更新部分变量
This commit is contained in:
CSSC-WORK\murmur
parent
f0a7aa7916
commit
4dd350b388
52
tcl.c
52
tcl.c
@ -55,11 +55,10 @@ static devstatus_t curMode = R_MODE;
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static devstatus_t tarMode = R_MODE;
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volatile int isOK2Swt = 1; // 是否尝试切换到发送模式
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static devstatus_t tarDevMode = R_MODE; // 目标端工作模式
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static MultiTimer retryTimer, timeoutTimer; // 重试定时器、超时定时器
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static int rxNewDataFlag = 0;
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static MultiTimer swtModeTimer, retryTimer, timeoutTimer; // 重试定时器、超时定时器
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static int isNewLineRx = 0;
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static uint8_t lstLineRxData[MAX_FRAME_LENGTH]; // 透传缆最后一个接收到的数据
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static uint8_t lstLineRxDataLen = 0; // 透传缆最后一个接收到的数据长度
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static int isTimeOut = 0;
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static Node *userRxBuffList = NULL; // user端接收缓冲链表
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// static err_t lstState = ERR_OK;
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@ -100,7 +99,7 @@ void lineTransmitData(uint8_t *data, uint8_t len)
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// 发送数据前后需初始化为发送模式
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initWorkStatus(T_MODE);
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// 发送数据
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// 发送完毕后需恢复为接收模式
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msdelay(len * 10);
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initWorkStatus(R_MODE);
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@ -111,8 +110,10 @@ void lineTransmitData(uint8_t *data, uint8_t len)
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// 2. 发送完成后切换为接收模式
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// 3. 通过透传缆串口接收回复的ACK
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// 4. ACK正常则发送成功，否则发送失败
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// 5. 发送成功则准备发送缓存队列中下一帧数据
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// 5. 发送成功反馈ACK，删除链表数据并准备发送链表中下一帧数据
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// 6. 发送失败则等待指定时间t后重发当前帧
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// 7. 重试次数达到上限则发送失败，删除链表数据并准备发送链表中下一帧数据
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// 8.
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/// @brief 通过用户串口发送数据
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/// @param data 待发送数据
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@ -167,11 +168,11 @@ uint64_t getPlatformTicks(void)
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}
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// Callback functions for the timers
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void retryTimerCallback(MultiTimer *timer, void *userData)
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void swtModeTimerCallback(MultiTimer *timer, void *userData)
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{
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isOK2Swt = 1;
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printf("Timer 1 fired at %lu ms\n", getPlatformTicks());
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//提示保护期已过，收端可以发送数据
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printf("time of protect expired and can send data.\n");
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}
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void timeOutTimerCallback(MultiTimer *timer, void *userData)
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@ -180,7 +181,12 @@ void timeOutTimerCallback(MultiTimer *timer, void *userData)
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printf("Timer 1 fired at %lu ms\n", getPlatformTicks());
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}
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void reTryTimerCallback(MultiTimer *timer, void *userData)
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{
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userData = 1;
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printf("Timer 1 fired at %lu ms\n", getPlatformTicks());
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}
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/// @brief 计算异或XOR校验
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/// @param data 待校验数据
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/// @param len 数据长度
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@ -256,7 +262,7 @@ void userRecDataCallback(uint8_t *data, uint8_t len)
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/// @param len
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void lineRecCallback(uint8_t *data, uint8_t len)
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{
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rxNewDataFlag = 1;
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isNewLineRx = 1;
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memcpy(lstLineRxData, data, len);
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lstLineRxDataLen = len;
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}
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@ -266,9 +272,9 @@ void lineRecCallback(uint8_t *data, uint8_t len)
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/// @return 返回ACK状态
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err_t getACK(int timeOut)
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{
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rxNewDataFlag = 0;
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uint8_t isTimeOut = 0;
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multiTimerStop(&timeoutTimer);
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multiTimerStart(&timeoutTimer, timeOut, timeOutTimerCallback, NULL); // Start timer
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multiTimerStart(&timeoutTimer, timeOut, timeOutTimerCallback, &isTimeOut); // Start timer
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while (1)
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{
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if (isTimeOut)
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@ -276,9 +282,10 @@ err_t getACK(int timeOut)
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return ERR_TIMEOUT;
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}
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if (rxNewDataFlag)
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if (isNewLineRx)
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{
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rxNewDataFlag = 0;
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isNewLineRx = 0;
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//ACK为单个字节
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if (lstLineRxDataLen == 1 && lstLineRxData[0] == CMD_ACK_OK)
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{
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return ERR_OK;
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@ -319,25 +326,27 @@ void handleTR()
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multiTimerYield();
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// 收到新数据
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if (rxNewDataFlag)
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if (isNewLineRx)
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{
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if (lstLineRxDataLen == 1)
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{
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/* code */
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/* 判断为无效，只有ACK为单个字节 */
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}
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else
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{
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if (chkDataValid(lstLineRxData, lstLineRxDataLen) == ERR_OK)
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{
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//校验通过
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lineTransmitData(CMD_ACK_OK, 1);
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userTransmitData(lstLineRxData, lstLineRxDataLen);
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//每次建立通信后10s内收端不能发起通信
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isOK2Swt = 0;
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multiTimerStop(&retryTimer);
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multiTimerStart(&retryTimer, 10*1000, retryTimerCallback, NULL); // Start timer
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multiTimerStart(&retryTimer, 10*1000, swtModeTimerCallback, NULL); // Start timer
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}
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else
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{
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//数据校验不过
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lineTransmitData(CMD_ACK_NOK, 1);
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}
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}
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@ -347,20 +356,21 @@ void handleTR()
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if (isOK2Swt && getListSize(userRxBuffList) > 0)
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{
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// 发送数据
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uint8_t reTryCnt = 0;
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err_t lstState = ERR_OK;
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while (userRxBuffList != NULL) // 遍历链表
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{
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static uint8_t isRetryTimeOut = 0;
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if (lstState == ERR_NOK)
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{
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if (!isTimeOut)
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if (!isRetryTimeOut)
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{
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// 跳过后续代码进入下次循环
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continue;
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}
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else
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{
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isTimeOut = 0;
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isRetryTimeOut = 0;
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}
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}
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@ -380,12 +390,12 @@ void handleTR()
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lstState = ERR_OK;
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userRxBuffList = userRxBuffList->next; // 正常则移动指针
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deleteFirstNode(&userRxBuffList);
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// userTransmitData(CMD_ACK_OK, 1);
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userTransmitData(ERR_OK, 1);
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}
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else
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{
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lstState = ERR_NOK;
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static uint8_t reTryCnt = 0;//当前重试次数
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reTryCnt++;
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if (reTryCnt > MAX_RETRY_CNT)
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{
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@ -399,7 +409,7 @@ void handleTR()
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}
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//失败的原因可能是数据碰撞，需要根据优先级等待不同的时间后进行重试
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multiTimerStop(&timeoutTimer);
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multiTimerStart(&timeoutTimer, time2Retry, timeOutTimerCallback, NULL); // Start timer
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multiTimerStart(&timeoutTimer, time2Retry, reTryTimerCallback, &isRetryTimeOut); // Start timer
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}
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}
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else // 无ACK
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