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| author | Stanley Huang <stanleyhuangyc@gmail.com> | 2014-03-09 12:26:50 +0800 |
|---|---|---|
| committer | Stanley Huang <stanleyhuangyc@gmail.com> | 2014-03-09 12:26:50 +0800 |
| commit | a813c64c60a04a157d9c0a10cdba556daef599ca (patch) | |
| tree | 3495548f2e2a8bd165abf713ca65da4dd43b0a86 /nanologger | |
| parent | 2a4d5373475f57247c547c5224477a85f1219a23 (diff) | |
| download | 2021-arduino-obd-a813c64c60a04a157d9c0a10cdba556daef599ca.tar.gz 2021-arduino-obd-a813c64c60a04a157d9c0a10cdba556daef599ca.tar.bz2 2021-arduino-obd-a813c64c60a04a157d9c0a10cdba556daef599ca.zip | |
Improve display efficiency
Diffstat (limited to 'nanologger')
| -rw-r--r-- | nanologger/nanologger.ino | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/nanologger/nanologger.ino b/nanologger/nanologger.ino index d40b85b..83d439e 100644 --- a/nanologger/nanologger.ino +++ b/nanologger/nanologger.ino @@ -33,6 +33,8 @@ static int speed = 0; static uint32_t distance = 0; static uint16_t fileIndex = 0; static uint32_t startTime = 0; +static uint8_t lastPid = 0; +static int lastValue = 0; static byte pidTier1[]= {PID_RPM, PID_SPEED, PID_ENGINE_LOAD, PID_THROTTLE}; static byte pidTier2[] = {PID_INTAKE_MAP, PID_MAF_FLOW, PID_TIMING_ADVANCE}; @@ -42,6 +44,8 @@ static byte pidTier3[] = {PID_COOLANT_TEMP, PID_INTAKE_TEMP, PID_AMBIENT_TEMP, P #define TIER_NUM2 sizeof(pidTier2) #define TIER_NUM3 sizeof(pidTier3) +byte pidValue[TIER_NUM1]; + class COBDLogger : public COBD, public CDataLogger { public: @@ -206,6 +210,13 @@ public: initLoggerScreen(); } private: + void dataIdleLoop() + { + if (lastPid) { + showLoggerData(lastPid, lastValue); + lastPid = 0; + } + } #if USE_MPU6050 void processAccelerometer() { @@ -219,18 +230,18 @@ private: logData(PID_GYRO, data.value.x_gyro, data.value.y_gyro, data.value.z_gyro); } #endif - void logOBDData(byte pid) + int logOBDData(byte pid) { - int value; + int value = 0; // send a query to OBD adapter for specified OBD-II pid if (read(pid, value)) { dataTime = millis(); - showLoggerData(pid, value); // log data to SD card logData(0x100 | pid, value); + lastValue = value; + lastPid = pid; } - - // if OBD response is very fast, go on processing other data for a while + return value; } void reconnect() { |