1 files changed, 42 insertions, 0 deletions
diff --git a/src/uart-test/stm32f4xx_hal_msp.c b/src/uart-test/stm32f4xx_hal_msp.c
new file mode 100644
index 0000000..2b1da7e
--- /dev/null
+++ b/src/uart-test/stm32f4xx_hal_msp.c
@@ -0,0 +1,42 @@
+/*
+ * Init/de-init USART1.
+ *
+ * Pins used:
+ *
+ *   PA9:  USART1_TX
+ *   PA10: USART1_RX
+ */
+
+#include "stm32f4xx_hal.h"
+
+
+void HAL_UART_MspInit(UART_HandleTypeDef* huart)
+{
+  GPIO_InitTypeDef GPIO_InitStruct;
+
+  if (huart->Instance == USART1) {
+    /* Peripheral clock enable */
+    __USART1_CLK_ENABLE();
+    GPIO_InitStruct.Pin = GPIO_PIN_9 | GPIO_PIN_10;
+    GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+    GPIO_InitStruct.Pull = GPIO_PULLUP;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FAST;
+    GPIO_InitStruct.Alternate = GPIO_AF7_USART1;
+    HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+
+    /* NVIC for interrupt mode */
+    HAL_NVIC_SetPriority(USART1_IRQn, 0, 1);
+    HAL_NVIC_EnableIRQ(USART1_IRQn);
+  }
+
+}
+
+void HAL_UART_MspDeInit(UART_HandleTypeDef* huart)
+{
+
+  if (huart->Instance == USART1) {
+    __USART1_CLK_DISABLE();
+    HAL_GPIO_DeInit(GPIOA, GPIO_PIN_9 | GPIO_PIN_10);
+  }
+
+}