From dd0d5d99bb183eeb6074f9bd4ddbff96104bd95d Mon Sep 17 00:00:00 2001
From: zhyinch <zhyinch@gmail.com>
Date: 星期日, 05 七月 2020 23:46:24 +0800
Subject: [PATCH] V1.11防撞9对5测试完成，发给华星
---
Src/stm32l0xx_hal_msp.c | 11 +++++++++--
1 files changed, 9 insertions(+), 2 deletions(-)
diff --git a/Src/stm32l0xx_hal_msp.c b/Src/stm32l0xx_hal_msp.c
index 2eddca8..8d1e301 100644
--- a/Src/stm32l0xx_hal_msp.c
+++ b/Src/stm32l0xx_hal_msp.c
@@ -280,9 +280,16 @@
PA9 ------> USART1_TX
PA10 ------> USART1_RX
*/
- GPIO_InitStruct.Pin = GPIO_PIN_9|GPIO_PIN_10;
+ GPIO_InitStruct.Pin = GPIO_PIN_9;
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
GPIO_InitStruct.Pull = GPIO_NOPULL;
+ GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
+ GPIO_InitStruct.Alternate = GPIO_AF4_USART1;
+ HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
+
+ GPIO_InitStruct.Pin = GPIO_PIN_10;
+ GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
+ GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF4_USART1;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
@@ -297,7 +304,7 @@
hdma_usart1_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
hdma_usart1_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
hdma_usart1_rx.Init.Mode = DMA_CIRCULAR;
- hdma_usart1_rx.Init.Priority = DMA_PRIORITY_LOW;
+ hdma_usart1_rx.Init.Priority = DMA_PRIORITY_HIGH;
if (HAL_DMA_Init(&hdma_usart1_rx) != HAL_OK)
{
Error_Handler();
--
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