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custom-board-bundle-sample-fork-of-rusefi
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TLE8888 should be re-initialized every time we get +12 volts fix #901 

fuel pump test passed, also longer start-up timeout is needed for reliable start
This commit is contained in:
rusefi 2019-08-16 23:21:03 -04:00
parent eb35cf3deb
commit cb488d28ce
2 changed files with 9 additions and 1 deletions
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4
firmware/config/engines/custom_engine.cpp
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@ -487,6 +487,10 @@ void mreBoardTest(DECLARE_CONFIG_PARAMETER_SIGNATURE) {
boardConfiguration->ignitionPins[7] = GPIO_UNASSIGNED;
// fuel pump is useful to test power on/off scenario
// boardConfiguration->fuelPumpPin = TLE8888_PIN_22;
// LED #1
// GPIOE_7: "34 - GP Out 2"
boardConfiguration->injectionPins[1 - 1] = TLE8888_PIN_22;//GPIOE_7;

6
firmware/hw_layer/drivers/gpio/tle8888.c
View File

@ -360,7 +360,11 @@ int tle8888SpiStartupExchange(void * data) {
struct tle8888_priv *chip = (struct tle8888_priv *)data;
const struct tle8888_config *cfg = chip->cfg;
chThdSleepMilliseconds(3);
/**
* We need around 50ms to get reliable TLE8888 start if MCU is powered externally but +12 goes gown and then goes up
* again
*/
chThdSleepMilliseconds(50);
/* Software reset */
// first packet: 0x335=821 > 0xFD=253
uint16_t response = 0;