diff options
Diffstat (limited to 'samples/obdtest/obdtest.ino')
| -rw-r--r-- | samples/obdtest/obdtest.ino | 172 |
1 files changed, 87 insertions, 85 deletions
diff --git a/samples/obdtest/obdtest.ino b/samples/obdtest/obdtest.ino index ae02f10..a2b88b0 100644 --- a/samples/obdtest/obdtest.ino +++ b/samples/obdtest/obdtest.ino @@ -39,9 +39,39 @@ uint16_t pid = 0x0111; bool hasMPU6050 = false; //create object to control an LCD. -LCD_OLED lcd; -//LCD_PCD8544 lcd; /* for LCD4884 shield or Nokia 5100 screen module */ +//LCD_OLED lcd; +LCD_PCD8544 lcd; //LCD_1602 lcd; +//LCD_ILI9325D lcd; + +#ifdef GPSUART +void ShowGPSData() +{ + // parsed GPS data is ready + char buf[32]; + unsigned long fix_age; + + if (lcd.getLines() > 2) { + unsigned long date, time; + gps.get_datetime(&date, &time, &fix_age); + sprintf(buf, "TIME: %08ld", time); + lcd.setCursor(0, 2); + lcd.print(buf); + } + + if (lcd.getLines() > 3) { + long lat, lon; + gps.get_position(&lat, &lon, &fix_age); + // display LAT/LON if screen is big enough + lcd.setCursor(0, 3); + if (((unsigned int)millis() / 1000) & 1) + sprintf(buf, "LAT: %d.%5ld ", (int)(lat / 100000), lat % 100000); + else + sprintf(buf, "LON: %d.%5ld ", (int)(lon / 100000), lon % 100000); + lcd.print(buf); + } +} +#endif class COBDTester : public COBD { @@ -57,13 +87,13 @@ public: lcd.clear(); lcd.print(initcmd[i]); lcd.setCursor(0, 1); - WriteData(initcmd[i]); + write(initcmd[i]); n = 0; prompted = 0; currentMillis = millis(); for (;;) { - if (DataAvailable()) { - char c = ReadData(); + if (available()) { + char c = read(); if (c == '>') { buffer[n] = 0; prompted++; @@ -101,8 +131,9 @@ public: lcd.clear(); sprintf(buffer, "PIDs [%02x-%02x]", i * 0x20 + 1, i * 0x20 + 0x20); lcd.print(buffer); - Query(i * 0x20); - data = GetResponse(i * 0x20, buffer); + byte pid = i * 0x20; + Query(pid); + data = GetResponse(pid, buffer); if (!data) break; lcd.setCursor(0, 1); lcd.print(data); @@ -154,40 +185,61 @@ public: } void Recover() { - WriteData('\r'); + write('\r'); } -}; + void Loop() + { + int value; + char buffer[OBD_RECV_BUF_SIZE]; + bool gpsReady = false; -COBDTester obd; + // issue a query for specified OBD-II pid + SendQuery(); + do { #ifdef GPSUART -void ShowGPSData() -{ - // parsed GPS data is ready - char buf[32]; - unsigned long fix_age; + // while waiting for response, test GPS + unsigned long start = millis(); + while (GPSUART.available() && millis() - start < 100) { + if (gps.encode(GPSUART.read())) { + gpsReady = true; + } + } +#endif + } while (!available()); - if (lcd.getLines() > 2) { - unsigned long date, time; - gps.get_datetime(&date, &time, &fix_age); - sprintf(buf, "TIME: %08ld", time); - lcd.setCursor(0, 2); - lcd.print(buf); - } +#ifdef GPSUART + if (gpsReady) + ShowGPSData(); +#endif - if (lcd.getLines() > 3) { - long lat, lon; - gps.get_position(&lat, &lon, &fix_age); - // display LAT/LON if screen is big enough - lcd.setCursor(0, 3); - if (((unsigned int)millis() / 1000) & 1) - sprintf(buf, "LAT: %d.%5ld ", (int)(lat / 100000), lat % 100000); - else - sprintf(buf, "LON: %d.%5ld ", (int)(lon / 100000), lon % 100000); - lcd.print(buf); + // check OBD response + buffer[0] = 0; + byte curpid = (byte)pid; + char* data = GetResponse(curpid, buffer); + lcd.setCursor(6, 0); + if (!data) { + lcd.print("Data Error"); + // try recover next time + Recover(); + } else { + if (!hasMPU6050) { + char *p = buffer; + while (*p && *p < ' ') p++; + for (char *q = p; *q; q++) { + if (*q < ' ') *q = ' '; + } + lcd.setCursor(0, 1); + lcd.print(p); + } + sprintf(buffer, "=%d", GetConvertedValue(curpid, data)); + lcd.setCursor(6, 0); + lcd.print(buffer); + } } -} -#endif +}; + +COBDTester obd; // Convert ADC value to key number char get_key(unsigned int input) @@ -327,62 +379,12 @@ void setup() void loop() { - int value; - char buffer[OBD_RECV_BUF_SIZE]; - bool gpsReady = false; - - // issue a query for specified OBD-II pid - obd.SendQuery(); - - do { -#ifdef GPSUART - // while waiting for response, test GPS - unsigned long start = millis(); - while (GPSUART.available() && millis() - start < 100) { - if (gps.encode(GPSUART.read())) { - gpsReady = true; - } - } -#endif - } while (!obd.DataAvailable()); - -#ifdef GPSUART - if (gpsReady) - ShowGPSData(); -#endif - - // check OBD response - buffer[0] = 0; - char* data = obd.GetResponse((byte)pid, buffer); - lcd.setCursor(6, 0); - if (!data) { - lcd.print("Data Error"); - // try recover next time - obd.Recover(); - } else if (!obd.GetParsedData((byte)pid, data, value)) { - lcd.print("Parse Error"); - lcd.setCursor(0, 1); - lcd.print(buffer); - } else { - if (!hasMPU6050) { - char *p = buffer; - while (*p && *p < ' ') p++; - for (char *q = p; *q; q++) { - if (*q < ' ') *q = ' '; - } - lcd.setCursor(0, 1); - lcd.print(p); - } - sprintf(buffer, "=%d", value); - lcd.setCursor(6, 0); - lcd.print(buffer); - } + obd.Loop(); // test MPU6050 if (hasMPU6050) { testMPU6050(); } - #if 0 adc_key_in = analogRead(0); // read the value from the sensor key = get_key(adc_key_in); // convert into key press |