Michel2/Seeed_Arduino_CAN
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Complete the OBDll PIDS function

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This commit is contained in:
wangcoolc
2020-12-07 17:12:53 +08:00
parent d61f646357
commit 8328968267
3 changed files with 1207 additions and 1100 deletions
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examples/OBDII_PIDs/OBDII_PIDs.ino
+4 -3
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@@ -36,7 +36,7 @@ mcp2518fd* controller; // Set CS pin
#define CAN_ID_PID 0x7DF
unsigned char PID_INPUT;
unsigned char getPid = 0;
unsigned char getPid = 1;
void set_mask_filt() {
/*
@@ -61,7 +61,7 @@ void sendPid(unsigned char __pid) {
unsigned char tmp[8] = {0x02, 0x01, __pid, 0, 0, 0, 0, 0};
SERIAL.print("SEND PID: 0x");
SERIAL.println(__pid, HEX);
CAN.sendMsgBuf(CAN_ID_PID, 0, 8, tmp);
controller->sendMsgBuf(CAN_ID_PID, 0, 8, tmp);
}
void setup() {
@@ -94,10 +94,11 @@ void taskCanRecv() {
unsigned char len = 0;
unsigned char buf[8];
if (CAN_MSGAVAIL == controller->checkReceive()) { // check if get data
if (1 == controller->checkReceive()) { // check if get data
controller->readMsgBuf(&len, buf); // read data, len: data length, buf: data buf
SERIAL.println("\r\n------------------------------------------------------------------");
SERIAL.printf("len = %d\n\r",len);
SERIAL.print("Get Data From id: 0x");
SERIAL.println(controller->getCanId(), HEX);
for (int i = 0; i < len; i++) { // print the data
mcp2518fd_can.cpp
+1190 -1088
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File diff suppressed because it is too large Load Diff
mcp2518fd_can.h
+13 -9
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@@ -105,27 +105,27 @@ public:
void mcp_canbus(uint8_t _CS);
void init_CS(byte _CS);
byte begin(byte speedset); // init can
void mcp2518fd_sendMsgBuf(const byte* buf,byte len); // send buf
void mcp2518fd_sendMsg(const byte* buf,byte len);
byte mcp2518fd_sendMsgBuf(const byte* buf,byte len,unsigned long id, byte ext,bool wait_sent); // send buf
byte mcp2518fd_sendMsg(const byte* buf,byte len,unsigned long id, byte ext,bool wait_sent);
int8_t mcp2518fd_receiveMsg();
// void enableTxInterrupt(bool enable = true); // enable transmit interrupt
byte init_Mask(byte num, byte ext, unsigned long ulData);
// byte init_Filt(byte num, byte ext, unsigned long ulData); // init filters
byte init_Filt(byte num, byte ext, unsigned long ulData); // init filters
// void setSleepWakeup(const byte enable);
// byte sleep();
// byte wake();
// byte setMode(byte opMode);
byte setMode(CAN_OPERATION_MODE opMode);
// byte getMode();
unsigned long getCanId(void);
byte readMsgBuf(byte* len, byte* buf);
byte checkReceive(void);
// byte checkError(void);
byte readMsgBufID(byte status, volatile unsigned long* id, volatile byte* ext, volatile byte* rtr, volatile byte* len,
volatile byte* buf);
byte readMsgBufID( volatile byte* len,volatile byte* buf);
// byte trySendMsgBuf(unsigned long id, byte ext, byte rtrBit, byte len, const byte* buf, byte iTxBuf);
// byte sendMsgBuf(byte status, unsigned long id, byte ext, byte rtrBit, byte len, volatile const byte* buf);
// byte sendMsgBuf(unsigned long id, byte ext, byte rtrBit, byte len, const byte* buf, bool wait_sent = true); // send buf
// byte sendMsgBuf(unsigned long id, byte ext, byte len, const byte* buf, bool wait_sent = true); // send buf
byte sendMsgBuf(unsigned long id, byte ext, byte rtrBit, byte len, const byte* buf, bool wait_sent = true); // send buf
byte sendMsgBuf(unsigned long id, byte ext, byte len, const byte* buf, bool wait_sent = true); // send buf
// void clearBufferTransmitIfFlags(byte flags);
byte readRxTxStatus(void);
// byte checkClearRxStatus(byte* status);
@@ -169,6 +169,10 @@ public:
int8_t mcp2518fd_TransmitChannelUpdate(CAN_FIFO_CHANNEL channel, bool flush);
int8_t mcp2518fd_ReceiveChannelStatusGet(CAN_FIFO_CHANNEL channel, CAN_RX_FIFO_STATUS* status);
int8_t mcp2518fd_ErrorStateGet(CAN_ERROR_STATE* flags);
int8_t mcp2518fd_ModuleEventRxCodeGet(CAN_RXCODE* rxCode);
int8_t mcp2518fd_ModuleEventTxCodeGet(CAN_TXCODE* txCode);
int8_t mcp2518fd_LowPowerModeEnable();
@@ -203,7 +207,7 @@ private:
unsigned long can_id; // can id
byte rtr; // rtr
byte nReservedTx; // Count of tx buffers for reserved send
byte mcpMode; // Current controller mode
CAN_OPERATION_MODE mcpMode; // Current controller mode
};
#endif