Basic Christmas light implementation!

1 files changed, 19 insertions, 0 deletions

diff --git a/include/sysled.h b/include/sysled.h
new file mode 100644
index 0000000..b9556f1
--- /dev/null
+++ b/include/sysled.h
@@ -0,0 +1,19 @@
+#pragma once
+
+/* Easily turn on and off the system-led. */
+
+#include "ch573/gpio.h"
+
+static inline void enable_sysled()
+{
+  CH573_GPIO__GPIO_PORT_T_INTF.dir.set(ch573_gpio__gpio_port_a, DIR_OUT, 8);
+  CH573_GPIO__GPIO_PORT_T_INTF.pd_drv.set(ch573_gpio__gpio_port_a, 0, 8);
+}
+
+// If "on" then turn on the sysled (which counter-intuitively means turning off
+// the GPIO).
+static inline void set_sysled(int on)
+{
+//   CH573_GPIO__GPIO_PORT_T_INTF.out.set(
+//       ch573_gpio__gpio_port_a, on ? OFF : ON, 8);
+}