diff options
Diffstat (limited to 'libraries/OBD')
| -rw-r--r-- | libraries/OBD/OBD.cpp | 64 | ||||
| -rw-r--r-- | libraries/OBD/OBD.h | 15 |
2 files changed, 4 insertions, 75 deletions
diff --git a/libraries/OBD/OBD.cpp b/libraries/OBD/OBD.cpp index 277eaf1..9015051 100644 --- a/libraries/OBD/OBD.cpp +++ b/libraries/OBD/OBD.cpp @@ -56,11 +56,11 @@ byte hex2uint8(const char *p) * OBD-II UART Adapter *************************************************************************/ -byte COBD::sendCommand(const char* cmd, char* buf, byte bufsize) +byte COBD::sendCommand(const char* cmd, char* buf, byte bufsize, int timeout) { write(cmd); dataIdleLoop(); - return receive(buf, bufsize, OBD_TIMEOUT_LONG); + return receive(buf, bufsize, timeout); } void COBD::sendQuery(byte pid) @@ -316,11 +316,10 @@ void COBD::recover() bool COBD::init(OBD_PROTOCOLS protocol) { - const char *initcmd[] = {"ATZ\r","ATE0\r","ATL1\r"}; + const char *initcmd[] = {"ATZ\r","ATE0\r","ATL1\r","0100\r"}; char buffer[64]; m_state = OBD_CONNECTING; - //recover(); for (unsigned char i = 0; i < sizeof(initcmd) / sizeof(initcmd[0]); i++) { #ifdef DEBUG @@ -343,11 +342,6 @@ bool COBD::init(OBD_PROTOCOLS protocol) if (protocol != PROTO_AUTO) { setProtocol(protocol); } - int value; - if (!read(PID_RPM, value)) { - m_state = OBD_DISCONNECTED; - return false; - } // load pid map memset(pidmap, 0, sizeof(pidmap)); @@ -389,58 +383,6 @@ bool COBD::setBaudRate(unsigned long baudrate) return true; } -bool COBD::initGPS(unsigned long baudrate) -{ - char buf[32]; - return (sendCommand(buf, buf, sizeof(buf)) && strstr(buf, "OK")); -} - -bool COBD::getGPSData(GPS_DATA* gdata) -{ - char buf[128]; - char *p; - if (sendCommand("ATGPS\r", buf, sizeof(buf)) == 0 || !(p = strstr(buf, "$GPS"))) - return false; - - byte index = 0; - char *s = buf; - s = *(p + 4) == '$' ? p + 9 : p + 5; - for (p = s; *p; p++) { - char c = *p; - if (c == ',' || c == '>' || c <= 0x0d) { - long value = atol(s); - switch (index) { - case 0: - gdata->date = (uint32_t)value; - break; - case 1: - gdata->time = (uint32_t)value; - break; - case 2: - gdata->lat = value; - break; - case 3: - gdata->lon = value; - break; - case 4: - gdata->alt = value; - break; - case 5: - gdata->speed = value; - break; - case 6: - gdata->heading = value; - break; - case 7: - gdata->sat = value; - break; - } - index++; - s = p + 1; - } - } - return index >= 4; -} #ifdef DEBUG void COBD::debugOutput(const char *s) diff --git a/libraries/OBD/OBD.h b/libraries/OBD/OBD.h index 81b442e..dd1cbf6 100644 --- a/libraries/OBD/OBD.h +++ b/libraries/OBD/OBD.h @@ -93,17 +93,6 @@ typedef enum { OBD_CONNECTED = 2
} OBD_STATES;
-typedef struct {
- uint32_t date;
- uint32_t time;
- int32_t lat;
- int32_t lon;
- int16_t alt;
- uint8_t speed;
- uint8_t sat;
- int16_t heading;
-} GPS_DATA;
-
uint16_t hex2uint16(const char *p);
uint8_t hex2uint8(const char *p);
@@ -131,7 +120,7 @@ public: // set working protocol (default auto)
virtual bool setProtocol(OBD_PROTOCOLS h = PROTO_AUTO);
// send AT command and receive response
- virtual byte sendCommand(const char* cmd, char* buf, byte bufsize);
+ virtual byte sendCommand(const char* cmd, char* buf, byte bufsize, int timeout = OBD_TIMEOUT_LONG);
// clear diagnostic trouble code
virtual void clearDTC();
// get battery voltage (in 0.1V, e.g. 125 for 12.5V, works without ECU)
@@ -145,9 +134,7 @@ public: // determine if the PID is supported
virtual bool isValidPID(byte pid);
// init GPS module
- virtual bool initGPS(unsigned long baudrate = 38400);
// parse GPS data
- virtual bool getGPSData(GPS_DATA* gdata);
// set current PID mode
byte dataMode;
// occurrence of errors
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