河北水利局项目
This commit is contained in:
885
APP/hal_radio.c
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885
APP/hal_radio.c
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/**
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******************************************************************************
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* @file hal_radio.c
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* @author William Liang
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* @version V1.0.0
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* @date 09/10/2013
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* @brief This file contains the initialization and handle of the radio frequency.
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include <string.h>
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#include <stdlib.h>
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#include "hal_radio.h"
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#include "uart.h"
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#include "Rtc.h"
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#include "sx1276-LoRa.h"
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#include "sx1276-Fsk.h"
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#include "apl.h"
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/*****************************************************************************
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Prototype : spiReadWriteByte
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Description : spi basic function
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Input : u8 data
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Output : None
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Return Value :
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Date : 2014/3/15
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Author : Barry
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*****************************************************************************/
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u8 spiReadWriteByte(u8 data)
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{
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while(SPI_I2S_GetFlagStatus(sRF_SPI,SPI_I2S_FLAG_TXE)==RESET);
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SPI_I2S_SendData(sRF_SPI, data);
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while(SPI_I2S_GetFlagStatus(sRF_SPI,SPI_I2S_FLAG_RXNE)==RESET);
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return (u8)(SPI_I2S_ReceiveData(sRF_SPI));
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}
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/*****************************************************************************
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Prototype : SX1276WriteBuffer
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Description : spi write buffer
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Input : uint8_t addr
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uint8_t *buffer
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uint8_t size
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Output : None
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Return Value :
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Date : 2014/3/15
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Author : Barry
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*****************************************************************************/
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void SX1276WriteBuffer( uint8_t addr, uint8_t *buffer, uint8_t size )
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{
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sRF_CS_LOW();
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spiReadWriteByte(addr|0x80);
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for(u8 i = 0;i < size; i++)
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{
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spiReadWriteByte(buffer[i]);
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}
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sRF_CS_HIGH();
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}
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/*****************************************************************************
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Prototype : SX1276ReadBuffer
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Description : none
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Input : uint8_t addr
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uint8_t *buffer
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uint8_t size
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Output : None
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Return Value :
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Date : 2014/3/15
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Author : Barry
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*****************************************************************************/
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void SX1276ReadBuffer( uint8_t addr, uint8_t *buffer, uint8_t size )
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{
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sRF_CS_LOW();
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spiReadWriteByte(addr);
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for(u8 i = 0;i < size; i++)
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{
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buffer[i] = spiReadWriteByte(0xFF);
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}
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sRF_CS_HIGH();
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}
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/*****************************************************************************
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Prototype : SX1276Write
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Description : 1276 write Reg
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Input : uint8_t addr
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uint8_t data
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Output : None
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Return Value :
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Date : 2014/3/15
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Author : Barry
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*****************************************************************************/
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void SX1276Write( uint8_t addr, uint8_t data )
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{
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SX1276WriteBuffer( addr, &data, 1 );
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}
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/*****************************************************************************
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Prototype : SX1276Read
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Description : 1276 read Reg
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Input : uint8_t addr
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uint8_t *data
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Output : None
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Return Value :
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Date : 2014/3/15
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Author : Barry
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*****************************************************************************/
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void SX1276Read( uint8_t addr, uint8_t *data )
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{
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SX1276ReadBuffer( addr, data, 1 );
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}
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/*****************************************************************************
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Prototype : SX1276WriteFifo
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Description : none
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Input : uint8_t *buffer
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uint8_t size
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Output : None
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Return Value :
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Date : 2014/3/15
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Author : Barry
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*****************************************************************************/
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void SX1276WriteFifo( uint8_t *buffer, uint8_t size )
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{
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SX1276WriteBuffer( sRF_FIFO_ARRD, buffer, size );
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}
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/*****************************************************************************
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Prototype : SX1276ReadFifo
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Description : none
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Input : uint8_t *buffer
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uint8_t size
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Output : None
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Return Value :
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Date : 2014/3/15
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Author : Barry
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*****************************************************************************/
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void SX1276ReadFifo( uint8_t *buffer, uint8_t size )
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{
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SX1276ReadBuffer( sRF_FIFO_ARRD, buffer, size );
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}
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/*****************************************************************************
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* Function : SX1276Reset
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* Description : none
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* Input : void
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* Output : None
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* Return :
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* Others :
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* Record
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* 1.Date : 20170307
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* Author : barry
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* Modification: Created function
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*****************************************************************************/
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#define get_sys_time() xTaskGetTickCount()*portTICK_RATE_MS
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void SX1276Reset(void)
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{
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u32 startTick;
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GPIO_InitTypeDef GPIO_InitStructure;
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hal_DIOx_ITConfig(all, DISABLE);
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RCC_APB2PeriphClockCmd(sRF_RESET_SCK, ENABLE);
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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GPIO_InitStructure.GPIO_Pin = sRF_RESET_PIN;
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
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GPIO_Init( sRF_RESET_PORT, &GPIO_InitStructure );
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GPIO_ResetBits( sRF_RESET_PORT, sRF_RESET_PIN);
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startTick = get_sys_time( );
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while( get_sys_time( ) < ( startTick + 2 ));
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GPIO_SetBits( sRF_RESET_PORT, sRF_RESET_PIN );
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startTick = get_sys_time( );
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while( get_sys_time( ) < ( startTick + 6 ));
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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GPIO_InitStructure.GPIO_Pin = sRF_RESET_PIN;
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
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GPIO_Init( sRF_RESET_PORT, &GPIO_InitStructure );
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hal_sRF_ClearAllRF_IT();
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}
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/*****************************************************************************
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Prototype : hal_sRF_ITConfig
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Description : none
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Input : en_GDOx_IrqLine irqLine
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FunctionalState NewState
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Output : None
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Return Value :
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Date : 2014/3/15
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Author : Barry
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*****************************************************************************/
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void hal_sRF_ITConfig(uint32_t irqLine, FunctionalState NewState)
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{
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EXTI_InitTypeDef EXTI_InitStructure;
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EXTI_InitStructure.EXTI_Line = irqLine;
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EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;
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EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Rising;
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EXTI_InitStructure.EXTI_LineCmd = NewState;
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EXTI_Init(&EXTI_InitStructure);
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}
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/*****************************************************************************
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* Function : hal_sRF_FSK_ITConfig
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* Description : none
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* Input : uint32_t irqLine
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FunctionalState NewState
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* Output : None
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* Return :
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* Others :
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* Record
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* 1.Date : 20170418
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* Author : barry
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* Modification: Created function
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*****************************************************************************/
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void hal_sRF_FSK_ITConfig( uint32_t irqLine, FunctionalState NewState)
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{
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EXTI_InitTypeDef EXTI_InitStructure;
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if (NewState == ENABLE)
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{
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EXTI_ClearITPendingBit(irqLine);
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}
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EXTI_InitStructure.EXTI_Line = irqLine;
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EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;
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EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Falling;
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EXTI_InitStructure.EXTI_LineCmd = NewState;
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EXTI_Init(&EXTI_InitStructure);
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if (NewState == DISABLE)
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{
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EXTI_ClearITPendingBit(irqLine);
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}
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}
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/*****************************************************************************
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* Function : hal_sRF_ClearAllRF_IT
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* Description : none
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* Input : void
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* Output : None
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* Return :
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* Others :
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* Record
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* 1.Date : 20170418
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* Author : barry
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* Modification: Created function
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*****************************************************************************/
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void hal_sRF_ClearAllRF_IT(void)
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{
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EXTI_ClearITPendingBit(DIO0_IRQ);
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EXTI_ClearITPendingBit(DIO1_IRQ);
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EXTI_ClearITPendingBit(DIO2_IRQ);
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EXTI_ClearITPendingBit(DIO3_IRQ);
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}
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/*****************************************************************************
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Prototype : hal_Init_RF_pins
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Description : none
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Input : void
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Output : None
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Return Value :
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Date : 2014/3/15
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Author : Barry
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*****************************************************************************/
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void hal_Init_RF_pins(void)
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{
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GPIO_InitTypeDef GPIO_InitStructure;
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RCC_APB2PeriphClockCmd(sRF_CS_GPIO_CLK | sRF_SPI_MOSI_GPIO_CLK | sRF_SPI_MISO_GPIO_CLK |
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sRF_SPI_SCK_GPIO_CLK | sRF_DIOx_SCK | sRF_RESET_SCK | sRF_DIO4_SCK, ENABLE);
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hal_DIOx_ITConfig(all,DISABLE);
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hal_sRF_ClearAllRF_IT();
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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GPIO_InitStructure.GPIO_Pin = sRF_RESET_PIN;
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
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GPIO_Init( sRF_RESET_PORT, &GPIO_InitStructure );
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/*!< Configure sRF_SPI pins: SCK */
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GPIO_InitStructure.GPIO_Pin = sRF_SPI_SCK_PIN;
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
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GPIO_Init(sRF_SPI_SCK_GPIO_PORT, &GPIO_InitStructure);
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/*!< Configure sRF_SPI pins: MOSI */
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GPIO_InitStructure.GPIO_Pin = sRF_SPI_MOSI_PIN;
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GPIO_Init(sRF_SPI_MOSI_GPIO_PORT, &GPIO_InitStructure);
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/*!< Configure sRF_SPI pins: MISO */
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GPIO_InitStructure.GPIO_Pin = sRF_SPI_MISO_PIN;
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
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//GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
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GPIO_Init(sRF_SPI_MISO_GPIO_PORT, &GPIO_InitStructure);
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/*!< Configure sRF_CS_PIN pin: sRF CS pin */
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GPIO_InitStructure.GPIO_Pin = sRF_CS_PIN;
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
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GPIO_Init(sRF_CS_GPIO_PORT, &GPIO_InitStructure);
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/*!< Configure sRF_IRQ_PINs pin: DDO0~GDO5 */
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GPIO_InitStructure.GPIO_Pin = sRF_DIO0_PIN | sRF_DIO1_PIN | sRF_DIO3_PIN;// | sRF_DIO2_PIN ;
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPD;
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//GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
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GPIO_Init(sRF_DIOx_PORT, &GPIO_InitStructure);
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GPIO_InitStructure.GPIO_Pin = sRF_DIO4_PIN;
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPD;
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GPIO_Init(sRF_DIO4_PORT, &GPIO_InitStructure);
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/*TX LED pin*/
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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GPIO_InitStructure.GPIO_Pin = sRF_TX_CTRL_PIN;
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
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GPIO_Init( sRF_TX_CTRL_PORT, &GPIO_InitStructure );
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}
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void hal_Init_RF_int(void)
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{
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NVIC_InitTypeDef NVIC_InitStructure;
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/* Disable sRF_IRQ_EXTI clock */
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RCC_APB2PeriphResetCmd(RCC_APB2Periph_AFIO, DISABLE);
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NVIC_InitStructure.NVIC_IRQChannel = EXTI0_IRQn;
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NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 2;
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NVIC_InitStructure.NVIC_IRQChannelSubPriority = 2;
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NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
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NVIC_Init(&NVIC_InitStructure);
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NVIC_InitStructure.NVIC_IRQChannel = EXTI15_10_IRQn;
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NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 2;
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NVIC_InitStructure.NVIC_IRQChannelSubPriority = 2;
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NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
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NVIC_Init(&NVIC_InitStructure);
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GPIO_EXTILineConfig(sRF_DIOx_PORT_SOURCE, sRF_DIO0_PIN_SOURCE);
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GPIO_EXTILineConfig(sRF_DIOx_PORT_SOURCE, sRF_DIO1_PIN_SOURCE);
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//GPIO_EXTILineConfig(sRF_DIOx_PORT_SOURCE, sRF_DIO2_PIN_SOURCE);
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GPIO_EXTILineConfig(sRF_DIOx_PORT_SOURCE, sRF_DIO3_PIN_SOURCE);
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GPIO_EXTILineConfig(sRF_DIO4_PORT_SOURCE, sRF_DIO4_PIN_SOURCE);
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/* Enable AFIO clock */
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RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO, ENABLE);
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}
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/*****************************************************************************
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Prototype : hal_sRF_SPI_Config
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Description : none
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Input : void
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Output : None
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Return Value :
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Date : 2014/3/15
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Author : Barry
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*****************************************************************************/
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void hal_Init_RF_SPI(void)
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{
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SPI_InitTypeDef SPI_InitStructure;
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if (sRF_SPI == SPI1)
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{
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RCC_APB2PeriphClockCmd(sRF_SPI_CLK, ENABLE);
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}
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else
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{
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RCC_APB1PeriphClockCmd(sRF_SPI_CLK, ENABLE);
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}
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/* Enable sRF SPI DMA clock */
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RCC_AHBPeriphClockCmd(sRF_SPI_DMA_CLK, ENABLE);
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/*!< Deselect the RF: Chip Select high */
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sRF_CS_HIGH();
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/* Disable sRF_SPI */
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SPI_Cmd(sRF_SPI, DISABLE);
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/*!< SPI configuration */
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SPI_I2S_DeInit(sRF_SPI);
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SPI_InitStructure.SPI_Direction = SPI_Direction_2Lines_FullDuplex;
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SPI_InitStructure.SPI_Mode = SPI_Mode_Master;
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SPI_InitStructure.SPI_DataSize = SPI_DataSize_8b;
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SPI_InitStructure.SPI_CPOL = SPI_CPOL_Low;
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SPI_InitStructure.SPI_CPHA = SPI_CPHA_1Edge;
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SPI_InitStructure.SPI_NSS = SPI_NSS_Soft;
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SPI_InitStructure.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_8;
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SPI_InitStructure.SPI_FirstBit = SPI_FirstBit_MSB;
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SPI_InitStructure.SPI_CRCPolynomial = 7;
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SPI_Init(sRF_SPI, &SPI_InitStructure);
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/*!< Enable the sRF_SPI */
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SPI_Cmd(sRF_SPI, ENABLE);
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}
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/*****************************************************************************
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Prototype : hal_sRF_InitSPI
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Description : none
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Input : void
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Output : None
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Return Value :
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Date : 2014/3/15
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Author : Barry
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*****************************************************************************/
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void hal_sRF_InitSPI(void)
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{
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hal_Init_RF_pins();
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hal_Init_RF_int();
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hal_Init_RF_SPI();
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#ifdef SPI_DMA_FIFO
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init_SPI_DMA();
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#endif
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}
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/*****************************************************************************
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* Function : SX1276_lora_init
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* Description : none
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* Input : bool lora
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* Output : None
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* Return :
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* Others :
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* Record
|
||||
* 1.Date : 20170320
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||||
* Author : barry
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* Modification: Created function
|
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*****************************************************************************/
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void SX1276_init(bool lora)
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{
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SX1276Reset();
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if (lora)
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{
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SX1276LoRaInit();
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}
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else
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{
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#ifndef USE_LORA_MODE
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SX1276FskInit();
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#endif
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}
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}
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/*****************************************************************************
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Prototype : hal_InitRF
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Description : none
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Input : void
|
||||
Output : None
|
||||
Return Value :
|
||||
Date : 2014/3/15
|
||||
Author : Barry
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*****************************************************************************/
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void hal_InitRF(void)
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{
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hal_sRF_InitSPI();
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#ifdef USE_LORA_MODE
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SX1276_init(true);
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#else
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SX1276_init(false);
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#endif
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}
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||||
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||||
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||||
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#if 0
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/*****************************************************************************
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||||
Prototype : init_SPI_DMA
|
||||
Description : none
|
||||
Input : void
|
||||
Output : None
|
||||
Return Value :
|
||||
Date : 2014/3/15
|
||||
Author : Barry
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||||
*****************************************************************************/
|
||||
void init_SPI_DMA(void)
|
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{
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||||
DMA_InitTypeDef DMA_InitStructure;
|
||||
|
||||
/* Enable SPI Rx and Tx request */
|
||||
SPI_I2S_DMACmd(sRF_SPI, SPI_I2S_DMAReq_Rx | SPI_I2S_DMAReq_Tx, ENABLE);
|
||||
|
||||
/* sRF_SPI_DMA_RX_Channel configuration ---------------------------------------------*/
|
||||
DMA_DeInit(sRF_SPI_DMA_RX_Channel);
|
||||
DMA_InitStructure.DMA_PeripheralBaseAddr = (u32)sRF_SPI_DR_Base;
|
||||
DMA_InitStructure.DMA_MemoryBaseAddr = (u32)0;
|
||||
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
|
||||
DMA_InitStructure.DMA_BufferSize = 0;
|
||||
DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable;
|
||||
DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable;
|
||||
DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_Byte;
|
||||
DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_Byte;
|
||||
DMA_InitStructure.DMA_Mode = DMA_Mode_Normal;
|
||||
DMA_InitStructure.DMA_Priority = DMA_Priority_High;
|
||||
DMA_InitStructure.DMA_M2M = DMA_M2M_Disable;
|
||||
DMA_Init(sRF_SPI_DMA_RX_Channel, &DMA_InitStructure);
|
||||
|
||||
/* sRF_SPI_DMA_TX_Channel configuration ---------------------------------------------*/
|
||||
DMA_DeInit(sRF_SPI_DMA_TX_Channel);
|
||||
DMA_InitStructure.DMA_PeripheralBaseAddr = (u32)sRF_SPI_DR_Base;
|
||||
DMA_InitStructure.DMA_MemoryBaseAddr = (u32)0;
|
||||
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralDST;
|
||||
DMA_InitStructure.DMA_BufferSize = 0;
|
||||
DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable;
|
||||
DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable;
|
||||
DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_Byte;
|
||||
DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_Byte;
|
||||
DMA_InitStructure.DMA_Mode = DMA_Mode_Normal;
|
||||
DMA_InitStructure.DMA_Priority = DMA_Priority_High;
|
||||
DMA_InitStructure.DMA_M2M = DMA_M2M_Disable;
|
||||
DMA_Init(sRF_SPI_DMA_TX_Channel, &DMA_InitStructure);
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
Prototype : hal_sRF_ReadRegister
|
||||
Description : none
|
||||
Input : u8 reg
|
||||
Output : None
|
||||
Return Value :
|
||||
Date : 2014/3/15
|
||||
Author : Barry
|
||||
*****************************************************************************/
|
||||
u8 hal_sRF_ReadRegister(u8 reg)
|
||||
{
|
||||
if (reg > TOTAL_REGISTER_NUMBER)
|
||||
{
|
||||
printf("regsiter input error\r\n");
|
||||
return 0;
|
||||
}
|
||||
|
||||
/*!< Deselect the Radio: Chip Select high */
|
||||
sRF_CS_HIGH();
|
||||
|
||||
/*!< Select the radio by pulling low the nSEL pin */
|
||||
sRF_CS_LOW();
|
||||
|
||||
/*!< Loop while DR register in not emplty */
|
||||
while (SPI_I2S_GetFlagStatus(sRF_SPI, SPI_I2S_FLAG_TXE) == RESET);
|
||||
|
||||
/*!< Send byte through the SPI1 peripheral */
|
||||
SPI_I2S_SendData(sRF_SPI, reg);
|
||||
|
||||
/*!< Wait to receive a byte */
|
||||
while (SPI_I2S_GetFlagStatus(sRF_SPI, SPI_I2S_FLAG_RXNE) == RESET);
|
||||
|
||||
/* read from the SPI bus */
|
||||
SPI_I2S_ReceiveData(sRF_SPI);
|
||||
|
||||
/*!< Loop while DR register in not emplty */
|
||||
while (SPI_I2S_GetFlagStatus(sRF_SPI, SPI_I2S_FLAG_TXE) == RESET);
|
||||
|
||||
/*!< Send byte through the SPI1 peripheral */
|
||||
SPI_I2S_SendData(sRF_SPI, sRF_DUMMY_BYTE);
|
||||
|
||||
/*!< Wait to receive a byte */
|
||||
while (SPI_I2S_GetFlagStatus(sRF_SPI, SPI_I2S_FLAG_RXNE) == RESET);
|
||||
|
||||
/*!< Return the byte read from the SPI bus */
|
||||
reg = SPI_I2S_ReceiveData(sRF_SPI);
|
||||
|
||||
/*!< Deselect the radio by pulling high the nSEL pin */
|
||||
sRF_CS_HIGH();
|
||||
|
||||
return reg;
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
Prototype : hal_sRF_WriteRegister
|
||||
Description : none
|
||||
Input : u8 reg
|
||||
u8 val
|
||||
Output : None
|
||||
Return Value :
|
||||
Date : 2014/3/15
|
||||
Author : Barry
|
||||
*****************************************************************************/
|
||||
void hal_sRF_WriteRegister(u8 reg, u8 val)
|
||||
{
|
||||
reg |= 0x80;
|
||||
|
||||
/*!< Deselect the Radio: Chip Select high */
|
||||
sRF_CS_HIGH();
|
||||
|
||||
/*!< Select the radio by pulling low the nSEL pin */
|
||||
sRF_CS_LOW();
|
||||
|
||||
/*!< Loop while DR register in not emplty */
|
||||
while (SPI_I2S_GetFlagStatus(sRF_SPI, SPI_I2S_FLAG_TXE) == RESET);
|
||||
|
||||
/*!< Send byte through the SPI1 peripheral */
|
||||
SPI_I2S_SendData(sRF_SPI, reg);
|
||||
|
||||
/*!< Wait to receive a byte */
|
||||
while (SPI_I2S_GetFlagStatus(sRF_SPI, SPI_I2S_FLAG_RXNE) == RESET);
|
||||
|
||||
/* read from the SPI bus */
|
||||
SPI_I2S_ReceiveData(sRF_SPI);
|
||||
|
||||
/*!< Loop while DR register in not emplty */
|
||||
while (SPI_I2S_GetFlagStatus(sRF_SPI, SPI_I2S_FLAG_TXE) == RESET);
|
||||
|
||||
/*!< Send byte through the SPI1 peripheral */
|
||||
SPI_I2S_SendData(sRF_SPI, val);
|
||||
|
||||
/*!< Wait to receive a byte */
|
||||
while (SPI_I2S_GetFlagStatus(sRF_SPI, SPI_I2S_FLAG_RXNE) == RESET);
|
||||
|
||||
/* read from the SPI bus */
|
||||
SPI_I2S_ReceiveData(sRF_SPI);
|
||||
|
||||
/*!< Deselect the radio by pulling high the nSEL pin */
|
||||
sRF_CS_HIGH();
|
||||
}
|
||||
/*****************************************************************************
|
||||
Prototype : hal_sRF_DMA_Read
|
||||
Description : none
|
||||
Input : u8 startReg
|
||||
u8 *pBuffer
|
||||
u8 length
|
||||
Output : None
|
||||
Return Value :
|
||||
Date : 2014/3/15
|
||||
Author : Barry
|
||||
*****************************************************************************/
|
||||
void hal_sRF_DMA_Read(u8 startReg, u8 *pBuffer, u8 length)
|
||||
{
|
||||
/* Allocate storage for CPU status register */
|
||||
#if OS_CRITICAL_METHOD == 3u
|
||||
OS_CPU_SR cpu_sr = 0u;
|
||||
#endif
|
||||
|
||||
if (startReg > TOTAL_REGISTER_NUMBER)
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
if (length > 0)
|
||||
{
|
||||
/*!< Deselect the Radio: Chip Select high */
|
||||
sRF_CS_HIGH();
|
||||
|
||||
/*!< Select the radio by pulling low the nSEL pin */
|
||||
sRF_CS_LOW();
|
||||
|
||||
/*!< Loop while DR register in not emplty */
|
||||
while (SPI_I2S_GetFlagStatus(sRF_SPI, SPI_I2S_FLAG_TXE) == RESET);
|
||||
|
||||
/*!< Send byte through the SPI1 peripheral */
|
||||
SPI_I2S_SendData(sRF_SPI, startReg);
|
||||
|
||||
/*!< Wait to receive a byte */
|
||||
while (SPI_I2S_GetFlagStatus(sRF_SPI, SPI_I2S_FLAG_RXNE) == RESET);
|
||||
|
||||
/* read from the SPI bus */
|
||||
SPI_I2S_ReceiveData(sRF_SPI);
|
||||
|
||||
OS_ENTER_CRITICAL();
|
||||
|
||||
sRF_SPI->CR1 |= SPI_Direction_2Lines_RxOnly;
|
||||
|
||||
/* sRF_SPI_DMA_RX_Channel configuration ---------------------------------------------*/
|
||||
sRF_SPI_DMA_RX_Channel->CMAR = (u32)pBuffer;
|
||||
sRF_SPI_DMA_RX_Channel->CNDTR = (u32)length;
|
||||
|
||||
/* Enable sRF_SPI_DMA_RX_Channel and TC interrupt*/
|
||||
sRF_SPI_DMA_RX_Channel->CCR |= DMA_CCR1_EN | DMA_CCR1_TCIE;
|
||||
|
||||
OS_EXIT_CRITICAL();
|
||||
}
|
||||
|
||||
}
|
||||
/*****************************************************************************
|
||||
Prototype : hal_sRF_DMA_Write
|
||||
Description : none
|
||||
Input : u8 *pBuffer
|
||||
u8 length
|
||||
Output : None
|
||||
Return Value :
|
||||
Date : 2014/3/15
|
||||
Author : Barry
|
||||
*****************************************************************************/
|
||||
void hal_sRF_DMA_Write(u8 *pBuffer, u8 length)
|
||||
{
|
||||
if (length > 0)
|
||||
{
|
||||
/*!< Deselect the Radio: Chip Select high */
|
||||
sRF_CS_HIGH();
|
||||
|
||||
/*!< Select the radio by pulling low the nSEL pin */
|
||||
sRF_CS_LOW();
|
||||
|
||||
/* sRF_SPI_DMA_TX_Channel configuration ---------------------------------------------*/
|
||||
sRF_SPI_DMA_TX_Channel->CMAR = (u32)pBuffer;
|
||||
sRF_SPI_DMA_TX_Channel->CNDTR = (u32)length;
|
||||
|
||||
/* Enable sRF_SPI_DMA_TX_Channel */
|
||||
sRF_SPI_DMA_TX_Channel->CCR |= DMA_CCR1_EN | DMA_CCR1_TCIE;
|
||||
}
|
||||
else
|
||||
{
|
||||
printf("length input error\r\n");
|
||||
}
|
||||
}
|
||||
/*****************************************************************************
|
||||
Prototype : hal_sRF_Config
|
||||
Description : none
|
||||
Input : u8 startReg
|
||||
u8 *pBuffer
|
||||
u8 length
|
||||
Output : None
|
||||
Return Value :
|
||||
Date : 2014/3/15
|
||||
Author : Barry
|
||||
*****************************************************************************/
|
||||
void hal_sRF_Config(u8 startReg, u8 *pBuffer, u8 length)
|
||||
{
|
||||
if (startReg >= TOTAL_REGISTER_NUMBER)
|
||||
{
|
||||
printf("startReg input error\r\n");
|
||||
return;
|
||||
}
|
||||
if (length > 0)
|
||||
{
|
||||
hal_sRF_InitSPI();
|
||||
*pBuffer = startReg | 0x80;
|
||||
hal_sRF_DMA_Write(pBuffer, length + 1);
|
||||
|
||||
}
|
||||
}
|
||||
/*****************************************************************************
|
||||
Prototype : hal_sRF_Read
|
||||
Description : DMA read FIFO
|
||||
Input : u8 startReg
|
||||
u8 *pBuffer
|
||||
u8 length
|
||||
Output : None
|
||||
Return Value :
|
||||
Date : 2014/3/15
|
||||
Author : Barry
|
||||
*****************************************************************************/
|
||||
void hal_sRF_Read(u8 startReg, u8 *pBuffer, u8 length)
|
||||
{
|
||||
if (length > 0)
|
||||
{
|
||||
hal_sRF_InitSPI();
|
||||
hal_sRF_DMA_Read(startReg,pBuffer,length);
|
||||
}
|
||||
}
|
||||
/*****************************************************************************
|
||||
Prototype : hal_sRF_readFIFO_DMA
|
||||
Description : none
|
||||
Input : u8 * pBuffer指向接收数组，数组的第一个字节为长度字节
|
||||
u8 length
|
||||
Output : None
|
||||
Return Value :
|
||||
Date : 2014/3/21
|
||||
Author : Barry
|
||||
*****************************************************************************/
|
||||
void hal_sRF_readFIFO_DMA(u8 * pBuffer, u8 length)
|
||||
{
|
||||
|
||||
hal_sRF_DMA_Read(0,pBuffer+1,length);
|
||||
}
|
||||
|
||||
/*****************************************************************************
|
||||
Prototype : hal_sRF_writeFIFO_DMA
|
||||
Description : none
|
||||
Input : u8 * pBuffer 指向开始发送的数组，数组的第一个字节为FIFO地址
|
||||
u8 length 实际发送的字节数
|
||||
Output : None
|
||||
Return Value :
|
||||
Date : 2014/3/21
|
||||
Author : Barry
|
||||
*****************************************************************************/
|
||||
void hal_sRF_writeFIFO_DMA(u8 * pBuffer, u8 length)
|
||||
{
|
||||
hal_sRF_Config(0,pBuffer,length);
|
||||
}
|
||||
|
||||
/******************************************************************************/
|
||||
/* STM32F10x Peripherals Interrupt Handlers */
|
||||
/******************************************************************************/
|
||||
|
||||
|
||||
/*****************************************************************************
|
||||
Prototype : DMA1_Channel2_IRQHandler
|
||||
Description : This function handles SPI1 Rx Transfer Complete interrupt
|
||||
and Transfer Error interrupt.
|
||||
Input : void
|
||||
Output : None
|
||||
Return Value :
|
||||
Date : 2014/3/15
|
||||
Author : Barry
|
||||
*****************************************************************************/
|
||||
void DMA1_Channel2_IRQHandler(void)
|
||||
{
|
||||
if (DMA_GetITStatus(DMA1_IT_TC2) != RESET)
|
||||
{
|
||||
/* hal_sRF_InitSPI();初始化放在主循环中去 */
|
||||
RxEndProcess(TRUE);
|
||||
}
|
||||
|
||||
/*!< Deselect the RADIO: Chip Select high */
|
||||
//sRF_CS_HIGH();
|
||||
|
||||
/* Disable the selected SPI peripheral */
|
||||
//sRF_SPI->CR1 &= 0xFFBF;
|
||||
|
||||
/* Clear the DMA1 interrupt pending bits */
|
||||
DMA1->IFCR = DMA1_IT_TC2 | DMA1_IT_HT2 | DMA1_IT_TE2;
|
||||
|
||||
/* Disable the selected DMA1_Channel2 */
|
||||
DMA1_Channel2->CCR &= (u16)(~DMA_CCR1_EN);
|
||||
}
|
||||
/*****************************************************************************
|
||||
Prototype : DMA1_Channel3_IRQHandler
|
||||
Description : This function handles SPI1 Tx Transfer Complete interrupt
|
||||
and Transfer Error interrupt.
|
||||
Input : void
|
||||
Output : None
|
||||
Return Value :
|
||||
Date : 2014/3/15
|
||||
Author : Barry
|
||||
*****************************************************************************/
|
||||
void DMA1_Channel3_IRQHandler(void)
|
||||
{
|
||||
if (DMA_GetITStatus(DMA1_IT_TC3) != RESET)
|
||||
{
|
||||
SX1276LoRaStartTransmit();
|
||||
}
|
||||
|
||||
/* Clear the DMA1 interrupt pending bits */
|
||||
DMA1->IFCR = DMA1_IT_TC3 | DMA1_IT_HT3 | DMA1_IT_TE3;
|
||||
|
||||
/* Disable the selected DMA1_Channel3 */
|
||||
DMA1_Channel3->CCR &= (u16)(~DMA_CCR1_EN);
|
||||
|
||||
}
|
||||
/*****************************************************************************
|
||||
Prototype : hal_sRF_Transmit
|
||||
Description : PHY send
|
||||
Input : u8 *pBuffer
|
||||
u8 length
|
||||
u8 channel
|
||||
Output : None
|
||||
Return Value :
|
||||
Calls :
|
||||
Called By :
|
||||
|
||||
History :
|
||||
1.Date : 2014/10/29
|
||||
Author : liwei
|
||||
Modification : Created function
|
||||
|
||||
*****************************************************************************/
|
||||
void hal_sRF_Transmit(u8 *pBuffer, u8 length, u8 channel)
|
||||
{
|
||||
SX1276LoRa_NormalTx(pBuffer,length);
|
||||
}
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
/******************* (C) COPYRIGHT 2013 Robulink Technology Ltd.*****END OF FILE****/
|
||||
|
||||
Reference in New Issue
Block a user