From 43d055054fc3eee6d0c63f429a14ce74712626c1 Mon Sep 17 00:00:00 2001
From: chen <15335560115@163.com>
Date: 星期四, 22 五月 2025 18:08:48 +0800
Subject: [PATCH] 初步写好MK与蓝牙的传输交互函数未测试
---
keil/include/drivers/serial_at_cmd_app.c | 443 ++++++++++++++++++++++++++++++-------------------------
1 files changed, 240 insertions(+), 203 deletions(-)
diff --git a/keil/include/drivers/serial_at_cmd_app.c b/keil/include/drivers/serial_at_cmd_app.c
index 14b5902..aa7ce9b 100644
--- a/keil/include/drivers/serial_at_cmd_app.c
+++ b/keil/include/drivers/serial_at_cmd_app.c
@@ -143,7 +143,7 @@
extern uint8_t enable_sleep_count,sleep_flag;
void UsartParseDataHandler(uint8_t data)
{
- static UsartRecvPackState usart_receive_state = UsartReceiveWaitHead0;
+static UsartRecvPackState usart_receive_state = UsartReceiveWaitHead0;
uint16_t checksum = 0;
static uint8_t pack_datalen = 0,pack_length = 0,pack_index = 0,pack_msgtype = 0,pack_cmd = CMD_READ;
static uint8_t index = 0;
@@ -225,219 +225,256 @@
usart_receive_state = UsartReceiveWaitHead0;
pack_index = 0;
pack_length = 0;
- }
+ }
}
-
-void Usart2ParseDataHandler(uint8_t data)//UART蓝牙数据分析处理
+void uart0_send_ComMap_to_BLE(uint8_t data_length, uint8_t index)
{
- //打印接收到的蓝牙模块信息
- //printf("这个是传入的数据%c",data);
-// static UsartRecvPackState usart2_receive_state = UsartReceiveWaitHead0;
- //static UsartRecvPackState usart2_receive_state = UsartReceiveWaitData;
-
- static ST_BLERecv BLE_recvive;//创建蓝牙状态结构体
-
-
+ static uint8_t send_frame[100];
uint16_t checksum = 0;
-
- static uint8_t pack_datalen = 0,pack_length = 0,pack_index = 0,pack_msgtype = 0,pack_cmd = CMD_READ;
- static uint8_t index = 0;
+ send_frame[0] = 0x55;
+ send_frame[1] = 0xAA;
+ send_frame[2] = 0x40;
+ send_frame[3] = CMD_REPLY;
+ send_frame[4] = data_length+6;
+ send_frame[5] = index;
+ memcpy(&send_frame[6], &g_com_map[index], data_length);
+ checksum = Checksum_u16(&send_frame[2],5+data_length);
+ memcpy(&send_frame[6+data_length],&checksum,2);
-// uint8_t dev_id[14],dev_ssi[5],i,k=0;
-// //char char_mac[14],char_ssi[6];
-// int j=0;
-// //uint16_t temp_16,temp_16_id,temp_16_distance;
-// uint8_t temp8_H,temp8_L;
-// //float temp_float;
-// //double ssi_double;//,distance_double;
-// //int32_t distance_int;
-// uint16_t Label_id=0; //标签id
+ uart_send(UART_ID0, send_frame,data_length+8, NULL);
+}
+void Send_Commap_mk_to_ble(uint8_t data_length, uint8_t index)
+{
+static uint8_t send_frame[100];
+ uint16_t checksum = 0;
+ send_frame[0] = 0x55;
+ send_frame[1] = 0xAA;
+ send_frame[2] = 0x40;
+ send_frame[3] = CMD_WRITE;
+ send_frame[4] = data_length+6;
+ send_frame[5] = index;
+ memcpy(&send_frame[6], &g_com_map[index], data_length);
+ checksum = Checksum_u16(&send_frame[2],5+data_length);
+ memcpy(&send_frame[6+data_length],&checksum,2);
+ uart_send(UART_ID0, send_frame,data_length+8, NULL);
+}
- //接收数据开始分析
- mUsart2ReceivePack[index] = data; //char数组传进来参数data
- mUsart2ReceivePack_before = mUsart2ReceivePack_now;
- mUsart2ReceivePack_now=data;
- index++;
- if( mUsart2ReceivePack_before == 0x0D && mUsart2ReceivePack_now==0x0A )//接收数据到“0x0D 0x0A”结束
- {
- mUsart2ReceivePack[index]=0;
- //printf("0D0A进入后的数据为%s到此结束",mUsart2ReceivePack);
-// if(strncmp("RF-CRAZY",(char*)mUsart2ReceivePack,8)==0)
-// {
-// BLE_recvive.m_eState=BLE_RECV_STATE_MAC;//如果为名字后判断并改为MAC接收状态
+void read_com_map(uint8_t data_length, uint8_t index)
+{
+static uint8_t send_frame[100];
+ uint16_t checksum = 0;
+ send_frame[0] = 0x55;
+ send_frame[1] = 0xAA;
+ send_frame[2] = 0x40;
+ send_frame[3] = CMD_READ;
+ send_frame[4] = data_length;
+ send_frame[5] = index;
+ checksum = Checksum_u16(&send_frame[2],5+data_length);
+ uart_send(UART_ID0, send_frame,6, NULL);
+}
+void Usart0ParseDataHandler(uint8_t data)//UART蓝牙数据分析处理
+{
+ // 全局变量
+static Usart0ReceiveState usart0_receive_state = Usart0ReceiveWaitHead0;
+
+static uint8_t index = 0; // 缓冲区索引
+static uint8_t pack_cmd_type = 0; // 指令类型
+static uint8_t pack_msg_type = 0; // 消息类型
+static uint8_t pack_data_len = 0; // 数据长度
+static uint8_t pack_param_addr = 0; // 参数地址
+static uint16_t pack_checksum = 0; // 接收到的校验和
+static uint16_t calculated_checksum = 0; // 计算得到的校验和
+static uint8_t send_frame[256]; // 用于计算校验和的帧
+static uint8_t frame_index = 0; // 帧缓冲区索引
+static uint8_t pack_datalen = 0;
+
+ switch(usart0_receive_state) {
+ case Usart0ReceiveWaitHead0:
+ if(data == 0x55) {
+ usart0_receive_state = Usart0ReceiveWaitHead1;
+ // 初始化帧缓冲区
+ frame_index = 0;
+ send_frame[frame_index++] = data;
+ }
+ break;
+
+ case Usart0ReceiveWaitHead1:
+ if(data == 0xAA) {
+ usart0_receive_state = Usart0ReceiveWaitCmdType;
+ send_frame[frame_index++] = data;
+ } else {
+ usart0_receive_state = Usart0ReceiveWaitHead0;
+ }
+ break;
+
+ case Usart0ReceiveWaitCmdType:
+ if(data == 0x40) {
+ pack_cmd_type = data;
+ usart0_receive_state = Usart0ReceiveWaitMsgType;
+ send_frame[frame_index++] = data;
+ } else {
+ usart0_receive_state = Usart0ReceiveWaitHead0;
+ }
+ break;
+
+ case Usart0ReceiveWaitMsgType:
+ if(data == 0x2) { // 写消息类型
+ pack_msg_type = data;
+ usart0_receive_state = Usart0ReceiveWaitDataLen;
+ send_frame[frame_index++] = data;
+ } else {
+ usart0_receive_state = Usart0ReceiveWaitHead0;
+ }
+ break;
+
+ case Usart0ReceiveWaitDataLen:
+ pack_data_len = data;
+ index = 0;
+ usart0_receive_state = Usart0ReceiveWaitParamAddr;
+ send_frame[frame_index++] = data;
+ break;
+
+ case Usart0ReceiveWaitParamAddr:
+ pack_param_addr = data;
+ usart0_receive_state = Usart0ReceiveWaitData;
+ send_frame[frame_index++] = data;
+ break;
+
+ case Usart0ReceiveWaitData:
+ mUsart2ReceivePack[index++] = data;
+ send_frame[frame_index++] = data;
+ if(index == pack_data_len-6) {
+ usart0_receive_state = Usart0ReceiveWaitChecksum;
+ pack_datalen=pack_data_len-6;
+ }
+ break;
+
+ case Usart0ReceiveWaitChecksum:
+ pack_checksum = data << 8; // 高字节
+ pack_checksum |= data; // 低字节
+
+ // 计算校验和 (从第3个字节开始，长度为5+数据长度)
+ calculated_checksum = Checksum_u16(&send_frame[2],pack_datalen+5);
+
+ // 验证校验和
+ if(pack_checksum == calculated_checksum) {
+ // 校验通过，处理数据
+ switch(pack_cmd_type)
+ {
+ case CMD_WRITE:
+ //从mUsartReceivePack中读取pack_length长度的字节，放到全局变量中,赋值保存的参数并且存入flash
+
+ memcpy((uint8_t*)&g_com_map + pack_param_addr, mUsart2ReceivePack, pack_datalen);
+
+ //返回一个error状态
+ //SendComMap(pack_datalen,pack_index);
+ save_com_map_to_flash();
+ //delay_ms(100);
+// NVIC_SystemReset();
+ break;
+ case CMD_READ:
+ Send_Commap_mk_to_ble(pack_datalen,pack_param_addr);
+
+ break;
+ case CMD_REPLY:
+ memcpy((uint8_t*)&g_com_map + pack_param_addr, mUsart2ReceivePack, pack_datalen);
+ save_com_map_to_flash();
+ break;
+ default:
+ break;
+ }
+ }
+
+ // 重置状态机
+ usart0_receive_state = Usart0ReceiveWaitHead0;
+ index = 0;
+ frame_index = 0;
+ break;
+
+ default:
+ usart0_receive_state = Usart0ReceiveWaitHead0;
+ index = 0;
+ frame_index = 0;
+ break;
+ }
+
+
+// if(usart_receive_state == UsartReceiveWaitChecksum) { //若收到校验和包
+// checksum = 0;
+// for(int i = 0; i<pack_length-5; i++) {
+// checksum += mUsart2ReceivePack[i];
// }
-//
- switch(BLE_recvive.m_eState)
- { case BLE_RECV_STATE_IDLE:
- if(strncmp("RF-CRAZY",(char*)mUsart2ReceivePack,8)==0)
- BLE_recvive.m_eState=BLE_RECV_STATE_MAC;//如果为名字后判断并改为MAC接收状态
- break;
- case BLE_RECV_STATE_MAC://MAC接受处理状态
- strcpy(BLE_recvive.m_macHeader,(char*)mUsart2ReceivePack+5);//复制到蓝牙结构体中,+5是为了跳过MAC字符和冒号未处理0D0A
- //处理MAC字符不让换行
- char*p=BLE_recvive.m_macHeader+strlen(BLE_recvive.m_macHeader)-2;
- *p='\0';
- //printf("处理过后的MAC为%s",BLE_recvive.m_macHeader);
- BLE_recvive.m_eState=BLE_RECV_STATE_RSSI;
- break;
- case BLE_RECV_STATE_RSSI://RSSI接收处理状态
- strcpy(BLE_recvive.m_rssiHeader2,(char*)mUsart2ReceivePack+6);//复制到蓝牙结构体中,+5是为了跳过MAC字符和冒号未处理0D0A
- //printf(" 处理过后的RSSI为%s",BLE_recvive.m_rssiHeader2);
- BLE_recvive.m_eState=BLE_RECV_STATE_IDLE;
- break;
- }
-
-// if(mUsart2ReceivePack[0] ==0x2B ) //“+”扫描到开始或结束字符串的首个字符
+// checksum += pack_cmd;
+// checksum += pack_length;
+// checksum += pack_index;
+// checksum += pack_datalen;
+// checksum += pack_msgtype;
+// if(((data + checksum)&0xff) == 0xFF) //校验通过
// {
-// if (mUsart2ReceivePack[5] ==0x20)
-// {
-// printf("UART扫描结束 :+SCAN END\r\n"); //本次扫描结束
-// CT_sum++; //包序值
-// if(CT_sum>255) CT_sum=0;
-//
-// //发送数据缓存
-// Lora_TXD_bff[0] = 0x55;
-// Lora_TXD_bff[1] = 0xAA;
-// Lora_TXD_bff[2] = 0x12;
-// Lora_TXD_bff[3] = 8+4*numb_base; //数据长度 8+4*基站数量
-//
-// Label_id=Label_id_local; //标签id
-// memcpy(&Lora_TXD_bff[4],&Label_id ,2);
-//
-// Lora_TXD_bff[6] = CT_sum; //标签包序
-// Lora_TXD_bff[7] = 0x32; //按键/电量,测试数据50
-// Lora_TXD_bff[8] = 0; //LORA等待应答
-
-// Lora_TXD_bff[9]= numb_base; //基站数量
-
-// for(i=10;i<(10+numb_base*2);i=i+2)
-// {
-// memcpy(&Lora_TXD_bff[i+0] ,&data_buff[(i-10)/2][0] ,2); //基站ID
-// memcpy(&Lora_TXD_bff[i+numb_base*2],&data_buff[(i-10)/2][1] ,2); //基站距离
-// }
-// for( i = 2;i<(4+8+4*numb_base); i++) //去包头后 校验 累加取反
-// {
-// checksum += Lora_TXD_bff[i];
-// }
-// checksum = ~checksum;
-// memcpy(&Lora_TXD_bff[2+8+4*numb_base],&checksum ,2); //和取反 校验
-//
-// Radio_init(); //唤醒 为发送状态
-// Radio.Send( Lora_TXD_bff, (4+8+4*numb_base)); //LORA模块上传数据
-//
-
-// //基站距离 清零
-// for(i=0;i<numb_base;i++)
-// {
-// //for(k=1;k<2;k++) //清距离数据
-// for(k=0;k<2;k++) //清ID号和距离数据
-// {
-// data_buff[i][k]=0;
-// }
-// }
-// numb_base =0;
-// data_buff_start =0;
-//
-// printf("\r\n");
-// //delay_ms(5);
-// Uart2_SendString( Uart2_str); //发下一次扫描指令
-// }
-//
-// else if(mUsart2ReceivePack[5] ==0x5F) //“_"下划线
-// {
-// printf("UART扫描开始 :+SCAN_MANU:\r\n");
-// }
-// }
-// else
-// {
-// j=memcmp(id_cmpare,mUsart2ReceivePack,8); //比较目标蓝牙地址 前4个字节
-// if(j==0)//跟目标蓝牙mac地址相同
+// switch(pack_cmd)
// {
+// case CMD_WRITE:
+// //从mUsartReceivePack中读取pack_length长度的字节，放到全局变量中,赋值保存的参数并且存入flash
+// enable_sleep_count=0;
+// memcpy((uint8_t*)&g_com_map + pack_index, mUsart2ReceivePack, pack_datalen);
//
-// //拷贝mac地址
-// for(i=0;i<12;i++)
-// {
-// char_mac[i] = mUsart2ReceivePack[i];
-// }
-// char_mac[12]='\0';
-//
-//
-// //拷贝信号
-// for(i=15;i<18;i++)
-// {
-// char_ssi[i-15] = mUsart2ReceivePack[i];
-// }
-// if(mUsart2ReceivePack[18]==0x0D || mUsart2ReceivePack[18]==0x20) //信号是-两位数
-// {
-// char_ssi[3]= '\0' ;
-// char_broadcast_data[0]= '\0';
-// if (mUsart2ReceivePack[18]==0x0D) //信号是-两位数，无广播内容
-// {
-// CT_satrt=0;
-// }
-// else if(mUsart2ReceivePack[18]==0x20) //信号是-两位数，有广播内容,空格后一位开始，到0x0D 结束。
-// {
-// CT_satrt=19;
-// }
-// ssi_double = -((char_ssi[1]-0x30)*10 + (char_ssi[2]-0x30)); //2位信号值int
-// }
-// else if(mUsart2ReceivePack[18]>=0x30 && mUsart2ReceivePack[18]<=0x39 ) //信号是-三位数
-// {
-// char_ssi[3]=mUsart2ReceivePack[18];
-// char_ssi[4]= '\0' ;
-// char_broadcast_data[0]= '\0';
-// if (mUsart2ReceivePack[19]==0x0D) //信号是-三位数，无广播内容
-// {
-// CT_satrt=0;
-// }
-// else if(mUsart2ReceivePack[19]==0x20) //信号是-三位数，有广播内容,空格后一位开始，到0x0D 结束。
-// {
-// CT_satrt=20;
-// }
-// ssi_double = -((char_ssi[1]-0x30)*100 + (char_ssi[2]-0x30)*10 + (char_ssi[3]-0x30));//3位信号值int
-// }
-//
-// printf("mac= %s ",char_mac);
-// printf("ssi= %s ",char_ssi);
-
-// //基站ID处理
-// temp_16_id = (char_mac[8]-0x30)*1000 + (char_mac[9]-0x30)*100 + (char_mac[10]-0x30)*10 + (char_mac[11]-0x30);
-// printf("ID = %d ",temp_16_id );
-// //基站距离处理
-// temp_16_distance = 0.003083 * exp(-0.09909*ssi_double)*100;//单位cm
-// printf("距离 = %d cm \r\n",temp_16_distance );
-
-// //比较ID号并拷贝数据到缓存区
-// for(i=0;i<data_buff_MAX;i++)
-// {
-// if(data_buff[i][0] == temp_16_id) //检测到已存ID
-// {
-// data_buff[i][1] = temp_16_distance;
-// data_buff_start=0;
-// break;
-// }
-// else if (data_buff[i][0]==0)
-// {
-// data_buff_start=i+1;
-// numb_base=data_buff_start; //拷贝扫描到基站的数量
-// break;
-// }
-// }
-// if(data_buff_start!=0)
-// {
-// data_buff[data_buff_start-1][0] = temp_16_id;
-// data_buff[data_buff_start-1][1] = temp_16_distance;
-//
-// }
-// }
-// }
- index=0;
- mUsart2ReceivePack_before=0;
- mUsart2ReceivePack_now=0;
- }
-//printf("处理过后的数组为%s\n",mUsart2ReceivePack);
+// if(mUsart2ReceivePack[0]==1)
+// UpdateProcess(pack_index);
+// //返回一个error状态
+// //SendComMap(pack_datalen,pack_index);
+// save_com_map_to_flash();
+// //delay_ms(100);
+// //NVIC_SystemReset();
+// break;
+// case CMD_READ:
+// //read包中data字节，即mUsartReceivePack[0]表示数据长度；
+// //从g_com_data结构体中的第index位置读取长度为mUsartReceivePack[0]的字节，发送出来
+// SendComMap0(pack_datalen,pack_index>>1);
+// break;
+// default:
+// break;
+// }
+// }
+// usart_receive_state = UsartReceiveWaitHead0;
+// pack_index = 0;
+// pack_length = 0;
+// index=0;
+// } else if((usart_receive_state == UsartReceiveWaitData) ) { //若果收到的是正常通讯包
+// mUsart2ReceivePack[index] = data;
+// index++;
+// if(index == pack_length-5) { //如果收到的index与长度相等
+// usart_receive_state = UsartReceiveWaitChecksum;
+// }
+// } else if(usart_receive_state == UsartReceiveWaitDataLen) { //收到指令类型字节
+// pack_datalen = data;
+// usart_receive_state = UsartReceiveWaitData;
+// }else if(usart_receive_state == UsartReceiveWaitIndex) { //收到指令类型字节
+// pack_index = data;
+// usart_receive_state = UsartReceiveWaitDataLen;
+// } else if(usart_receive_state == UsartReceiveWaitCMD) { //收到指令类型字节
+// pack_cmd = data;
+// usart_receive_state = UsartReceiveWaitIndex;
+// } else if(usart_receive_state == UsartReceiveWaitLength) { //收到长度字节
+//
+// pack_length = data;
+// pack_index = 0;
+// usart_receive_state = UsartReceiveWaitCMD;
+//
+// } else if((usart_receive_state == UsartReceiveWaitHead0) && (data == 0x55)) { //收到第一个包头
+// usart_receive_state = UsartReceiveWaitHead1;
+// } else if((usart_receive_state == UsartReceiveWaitHead1) && (data == 0xAA)) { //收到第二个包头
+// usart_receive_state = UsartReceiveWaitMsgType;
+// }else if ((usart_receive_state == UsartReceiveWaitMsgType) && (data == 0x3)) {
+// usart_receive_state = UsartReceiveWaitLength;
+// pack_msgtype = data;
+// }
+// else {
+// usart_receive_state = UsartReceiveWaitHead0;
+// pack_index = 0;
+// pack_length = 0;
+// }
}
--
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