河北水利局项目

APP/addr.c

@@ -0,0 +1,135 @@
+#include "addr.h"
+#include "Mem.h"
+#include "General.h"
+#include "Flash.h"
+
+extern void addr_set(u8 * addr);
+
+static u8 broadcast_addr[6] = {0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA};
+static u8 broadcast_addr_1[6] = {0x99, 0x99, 0x99, 0x99, 0x99, 0x99};
+
+static u8 local_addr[6] = {0x11, 0x11, 0x11, 0x11, 0x11, 0x11};
+
+u8 cmp_addr(u8 *addr)
+{
+    if (cmp_datas(addr, local_addr, 6))
+    {
+      return  ADDR_EQ;
+    }
+    else if (cmp_datas(addr, broadcast_addr, 6))
+    {
+      return  BRODCAST_ADDRAA_EQ;
+    }
+    else if (cmp_datas(addr, broadcast_addr_1, 6))
+    {
+      return  BRODCAST_ADDR99_EQ;
+    }
+    else
+    {
+      return ADDR_NEQ;
+    }
+}
+
+
+
+
+u8 * read_broadcast_addr(void)
+{
+  return broadcast_addr;
+}
+
+
+/*****************************************************************************
+ Prototype    : set_addr
+ Description  : none
+ Input        : void  
+ Output       : None
+ Return Value : 
+ Date         : 2014/3/15
+ Author       : Barry
+*****************************************************************************/
+void set_addr(u8 *newaddr)
+{
+   u8 local_temp[8];
+   u16 crc;
+
+   //ÊäÈëÊÇÕýÐò£¬´æ´¢·´Ðò
+   //memcpy(local_addr, newaddr, 6);
+   //memcpy(local_temp, newaddr, 6);
+   
+   memset(local_temp,0,sizeof(local_temp));
+   memset(local_addr,0,sizeof(local_addr));
+   
+
+   for (u8 i = 0; i < 6; i++)
+   {
+        local_addr[i] = newaddr[5 - i];
+        local_temp[i] = newaddr[5 - i];
+   }
+
+
+
+   
+//  memmove(local_addr,&newaddr[1],5);
+//  memmove(local_temp,&newaddr[1],5);
+//   addr_set(&newaddr[1]);
+   
+   crc = GetCRC16(local_addr, 6);
+
+   local_temp[6] = crc & 0xFF;
+   local_temp[7] = (u8)((crc >> 8) & 0xFF);
+   
+  if (STM32_FlashPageErase(FLASH_LOCAL_ADDR_ADDRESS) == FLH_SUCCESS)
+  {
+     STM32_FlashWrite( FLASH_LOCAL_ADDR_ADDRESS,  local_temp, 8);
+  }  
+}
+
+/*****************************************************************************
+ Prototype    : read_addr
+ Description  : none
+ Input        : void  
+ Output       : None
+ Return Value : 
+ Date         : 2014/3/15
+ Author       : Barry
+*****************************************************************************/
+bool read_addr(u8 *addrbuf )
+{
+   u8 tempaddr[8];
+   u16 crc;
+   
+   memcpy(&tempaddr, (u8*)FLASH_LOCAL_ADDR_ADDRESS, sizeof(tempaddr));
+
+   crc = GetCRC16(tempaddr, 6);
+   
+   if (crc == (tempaddr[6] + tempaddr[7]*256) )
+   {
+     memcpy(addrbuf, tempaddr, 6);
+     return TRUE;
+   }
+   else
+   {
+     memcpy(addrbuf, local_addr, 6);
+     return FALSE;
+   }
+}
+
+void init_local_addr(void)
+{
+    u8 temp[6];
+    if (read_addr(temp) )
+    {
+        memcpy(local_addr,temp, 6);
+        return;
+    }
+}
+      
+u8 * addr_get()
+{
+	return local_addr;
+}
+
+
+
+