nfc添加至uart2

source/app/main.c

@@ -86,6 +86,7 @@ void L0_main_init(void)
 
 	//外设初始化
 	bsp_key_init();
+	bsp_rfid_init();
 
 	//串口初始化
 	L0_uart0_buf_init();

source/app/main.h

@@ -44,6 +44,7 @@
 #include "../bsp/bsp_config.h"
 #include "../bsp/bsp_config_delay.h"
 #include "../bsp/bsp_key.h"
+#include "../bsp/bsp_rfid.h"
 #include "../bsp/chipid.h"
 #include "../bsp/cs1232.h"
 #include "../bsp/rs485.h"

source/bsp/bsp_config.h

@@ -137,6 +137,12 @@
 	#define KC3		P13		//NET7
 	#define KC4		P20		//NET8
 
+	//RFID EN -- 暂未定义
+	#define RFID_ENABLE 1
+	#define RFID_DISABLE 0
+	#define RFID_EN_PIN P32 	//RFID-EN >1.1v使能
+
+	
 	//EEP存储地址定义
 	#define D_EEP_SECTOR_SIZE 0x200	//每个扇区0x200==512bytes
 	#define D_EEP_SECTOR_BLOCK_SIZE 0x40	//扇区中每个数据块0x40==64bytes，可选值[32,64,128]等

source/bsp/bsp_rfid.c

@@ -0,0 +1,14 @@
+#include "bsp_rfid.h"
+#include "bsp_config_delay.h"
+
+U8 bsp_rfid_init(void)
+{
+	D_stdIO_P3(BITN2);
+	bsp_rfid_en(RFID_ENABLE);
+	return 0;
+}
+
+void bsp_rfid_en(U8 status)
+{
+	RFID_EN_PIN = status;
+}

source/bsp/bsp_rfid.h

@@ -0,0 +1,9 @@
+#ifndef _BSP_RFID_H
+#define _BSP_RFID_H
+
+#include "bsp_config.h"
+
+extern U8 bsp_rfid_init(void);
+extern void bsp_rfid_en(U8 status);
+
+#endif

source/msp/UART2.c

@@ -55,13 +55,15 @@ msp/uartx.c    底层代码	 和cpu相关 缓存发送也放在里面
 -----------------------------------------------------------------------------------------
 ********************************************************************************/
 #include "uart2.h"	
-#include "../app/common.h"
+#include "../tpc/debug.h"
 
 //发送缓冲区
 static volatile Ts_uart_send_buf idata ts_uart_send_buf;
 //接收缓冲区最多存放16个字符，这个值尽量小，但要大于实际处理协议的缓冲区大小
-static U8 uart2_recv_buf[16];
+#define RECV_BUF_SIZE 16
+static U8 uart2_recv_buf[RECV_BUF_SIZE];
 Ts_uart_recv_buf ts_uart2_recv_buf; 
+int g_uart2_recv_num = 0;
 
 void L0_uart2_init(void)
 {
@@ -72,29 +74,38 @@ void L0_uart2_init(void)
 	T2H = 0xFF; 	//设定定时初值
 	AUXR |= 0x10;		//启动定时器2
 	
-#elif (MainFre_22M == D_sys_MainFre)	//115200bps@22.1184MHz
+#elif (MainFre_22M == D_sys_MainFre)	//9600bps@22.1184MHz
 	S2CON = 0x50;		//8位数据,可变波特率
-	AUXR |= 0x04;		//定时器2时钟为Fosc,即1T
-	T2L = 0xD0;		//设定定时初值
-	T2H = 0xFF;		//设定定时初值
-	AUXR |= 0x10;		//启动定时器2
+	AUXR &= 0xFB;		//定时器时钟12T模式
+	T2L = 0xD0;			//设置定时初始值
+	T2H = 0xFF;			//设置定时初始值
+	AUXR |= 0x10;		//定时器2开始计时
 #endif
 }
 
 void L0_uart2_buf_init(void)
 {						
+	//初始化协议发送缓冲区
 	ts_uart[uNum2].p = &ts_uart_send_buf;
 	ts_uart[uNum2].p->now = 0;
 	ts_uart[uNum2].p->ok = D_ready;
-	ts_uart[uNum2].t = &ts_uart_recv_buf;
+
+	//初始化协议接收缓冲区
+	ts_uart[uNum2].t = &ts_uart2_recv_buf;
 	ts_uart[uNum2].t->buf = uart2_recv_buf;
-	ts_uart[uNum2].t->head_0 = D_CMD_Filter1_ff;
-	ts_uart[uNum2].t->head_1 = D_CMD_Filter2_fe;
 	ts_uart[uNum2].t->head = 0;
 	ts_uart[uNum2].t->ok = 0;
-	ts_uart[uNum2].tp_handler = L1_s2b_PH3;
+
+	//串口协议解析专用字段
+	ts_uart[uNum2].t->head_0 = 0x60;
+	ts_uart[uNum2].t->maxnum = RECV_BUF_SIZE;
+	ts_uart[uNum2].tp_handler = L1_s2b_nfc;
+
+	//串口初始化
 	L0_uart2_init();
-	D_uart2_ES_INT(1); //打开串口中断
+
+	//打开串口中断
+	D_uart2_ES_INT(1); 
 
 #if (D_UART2_485_TYPE != TYPE_485_NONE)
 	D_UART2_485_RX() //默认处于接收状态
@@ -115,12 +126,14 @@ UART 中断
 #define D_SERVE_uart2   interrupt 8
 void INTERRUPT_uart2(void)  D_SERVE_uart2// using 2
 {
-	//NOP();	NOP();	NOP();
+	NOP();	NOP();	NOP();
 	if(L0_uart2_IntRI())					//如果是U2接收中断	
 	{
 		L0_uart2_IntRIClear(); 				//清除接收中断标志
 		ts_uart[uNum2].t->reg = L0_uartN_get(uNum2);
-		ts_uart[uNum2].tp_handler(ts_uart[uNum2].t));
+		if(ts_uart[uNum2].tp_handler != NULL){
+			ts_uart[uNum2].tp_handler(ts_uart[uNum2].t);
+		}
 	}
 	if(L0_uart2_IntTI())					//如果是U0发送中断
 	{
@@ -138,10 +151,9 @@ void INTERRUPT_uart2(void)  D_SERVE_uart2// using 2
 #if (D_UART2_485_TYPE != TYPE_485_NONE)
 			D_UART2_485_RX() //切换到接收状态
 #endif
-
 		}
 	}
-	//NOP();	NOP();	NOP();
+	NOP();	NOP();	NOP();
 }
 
 

source/msp/UART2.h

@@ -54,8 +54,7 @@ msp/uartx.c    底层代码	 和cpu相关 缓存发送也放在里面
 #define _uart2_H
 
 #include "../bsp/bsp_config.h"
-#include "../tpc/tpc_ccmodbus.h"
-#include "uartN.h"
+#include "uart_x.h"
 
 #define uNum2 1
 
@@ -78,8 +77,10 @@ void L0_uart2_sendArray(U8 * buf, U16 len);
 #define L0_uart2_ushex(X) 	L0_uartN_ushex(uNum2,X)
 #define L0_uart2_ulhex(X) 	L0_uartN_ulhex(uNum2,X)
 #define L0_uart2_sendstr(buf) 	L0_uartN_sendstr(uNum2,buf)
+#define L1_uart2_uchexArray(buf) 	L1_uartN_uchexArray(uNum2,buf)
 
 extern Ts_uart_recv_buf ts_uart2_recv_buf;
+extern int g_uart2_recv_num;
 
 #endif //#ifndef _uart2_H 
 

source/tpc/debug.c

@@ -110,6 +110,62 @@ void L1_s2b_nfc (Ts_uart_recv_buf *p) //reentrant
 }
 
 
+//RFID协议：BB 02 22 00 11 D5 30 00 E2 00 10 71 00 00 52 9B 09 40 B4 02 EB 98 0C 7E  
+//帧头：BB
+//Type：00命令帧 /01响应帧 /02通知帧
+//Command: 07指令桢 /22单次读写 /27多次轮询 /28停止轮询 /0C选择 / B6设置功率
+//数据长度：00 07
+//数据：D5 30 00 E2 00 10 71 00 00 52 9B 09 40 B4 02 EB 98
+//校验：0C 从Type到数据字段 [02 22 00 11 D5 30 00 E2 00 10 71 00 00 52 9B 09 40 B4 02 EB 98] 的所有字节的累加和
+//帧尾：7E	
+void L1_s2b_rfid (Ts_uart_recv_buf *p) //reentrant
+{
+	if (0 == p->head)
+	{
+		if (p->head_0 == (p->reg & 0xFF))
+		{
+			p->head = 1;
+			p->buf[0] = p->reg;
+			p->index = 0;
+			p->num = p->maxnum;
+			p->ocr = p->reg;
+		}
+	}
+	else
+	{
+		p->buf[++p->index] = p->reg;
+		if(p->index == 3)
+		{
+			//5个字节协议头 + 1校验 + 数据（长度由2、3字节计算）
+			p->num = 5 + 1 + ((p->buf[2] << 8) | (p->buf[3]));
+			if(p->num > p->maxnum){
+				//error
+				p->head = 0;
+				p->ok = 0;
+				return;
+			}
+		}
+		if(p->index < p->num - 1)
+		{
+			//计算OCR
+			p->ocr ^= p->reg;
+		}
+		else
+		{
+			if(p->ocr == p->buf[p->num-1])
+			{
+				if (p->ok != 1)
+				{	  
+					//命令结束，必须有个地方清0，否则无法再次接受报文
+					p->ok = 1;
+				}
+			}
+			p->head = 0;
+		}
+	}
+}
+
+
 
 /******************************************************************************
 **                            End Of File