Add example USART driver

2024-11-03 12:04:40 +01:00
parent c265a35cc6
commit 6d0a60881c
6 changed files with 93 additions and 8 deletions
--- a/os/driver/usart.h
+++ b/os/driver/usart.h
@@ -0,0 +1,12 @@
+#include <stdint.h>
+#define TIMEOUT 1000
+
+enum UartErrorCode {
+    USART_TX_ERROR,
+    USART_TX_BUSY,
+    USART_TX_COMPLETE
+};
+
+static uint32_t usart_tx_ready(void);
+uint32_t usart_tx_write(const uint8_t *data_bytes, uint32_t n_bytes);
+uint32_t usart_tx_write_string(const uint8_t *data_bytes);