zaske/BA_DIY_Power_PCB
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finished new approach, not tested yet

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der_zaske
2025-02-04 10:44:05 +01:00
parent b98c0dc439
commit a135fbb47b
1 changed files with 20 additions and 33 deletions
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53
main/mcpwm.c
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@@ -178,56 +178,41 @@ void mcpwm_init(){
ESP_ERROR_CHECK(mcpwm_generator_set_dead_time(generator_W_HIN, generator_W_LIN, &deadtime_config));
}
static void set_gen(Phase phase){
switch (phase) {
case PHASE_U:
ESP_ERROR_CHECK(mcpwm_generator_set_force_level(generator_U_HIN, -1,true));
ESP_ERROR_CHECK(mcpwm_generator_set_force_level(generator_U_LIN, -1,true));
static void conf_gens(Phase phase){
ESP_ERROR_CHECK(mcpwm_generator_set_action_on_compare_event(generator_U_HIN, MCPWM_GEN_COMPARE_EVENT_ACTION(MCPWM_TIMER_DIRECTION_UP, comperator_U, MCPWM_GEN_ACTION_LOW)));
ESP_ERROR_CHECK(mcpwm_generator_set_action_on_compare_event(generator_U_HIN, MCPWM_GEN_COMPARE_EVENT_ACTION(MCPWM_TIMER_DIRECTION_DOWN, comperator_U, MCPWM_GEN_ACTION_HIGH)));
ESP_ERROR_CHECK(mcpwm_generator_set_action_on_compare_event(generator_U_LIN, MCPWM_GEN_COMPARE_EVENT_ACTION(MCPWM_TIMER_DIRECTION_UP, comperator_U, MCPWM_GEN_ACTION_LOW)));
ESP_ERROR_CHECK(mcpwm_generator_set_action_on_compare_event(generator_U_LIN, MCPWM_GEN_COMPARE_EVENT_ACTION(MCPWM_TIMER_DIRECTION_DOWN, comperator_U, MCPWM_GEN_ACTION_HIGH)));
break;
case PHASE_V:
ESP_ERROR_CHECK(mcpwm_generator_set_force_level(generator_V_HIN, -1,true));
ESP_ERROR_CHECK(mcpwm_generator_set_force_level(generator_V_LIN, -1,true));
ESP_ERROR_CHECK(mcpwm_generator_set_action_on_compare_event(generator_V_HIN, MCPWM_GEN_COMPARE_EVENT_ACTION(MCPWM_TIMER_DIRECTION_UP, comperator_V, MCPWM_GEN_ACTION_LOW)));
ESP_ERROR_CHECK(mcpwm_generator_set_action_on_compare_event(generator_V_HIN, MCPWM_GEN_COMPARE_EVENT_ACTION(MCPWM_TIMER_DIRECTION_DOWN, comperator_V, MCPWM_GEN_ACTION_HIGH)));
ESP_ERROR_CHECK(mcpwm_generator_set_action_on_compare_event(generator_V_LIN, MCPWM_GEN_COMPARE_EVENT_ACTION(MCPWM_TIMER_DIRECTION_UP, comperator_V, MCPWM_GEN_ACTION_LOW)));
ESP_ERROR_CHECK(mcpwm_generator_set_action_on_compare_event(generator_V_LIN, MCPWM_GEN_COMPARE_EVENT_ACTION(MCPWM_TIMER_DIRECTION_DOWN, comperator_V, MCPWM_GEN_ACTION_HIGH)));
break;
case PHASE_W:
ESP_ERROR_CHECK(mcpwm_generator_set_force_level(generator_W_HIN, -1,true));
ESP_ERROR_CHECK(mcpwm_generator_set_force_level(generator_W_LIN, -1,true));
ESP_ERROR_CHECK(mcpwm_generator_set_action_on_compare_event(generator_W_HIN, MCPWM_GEN_COMPARE_EVENT_ACTION(MCPWM_TIMER_DIRECTION_UP, comperator_W, MCPWM_GEN_ACTION_LOW)));
ESP_ERROR_CHECK(mcpwm_generator_set_action_on_compare_event(generator_W_HIN, MCPWM_GEN_COMPARE_EVENT_ACTION(MCPWM_TIMER_DIRECTION_DOWN, comperator_W, MCPWM_GEN_ACTION_HIGH)));
ESP_ERROR_CHECK(mcpwm_generator_set_action_on_compare_event(generator_W_LIN, MCPWM_GEN_COMPARE_EVENT_ACTION(MCPWM_TIMER_DIRECTION_UP, comperator_W, MCPWM_GEN_ACTION_LOW)));
ESP_ERROR_CHECK(mcpwm_generator_set_action_on_compare_event(generator_W_LIN, MCPWM_GEN_COMPARE_EVENT_ACTION(MCPWM_TIMER_DIRECTION_DOWN, comperator_W, MCPWM_GEN_ACTION_HIGH)));
break;
default:
printf("Invalid phase selection\n");
break;
}
}
static void set_lowside(Phase lowside){
LowsidePhase = lowside;
switch (lowside){
case PHASE_U:
ESP_ERROR_CHECK(mcpwm_comparator_set_compare_value(comperator_U, 0));
ESP_ERROR_CHECK(mcpwm_generator_set_force_level(generator_U_HIN, 0,true));
ESP_ERROR_CHECK(mcpwm_generator_set_force_level(generator_U_LIN, 0,true));
break;
case PHASE_V:
ESP_ERROR_CHECK(mcpwm_comparator_set_compare_value(comperator_V, 0));
ESP_ERROR_CHECK(mcpwm_generator_set_force_level(generator_U_HIN, 0,true));
ESP_ERROR_CHECK(mcpwm_generator_set_force_level(generator_U_LIN, 0,true));
break;
case PHASE_W:
ESP_ERROR_CHECK(mcpwm_comparator_set_compare_value(comperator_W, 0));
ESP_ERROR_CHECK(mcpwm_generator_set_force_level(generator_U_HIN, 0,true));
ESP_ERROR_CHECK(mcpwm_generator_set_force_level(generator_U_LIN, 0,true));
break;
default:
@@ -240,13 +225,16 @@ static void set_highside(Phase highside){
switch (highside){
case PHASE_U:
ESP_ERROR_CHECK(mcpwm_comparator_set_compare_value(comperator_U, (periode_ticks*duty/100)/2));
ESP_ERROR_CHECK(mcpwm_generator_set_force_level(generator_U_HIN, -1,true));
ESP_ERROR_CHECK(mcpwm_generator_set_force_level(generator_U_LIN, -1,true));
break;
case PHASE_V:
ESP_ERROR_CHECK(mcpwm_comparator_set_compare_value(comperator_V, (periode_ticks*duty/100)/2));
ESP_ERROR_CHECK(mcpwm_generator_set_force_level(generator_U_HIN, -1,true));
ESP_ERROR_CHECK(mcpwm_generator_set_force_level(generator_U_LIN, -1,true));
break;
case PHASE_W:
ESP_ERROR_CHECK(mcpwm_comparator_set_compare_value(comperator_W, (periode_ticks*duty/100)/2));
ESP_ERROR_CHECK(mcpwm_generator_set_force_level(generator_U_HIN, -1,true));
ESP_ERROR_CHECK(mcpwm_generator_set_force_level(generator_U_LIN, -1,true));
break;
default:
@@ -279,11 +267,10 @@ esp_err_t set_mcpwm_output(Phase highside, Phase lowside, Phase inactive){
if (timer_U == NULL) {
return ESP_ERR_INVALID_STATE; // Fehlerbehandlung, wenn mcpwm nicht initialisiert wurde
}
conf_gen();
set_inactive(inactive);
set_highside(highside);
set_gen(highside);
set_lowside(lowside);
set_gen(lowside);
return ESP_OK;
}
@@ -292,7 +279,7 @@ esp_err_t set_mcpwm_duty(float new_duty){
return ESP_ERR_INVALID_STATE; // Fehlerbehandlung, wenn mcpwm nicht initialisiert wurde
}
duty = new_duty;
set_highside(HighsidePhase);
conf_gen();
return ESP_OK;
}