From 842bb64195f958b050867c50db66fc0aa413dafb Mon Sep 17 00:00:00 2001
From: QuakeGod <quakegod@sina.com>
Date: 星期六, 27 七月 2024 10:42:56 +0800
Subject: [PATCH] KBus upgrade
---
KMini_CCT6/Src/BSP.c | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++--
1 files changed, 56 insertions(+), 2 deletions(-)
diff --git a/KMini_CCT6/Src/BSP.c b/KMini_CCT6/Src/BSP.c
index 2740f3c..8edd679 100644
--- a/KMini_CCT6/Src/BSP.c
+++ b/KMini_CCT6/Src/BSP.c
@@ -141,7 +141,7 @@
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
- if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_1) != HAL_OK)
+ if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_ACR_LATENCY) != HAL_OK)
{
Error_Handler();
}
@@ -701,6 +701,60 @@
LL_USART_Enable(USART2);
}
+/* USART3 init function */
+void MX_USART3_UART_Init(void)
+{
+
+
+ LL_USART_InitTypeDef USART_InitStruct = {0};
+ LL_GPIO_InitTypeDef GPIO_InitStruct = {0};
+
+ /* Peripheral clock enable */
+ LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_USART3);
+ LL_AHB1_GRP1_EnableClock(LL_AHB1_GRP1_PERIPH_GPIOB);
+
+ /**USART3 GPIO Configuration
+ PB5 ------> USART3_DE
+ PB3 ------> USART3_TX
+ PB4 ------> USART3_RX
+ */
+ GPIO_InitStruct.Pin = LL_GPIO_PIN_10|LL_GPIO_PIN_11;
+ GPIO_InitStruct.Mode = LL_GPIO_MODE_ALTERNATE;
+ GPIO_InitStruct.Speed = LL_GPIO_SPEED_FREQ_HIGH;
+ GPIO_InitStruct.OutputType = LL_GPIO_OUTPUT_PUSHPULL;
+ GPIO_InitStruct.Pull = LL_GPIO_PULL_UP;
+ GPIO_InitStruct.Alternate = LL_GPIO_AF_4;
+ LL_GPIO_Init(GPIOB, &GPIO_InitStruct);
+
+
+ /* USART3 interrupt Init */
+ NVIC_SetPriority(USART3_6_IRQn, 0);
+ NVIC_EnableIRQ(USART3_6_IRQn);
+
+ USART_InitStruct.BaudRate = 230400;
+ USART_InitStruct.DataWidth = LL_USART_DATAWIDTH_8B;
+ USART_InitStruct.StopBits = LL_USART_STOPBITS_1;
+ USART_InitStruct.Parity = LL_USART_PARITY_NONE;
+ USART_InitStruct.TransferDirection = LL_USART_DIRECTION_TX_RX;
+ USART_InitStruct.HardwareFlowControl = LL_USART_HWCONTROL_NONE;
+ USART_InitStruct.OverSampling = LL_USART_OVERSAMPLING_8;
+ LL_USART_Init(USART3, &USART_InitStruct);
+
+/*
+ LL_USART_EnableDEMode(USART3);
+ LL_USART_SetDESignalPolarity(USART3, LL_USART_DE_POLARITY_LOW);
+// LL_USART_SetDESignalPolarity(USART3, LL_USART_DE_POLARITY_HIGH);
+ LL_USART_SetDEAssertionTime(USART3, 3);
+ LL_USART_SetDEDeassertionTime(USART3, 3);
+ LL_USART_EnableOneBitSamp(USART3);
+// LL_USART_EnableAutoBaudRate(USART3);
+// LL_USART_SetAutoBaudRateMode(USART3, LL_USART_AUTOBAUD_DETECT_ON_FALLINGEDGE);
+*/
+ LL_USART_DisableOverrunDetect(USART3);
+ LL_USART_ConfigAsyncMode(USART3);
+ LL_USART_Enable(USART3);
+}
+
/* USART5 init function */
void MX_USART5_UART_Init(void)
@@ -732,7 +786,7 @@
NVIC_SetPriority(USART3_6_IRQn, 0);
NVIC_EnableIRQ(USART3_6_IRQn);
- USART_InitStruct.BaudRate = 57600;
+ USART_InitStruct.BaudRate = 230400;
USART_InitStruct.DataWidth = LL_USART_DATAWIDTH_8B;
USART_InitStruct.StopBits = LL_USART_STOPBITS_1;
USART_InitStruct.Parity = LL_USART_PARITY_NONE;
--
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