1 files changed, 14 insertions, 0 deletions
diff --git a/src/main.c b/src/main.c
new file mode 100644
index 0000000..7b446ca
--- /dev/null
+++ b/src/main.c
@@ -0,0 +1,14 @@
+#define STM32F1
+#include <libopencm3/stm32/rcc.h>
+#include <libopencm3/stm32/gpio.h>
+
+int main(void) {
+    rcc_periph_clock_enable(RCC_GPIOC);
+
+    gpio_set_mode(GPIOC, GPIO_MODE_OUTPUT_2_MHZ, GPIO_CNF_OUTPUT_PUSHPULL, GPIO13);
+    while (1) {
+        for (int i = 0; i < 1000000; i++)
+            __asm__("nop");
+        gpio_toggle(GPIOC, GPIO13);
+    }
+}