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feat(mcpwm): Allow for pull up/down to be configurable on generators

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This commit is contained in:
Anne Brondijk 2023-07-14 21:44:03 +02:00 committed by morris
parent baecf8d44f
commit bf5c09aacd
2 changed files with 4 additions and 2 deletions
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2
components/driver/include/driver/mcpwm_gen.h
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@ -24,6 +24,8 @@ typedef struct {
struct {
uint32_t invert_pwm: 1; /*!< Whether to invert the PWM signal (done by GPIO matrix) */
uint32_t io_loop_back: 1; /*!< For debug/test, the signal output from the GPIO will be fed to the input path as well */
uint32_t pull_up: 1; /*!< Whether to pull up internally */
uint32_t pull_down: 1; /*!< Whether to pull down internally */
} flags; /*!< Extra configuration flags for generator */
} mcpwm_generator_config_t;

4
components/driver/mcpwm/mcpwm_gen.c
View File

@ -88,8 +88,8 @@ esp_err_t mcpwm_new_generator(mcpwm_oper_handle_t oper, const mcpwm_generator_co
.intr_type = GPIO_INTR_DISABLE,
.mode = GPIO_MODE_OUTPUT | (config->flags.io_loop_back ? GPIO_MODE_INPUT : 0), // also enable the input path if `io_loop_back` is enabled
.pin_bit_mask = (1ULL << config->gen_gpio_num),
.pull_down_en = false,
.pull_up_en = true,
.pull_down_en = config->flags.pull_down,
.pull_up_en = config->flags.pull_up,
};
ESP_GOTO_ON_ERROR(gpio_config(&gpio_conf), err, TAG, "config gen GPIO failed");
esp_rom_gpio_connect_out_signal(config->gen_gpio_num,