From 6c98ecd72918b5f28dadb00ae9bbe3ad799d654d Mon Sep 17 00:00:00 2001 From: "bernard.xiong@gmail.com" Date: Wed, 7 Sep 2011 15:31:18 +0000 Subject: [PATCH] fixed sys tick issue. git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1702 bbd45198-f89e-11dd-88c7-29a3b14d5316 --- bsp/lpc1114/board.c | 5 +++-- bsp/lpc1114/uart.c | 3 +++ 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/bsp/lpc1114/board.c b/bsp/lpc1114/board.c index 6ff60a372..d10a15fd0 100644 --- a/bsp/lpc1114/board.c +++ b/bsp/lpc1114/board.c @@ -20,6 +20,7 @@ #include #include +#include /** * @addtogroup LPC1100 @@ -44,11 +45,11 @@ void rt_hw_timer_handler() * This function will initial sam7s64 board. */ void rt_hw_board_init() -{ +{ SystemInit(); /* init systick */ - SysTick_Config(0x0007A11F); + SysTick_Config(SystemCoreClock); /* set pend exception priority */ NVIC_SetPriority(PendSV_IRQn, (1<<__NVIC_PRIO_BITS) - 1); diff --git a/bsp/lpc1114/uart.c b/bsp/lpc1114/uart.c index c593bfb7c..b7ec46aef 100644 --- a/bsp/lpc1114/uart.c +++ b/bsp/lpc1114/uart.c @@ -246,6 +246,9 @@ void rt_hw_uart_init(void) rt_memset(uart->rx_buffer, 0, sizeof(uart->rx_buffer)); uart->read_index = uart->save_index = 0; + uart->parent.rx_indicate = RT_NULL; + uart->parent.tx_complete = RT_NULL; + /* device interface */ uart->parent.init = rt_uart_init; uart->parent.open = rt_uart_open; -- GitLab