update crc16

protocol.c

@@ -131,6 +131,12 @@ void InitDeviceStatus() {
 void writeCMD(uint8_t *txBuf, uint16_t *txLen) {
 }
 
+uint8_t SendToHost(uint8_t *txBuf, uint16_t txLen) {
+    // 发送数据到主机
+    // 具体实现
+    return 0;
+}
+
 
 
 
@@ -177,8 +183,9 @@ uint16_t ReadPump1Reg(uint8_t index, uint16_t reg) {
     FillBigEndian16(&data[4], 2);
 
     uint16_t crc = CalculateCRC16(data, 6);
-    // 大端序填充
-    FillBigEndian16(&data[6], crc);
+    // 小端序填充
+    memcpy(&data[6], &crc, 2);
+
 
     writeCMD(data, 8);
 }
@@ -191,8 +198,8 @@ uint8_t WritePump1Reg(uint8_t index, uint16_t reg, uint16_t value) {
     FillBigEndian16(&data[2], reg);
     FillBigEndian16(&data[4], value);
     uint16_t crc = CalculateCRC16(data, 6);
-    // 大端序填充
-    FillBigEndian16(&data[6], crc);
+    // 小端序填充
+    memcpy(&data[6], &crc, 2);
 
     writeCMD(data, 8);
 }
@@ -207,8 +214,8 @@ uint8_t WritePump2Reg(uint8_t index, uint16_t reg, uint32_t value) {
     data[6] = 8;
     FillBigEndian32(&data[7], value);
     uint16_t crc = CalculateCRC16(data, 11);
-    // 大端序填充
-    FillBigEndian16(&data[11], crc);
+    // 小端序填充
+    memcpy(&data[11], &crc, 2);
 
     writeCMD(data, 13);
 }
@@ -384,10 +391,12 @@ static uint8_t HandleInit(uint8_t *rxBuf, uint8_t *txBuf, uint16_t *txLen) {
 
 
 // 状态查询处理
-static uint8_t HandleStatusQuery(uint8_t *txBuf) {
+static uint8_t HandleStatusQuery(void) {
     // 填充并返回数据
+    uint8_t txBuf[sizeof(DeviceStatus)] = {0};
     memcpy(txBuf, &deviceStatus, sizeof(DeviceStatus));
-    return sizeof(DeviceStatus);
+    SendToHost(txBuf, sizeof(txBuf));
+    return 0;
 }
 
 // 三通阀控制处理
@@ -524,7 +533,7 @@ CmdFrameError_t ProcessHostCommand(uint8_t *rxBuf, uint16_t rxLen) {
 
     switch(cmdCode) {
         case CMD_STATUS_QUERY:
-            error = HandleStatusQuery(data, dataLen);
+            error = HandleStatusQuery();
             break;
         case CMD_VALVE_CTRL:
             error = HandleValveControl(data, dataLen);