From b2d0a9c146f9c8067e7a191bea224de5b8762f58 Mon Sep 17 00:00:00 2001 From: wuyangyong Date: Tue, 28 Feb 2012 09:39:55 +0000 Subject: [PATCH] update stm32f4 usart driver. git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1978 bbd45198-f89e-11dd-88c7-29a3b14d5316 --- bsp/stm32f40x/drivers/usart.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/bsp/stm32f40x/drivers/usart.c b/bsp/stm32f40x/drivers/usart.c index 1c865d3ba0..81dcf456bf 100644 --- a/bsp/stm32f40x/drivers/usart.c +++ b/bsp/stm32f40x/drivers/usart.c @@ -109,7 +109,7 @@ static void RCC_Configuration(void) /* Enable USART2 GPIO clocks */ RCC_AHB1PeriphClockCmd(UART1_GPIO_RCC, ENABLE); /* Enable USART2 clock */ - RCC_APB1PeriphClockCmd(RCC_APBPeriph_UART1, ENABLE); + RCC_APB2PeriphClockCmd(RCC_APBPeriph_UART1, ENABLE); #endif #ifdef RT_USING_UART2 -- GitLab