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author | Stanley Huang <stanleyhuangyc@gmail.com> | 2013-10-05 20:48:40 +0800 |
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committer | Stanley Huang <stanleyhuangyc@gmail.com> | 2013-10-05 20:48:40 +0800 |
commit | 1f3705b6834b385ccac844ceff1fda27fa2d0f1d (patch) | |
tree | 9cf90b6a390d7f4f0fe2dabef70750617429149e /megalogger | |
parent | 96e4492ae7d1dcc7194acb4ac07a07efe34f7e45 (diff) | |
download | 2021-arduino-obd-1f3705b6834b385ccac844ceff1fda27fa2d0f1d.tar.gz 2021-arduino-obd-1f3705b6834b385ccac844ceff1fda27fa2d0f1d.tar.bz2 2021-arduino-obd-1f3705b6834b385ccac844ceff1fda27fa2d0f1d.zip |
fix stability issue of MEGA Logger
Diffstat (limited to 'megalogger')
-rw-r--r-- | megalogger/datalogger.h | 2 | ||||
-rw-r--r-- | megalogger/megalogger.ino | 33 |
2 files changed, 27 insertions, 8 deletions
diff --git a/megalogger/datalogger.h b/megalogger/datalogger.h index a7fc0a7..caffd51 100644 --- a/megalogger/datalogger.h +++ b/megalogger/datalogger.h @@ -1,5 +1,5 @@ // configurations -#define ENABLE_DATA_OUT 1 +#define ENABLE_DATA_OUT 0 #define ENABLE_DATA_LOG 1 #define FORMAT_BIN 0 diff --git a/megalogger/megalogger.ino b/megalogger/megalogger.ino index a24647f..d0a7494 100644 --- a/megalogger/megalogger.ino +++ b/megalogger/megalogger.ino @@ -35,6 +35,7 @@ * Other options **************************************/ //#define OBD_MIN_INTERVAL 200 /* ms */ +#define ACC_DATA_INTERVAL 100 /* ms */ #define GPS_DATA_TIMEOUT 2000 /* ms */ // logger states @@ -79,6 +80,7 @@ LCD_ILI9325D lcd; /* for 2.8" TFT shield */ static uint32_t lastFileSize = 0; static uint32_t lastDataTime = 0; static uint32_t lastGPSDataTime = 0; +static uint32_t lastACCDataTime = 0; static uint16_t lastRefreshTime = 0; static uint16_t lastSpeed = -1; static int startDistance = 0; @@ -135,11 +137,14 @@ public: uint16_t flags = FLAG_CAR | FLAG_OBD; if (state & STATE_GPS_CONNECTED) flags |= FLAG_GPS; if (state & STATE_ACC_READY) flags |= FLAG_ACC; + +#if ENABLE_DATA_LOG uint16_t index = openFile(LOG_TYPE_DEFAULT, flags); lcd.setCursor(0, 6); lcd.print("File ID:"); lcd.printInt(index); - delay(5000); + delay(1000); +#endif initScreen(); @@ -236,6 +241,7 @@ public: pinMode(SS, OUTPUT); lcd.setCursor(0, 4); + lcd.setFont(FONT_SIZE_MEDIUM); if (card.init(SPI_HALF_SPEED, SD_CS_PIN)) { const char* type; char buf[20]; @@ -285,13 +291,10 @@ public: private: void dataIdleLoop() { + // callback while waiting OBD data if (getState() == OBD_CONNECTED) { - if (state & STATE_ACC_READY) - processAccelerometer(); - if (lastDataTime && GPSUART.available()) processGPS(); - return; } @@ -424,8 +427,13 @@ private: int value; uint32_t start = millis(); - if (!readSensor(pid, value)) + sendQuery(pid); + + pid = 0; + if (!getResponseParsed(pid, value)) { + errors++; return; + } dataTime = millis(); // display data @@ -434,6 +442,7 @@ private: // log data to SD card logData(0x100 | pid, value); +#if ENABLE_DATA_LOG // flush SD data every 1KB if (dataSize - lastFileSize >= 1024) { flushFile(); @@ -445,6 +454,15 @@ private: lcd.print(" KB"); lastFileSize = dataSize; } +#endif + + if (state & STATE_ACC_READY) { + uint32_t t = millis(); + if (t - lastACCDataTime > ACC_DATA_INTERVAL) { + processAccelerometer(); + lastACCDataTime = t; + } + } // if OBD response is very fast, go on processing other data for a while #ifdef OBD_MIN_INTERVAL @@ -472,7 +490,9 @@ private: } void reconnect() { +#if ENABLE_DATA_LOG closeFile(); +#endif lcd.clear(); lcd.setFont(FONT_SIZE_MEDIUM); lcd.print("Reconnecting..."); @@ -482,7 +502,6 @@ private: if (i == 10) lcd.clear(); } fileIndex++; - write('\r'); setup(); } byte state; |