SPIPWM the LEDs

Core/Inc/leds.h

@@ -0,0 +1,24 @@
+#ifndef INC_LEDS_H
+#define INC_LEDS_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "stm32h7xx_hal.h"
+
+#define N_LEDS 9
+
+#define PWM_CHANNEL_R TIM_CHANNEL_1
+#define PWM_CHANNEL_G TIM_CHANNEL_2
+#define PWM_CHANNEL_B TIM_CHANNEL_3
+
+void led_init(SPI_HandleTypeDef *spi, TIM_HandleTypeDef *pwmtim);
+
+void led_set(size_t idx, uint8_t r, uint8_t g, uint8_t b);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // INC_LEDS_H