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boards/nrf52840dongle: Configure PWM to drive the LEDs #15115

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merged 1 commit into from
Sep 29, 2020
Merged

boards/nrf52840dongle: Configure PWM to drive the LEDs #15115

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1 change: 1 addition & 0 deletions boards/nrf52840dongle/Kconfig
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,7 @@ config BOARD_NRF52840DONGLE
default y
select BOARD_COMMON_NRF52
select CPU_MODEL_NRF52840XXAA
select HAS_PERIPH_PWM
select HAS_PERIPH_UART
select HAS_PERIPH_USBDEV
select HAS_RADIO_NRF802154
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1 change: 1 addition & 0 deletions boards/nrf52840dongle/Makefile.features
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
CPU_MODEL = nrf52840xxaa

# Put defined MCU peripherals here (in alphabetical order)
FEATURES_PROVIDED += periph_pwm
FEATURES_PROVIDED += periph_uart
FEATURES_PROVIDED += periph_usbdev

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15 changes: 15 additions & 0 deletions boards/nrf52840dongle/include/periph_conf.h
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Expand Up @@ -56,6 +56,21 @@ static const uart_conf_t uart_config[] = {
#define UART_NUMOF ARRAY_SIZE(uart_config)
/** @} */

/**
* @name PWM configuration
*
* For the nRF52840-Dongle board, the PWM0 module is set to drive the LEDs LD1
* and the channels LD2 red, green and blue in the four channels of PWM_DEV(0);
* other PWM outputs are not configured.
*
* @{
*/
static const pwm_conf_t pwm_config[] = {
{ NRF_PWM0, { GPIO_PIN(0, 6), GPIO_PIN(0, 8), GPIO_PIN(1, 9), GPIO_PIN(0, 12) } }
};
#define PWM_NUMOF ARRAY_SIZE(pwm_config)
/** @} */

#ifdef __cplusplus
}
#endif
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