First commit

1 files changed, 31 insertions, 0 deletions

diff --git a/rgb_led.c b/rgb_led.c
new file mode 100644
index 0000000..63d88e5
--- /dev/null
+++ b/rgb_led.c
@@ -0,0 +1,31 @@
+#include "driver/gpio.h"
+#include "rgb_led.h"
+
+void rgb_init_LED(rgb_led *LED, int R_pin, int G_pin, int B_pin)
+{
+  LED->R_pin = R_pin;
+  LED->G_pin = G_pin;
+  LED->B_pin = B_pin;
+  LED->color = rgb_black;
+
+  // Clear previous pin configuration.
+  gpio_reset_pin(LED->R_pin);
+  gpio_set_direction(LED->R_pin, GPIO_MODE_OUTPUT);
+  gpio_reset_pin(LED->G_pin);
+  gpio_set_direction(LED->G_pin, GPIO_MODE_OUTPUT);
+  gpio_reset_pin(LED->B_pin);
+  gpio_set_direction(LED->B_pin, GPIO_MODE_OUTPUT);
+
+  gpio_set_level(LED->R_pin, LED->color.R);
+  gpio_set_level(LED->G_pin, LED->color.G);
+  gpio_set_level(LED->B_pin, LED->color.B);
+}
+
+void rgb_set_color(rgb_led *LED, rgb_color color)
+{
+  LED->color = color;
+
+  gpio_set_level(LED->R_pin, LED->color.R);
+  gpio_set_level(LED->G_pin, LED->color.G);
+  gpio_set_level(LED->B_pin, LED->color.B);
+}