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Merge pull request #20520 from krzysztof-cabaj/nucleo-c031c6-PWM

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boards/nucleo-c031c6: add PWM configuration
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benpicco 2024-03-28 16:56:53 +00:00 committed by GitHub
commit c694158647
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1
boards/nucleo-c031c6/Makefile.features
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@ -4,6 +4,7 @@ CPU_MODEL = stm32c031c6
# Put defined MCU peripherals here (in alphabetical order)
FEATURES_PROVIDED += periph_adc
FEATURES_PROVIDED += periph_i2c
FEATURES_PROVIDED += periph_pwm
FEATURES_PROVIDED += periph_spi
FEATURES_PROVIDED += periph_timer
FEATURES_PROVIDED += periph_uart

31
boards/nucleo-c031c6/include/periph_conf.h
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@ -120,6 +120,37 @@ static const adc_conf_t adc_config[] = {
#define ADC_NUMOF ARRAY_SIZE(adc_config)
/** @} */
/**
* @name PWM configuration
* @{
*
* To find appriopate device and channel find in the MCU datasheet table
* concerning "Alternate function AF0 to AF7" a text similar to TIM[X]_CH[Y],
* where:
* TIM[X] - is device,
* [Y] - describes used channel (indexed from 0), for example TIM2_CH1 is
* channel 0 in configuration structure (cc_chan - field),
* Port column in the table describes connected port.
*
* For Nucleo-c031c6 this information is in the MCU datasheet, Table 13, page 35.
*
*/
static const pwm_conf_t pwm_config[] = {
{
.dev = TIM3,
.rcc_mask = RCC_APBENR1_TIM3EN,
.chan = { { .pin = GPIO_PIN(PORT_B, 5) /*CN9 D6 */, .cc_chan = 1 },
{ .pin = GPIO_PIN(PORT_B, 0) /*CN5 D10 */, .cc_chan = 2 },
{ .pin = GPIO_PIN(PORT_B, 1) /*CN8 A3 */, .cc_chan = 3 },
{ .pin = GPIO_UNDEF, .cc_chan = 0 } },
.af = GPIO_AF1,
.bus = APB1
},
};
#define PWM_NUMOF ARRAY_SIZE(pwm_config)
/** @} */
/**
* @name SPI configuration
* @{