espressif/esp-idf
1
0
Fork 1
mirror of https://github.com/espressif/esp-idf.git synced 2025-10-03 10:30:58 +02:00
Code Issues Packages Projects Releases Wiki Activity

Merge branch 'fix/mcpwm_foc_example_fix_angle_calc' into 'master'

Browse Source 
fix(driver_mcpwm): in foc example correct the angle calcutation

Closes IDFGH-16074

See merge request espressif/esp-idf!41384
This commit is contained in:
Wan Lei
2025-08-20 12:06:15 +08:00
parent dfc67f0876 fdb292798e
commit 9f43c02e89
1 changed files with 2 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
examples/peripherals/mcpwm/mcpwm_foc_svpwm_open_loop/main/app_main.c
View File

@@ -29,7 +29,7 @@ static const char *TAG = "example_foc";
#define EXAMPLE_FOC_MCPWM_TIMER_RESOLUTION_HZ 10000000 // 10MHz, 1 tick = 0.1us
#define EXAMPLE_FOC_MCPWM_PERIOD 1000 // 1000 * 0.1us = 100us, 10KHz
#define EXAMPLE_FOC_WAVE_FREQ 10 // 50Hz 3 phase AC wave
#define EXAMPLE_FOC_WAVE_FREQ 50 // 50Hz 3 phase AC wave
#define EXAMPLE_FOC_WAVE_AMPL 100 // Wave amplitude, Use up-down timer mode, max value should be (EXAMPLE_FOC_MCPWM_PERIOD/2)
void bsp_bridge_driver_init(void)
@@ -114,7 +114,7 @@ void app_main(void)
xSemaphoreTake(update_semaphore, portMAX_DELAY);
// Calculate elec_theta_deg increase step of 50Hz output on 10000Hz call
elec_theta_deg += (EXAMPLE_FOC_WAVE_AMPL * 360.f) / (EXAMPLE_FOC_MCPWM_TIMER_RESOLUTION_HZ / EXAMPLE_FOC_WAVE_FREQ);
elec_theta_deg += (EXAMPLE_FOC_WAVE_FREQ * 360.f) / (EXAMPLE_FOC_MCPWM_TIMER_RESOLUTION_HZ / EXAMPLE_FOC_MCPWM_PERIOD);
if (elec_theta_deg > 360) {
elec_theta_deg -= 360;
}