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This commit is contained in:
rusefi 2021-01-18 18:54:18 -05:00
parent 10e980e293
commit bb1ae49534
2 changed files with 8 additions and 4 deletions
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10
firmware/hw_layer/ports/stm32/stm32_common.cpp
View File

@ -14,6 +14,8 @@
#define EFI_PIN_ADC9 GPIOB_1
#endif /* EFI_PIN_ADC9 */
#define _2_MHZ 2_000_000
#if EFI_PROD_CODE
#include "mpu_util.h"
#include "backup_ram.h"
@ -154,7 +156,7 @@ public:
}
// 2MHz, 16-bit timer gets us a usable frequency range of 31hz to 10khz
static constexpr uint32_t c_timerFrequency = 2000000;
static constexpr uint32_t c_timerFrequency = _2_MHZ;
void start(const char* msg, const stm32_pwm_config& config, float frequency, float duty) {
m_driver = config.Driver;
@ -170,8 +172,10 @@ public:
// If we have too few usable bits, we run out of resolution, so don't allow that either.
// 200 counts = 0.5% resolution
if (m_period < 200) {
firmwareError(CUSTOM_OBD_HIGH_FREQUENCY, "PWM Frequency too high % hz on pin \"%s\"", frequency, msg);
if (m_period < _2_MHZ / ETB_HW_MAX_FREQUENCY) {
firmwareError(CUSTOM_OBD_HIGH_FREQUENCY, "PWM Frequency too high %d limit %d hz on pin \"%s\"", frequency,
ETB_HW_MAX_FREQUENCY,
msg);
return;
}

2
firmware/integration/rusefi_config.txt
View File

@ -1308,7 +1308,7 @@ tle8888_mode_e tle8888mode;
ThermistorConf auxTempSensor1;todo: finish implementation #332
ThermistorConf auxTempSensor2;todo: finish implementation #332
uint8_t[6] unused2508;;"units", 1, 0, -20, 100, 0
int16_t etbFreq;;"Hz", 1, 0, 0, 30000, 0
int16_t etbFreq;;"Hz", 1, 0, 0, @@ETB_HW_MAX_FREQUENCY@@, 0
pid_s etbWastegatePid;
uint8_t[4] unused2536;;"units", 1, 0, -20, 100, 0