Mercurial > public > ostc4
changeset 480:3fe9cc747c5c Improve_Button_Sleep
Code cleanup pressure plausibility check:
The function was deactivated (always returning true) some time ago => removed useless code
author | ideenmodellierer |
---|---|
date | Wed, 13 May 2020 21:56:35 +0200 |
parents | 4b9427ae0a65 |
children | 89f6857276f8 |
files | Small_CPU/Src/pressure.c |
diffstat | 1 files changed, 5 insertions(+), 53 deletions(-) [+] |
line wrap: on
line diff
--- a/Small_CPU/Src/pressure.c Wed May 13 21:27:30 2020 +0200 +++ b/Small_CPU/Src/pressure.c Wed May 13 21:56:35 2020 +0200 @@ -50,7 +50,6 @@ /* #define SIMULATE_PRESSURE */ #define PRESSURE_SURFACE_MAX_MBAR (1030.0f) /* It is unlikely that pressure at surface is greater than this value => clip to it */ -#define PRESSURE_HISTORY_SIZE (8u) #define PRESSURE_SURFACE_QUE (30u) /* history buffer [minutes] for past pressure measurements */ #define PRESSURE_SURFACE_EVA_WINDOW (15u) /* Number of entries evaluated during instability test. Used to avoid detection while dive enters water */ @@ -100,8 +99,6 @@ static float surface_pressure_stable_value = 0; static uint8_t surface_pressure_stable = 0; -static float pressure_history_mbar[PRESSURE_HISTORY_SIZE]; - static uint8_t secondCounterSurfaceRing = 0; static uint8_t avgCount = 0; static float runningAvg = 0; @@ -137,14 +134,6 @@ } } -void init_pressure_history(void) -{ - for(int i=0; i<PRESSURE_HISTORY_SIZE; i++) - { - pressure_history_mbar[i] = 1000.0; - } -} - uint8_t is_surface_pressure_stable(void) { return surface_pressure_stable; @@ -341,7 +330,6 @@ uint8_t retValue = 0xFF; pressureSensorInitSuccess = false; - init_pressure_history(); /* Probe new sensor first */ retValue = I2C_Master_Transmit( DEVICE_PRESSURE_MS5837, buffer, 1); @@ -617,39 +605,6 @@ #endif } -static uint8_t pressure_plausible(float pressurevalue) -{ - static uint8_t pressurewriteindex = 0; - uint8_t retval = 0; - uint8_t index; - float pressure_average = 0; - - for(index = 0; index < PRESSURE_HISTORY_SIZE; index++) - { - pressure_average += pressure_history_mbar[index]; - } - pressure_average /= PRESSURE_HISTORY_SIZE; - if(pressure_average == 1000.0) /* first pressure calculation */ - { - if(fabs(pressurevalue - pressure_average) < 11000.0) /* just in case a reset occur during dive assume value equal < 100m as valid */ - { - for(index = 0; index < PRESSURE_HISTORY_SIZE; index++) - { - pressure_history_mbar[index] = pressurevalue; /* set history to current value */ - retval = 1; - } - } - } - else - { - pressure_history_mbar[pressurewriteindex++] = pressurevalue; - pressurewriteindex &= 0x7; /* wrap around if necessary */ - retval = 1; - } - - return retval; -} - static void pressure_calculation_AN520_004_mod_MS5803_30BA__09_2015(void) { static float runningAvg = 0; @@ -723,15 +678,12 @@ calc_pressure = ((float)local_Px10) / 10; calc_pressure += pressure_offset; - if(pressure_plausible(calc_pressure)) - { - runningAvg = (avgCnt * runningAvg + calc_pressure) / (avgCnt + 1); - if (avgCnt < 10) /* build an average considering the last measurements to have a weight "1 of 10" */ - { /* Main reason for this is the jitter of up to +-10 HPa in surface mode which is caused */ - avgCnt++; /* by the measurement range of the sensor which is focused on under water pressure measurement */ - } - ambient_pressure_mbar = runningAvg; + runningAvg = (avgCnt * runningAvg + calc_pressure) / (avgCnt + 1); + if (avgCnt < 10) /* build an average considering the last measurements to have a weight "1 of 10" */ + { /* Main reason for this is the jitter of up to +-10 HPa in surface mode which is caused */ + avgCnt++; /* by the measurement range of the sensor which is focused on under water pressure measurement */ } + ambient_pressure_mbar = runningAvg; }