STM32_USART

所属分类:单片机开发
开发工具:Objective-C
文件大小:116KB
下载次数:876
上传日期:2008-04-23 13:54:49
上 传 者bjdream
说明:  新型M3核ARM STM32的串口通信例程,可以向计算机发送数据和接受计算机的数据。
(New M3 nuclear ARM STM32 serial communication routines, you can send data to the computer and receiving computer data.)

文件列表:
USART\Example1\main.c (8970, 2007-05-19)
USART\Example1\stm32f10x_conf.h (5680, 2007-05-19)
USART\Example1\stm32f10x_it.c (22477, 2007-05-19)
USART\Example1\stm32f10x_it.h (3397, 2007-05-19)
USART\Example10\Receive\main.c (9253, 2007-05-19)
USART\Example10\Receive\stm32f10x_conf.h (5636, 2007-05-19)
USART\Example10\Receive\stm32f10x_it.c (22437, 2007-05-19)
USART\Example10\Receive\stm32f10x_it.h (3357, 2007-05-19)
USART\Example10\Transmit\main.c (11162, 2007-05-19)
USART\Example10\Transmit\stm32f10x_conf.h (5636, 2007-05-19)
USART\Example10\Transmit\stm32f10x_it.c (22437, 2007-05-19)
USART\Example10\Transmit\stm32f10x_it.h (3357, 2007-05-19)
USART\Example11\main.c (12538, 2007-05-19)
USART\Example11\stm32f10x_conf.h (5630, 2007-05-19)
USART\Example11\stm32f10x_it.c (23046, 2007-05-19)
USART\Example11\stm32f10x_it.h (3357, 2007-05-19)
USART\Example12\main.c (13702, 2007-05-19)
USART\Example12\stm32f10x_conf.h (5632, 2007-05-19)
USART\Example12\stm32f10x_it.c (22918, 2007-05-19)
USART\Example12\stm32f10x_it.h (3357, 2007-05-19)
USART\Example2\main.c (8351, 2007-05-19)
USART\Example2\stm32f10x_conf.h (5640, 2007-05-19)
USART\Example2\stm32f10x_it.c (23734, 2007-05-19)
USART\Example2\stm32f10x_it.h (3357, 2007-05-19)
USART\Example3\main.c (10408, 2007-05-19)
USART\Example3\stm32f10x_conf.h (5636, 2007-05-19)
USART\Example3\stm32f10x_it.c (22437, 2007-05-19)
USART\Example3\stm32f10x_it.h (3357, 2007-05-19)
USART\Example4\main.c (11827, 2007-05-19)
USART\Example4\stm32f10x_conf.h (5636, 2007-05-19)
USART\Example4\stm32f10x_it.c (24608, 2007-05-19)
USART\Example4\stm32f10x_it.h (3357, 2007-05-19)
... ...

/******************** (C) COPYRIGHT 2007 STMicroelectronics ******************** * File Name : readme.txt * Author : MCD Application Team * Date First Issued :02/05/2007 * Description : Description of the USART Example 1. ******************************************************************************** * History: * 05/21/2007: V0.3 * 04/02/2007: V0.2 * 02/05/2007: V0.1 ******************************************************************************** * THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME. * AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT, * INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE * CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING * INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS. *******************************************************************************/ Example description =================== This example provides a description of how to use the USART with hardware flow control and communicate with the Hyperterminal. First, the USART2 sends the TxBuffer to the hyperterminal and still waiting for a string from the hyperterminal that you must enter which must end by '\r' character (keypad ENTER button). Each byte received is retransmitted to the Hyperterminal. The string that you have entered is stored in the RxBuffer array. The receive buffer have a RxBufferSize bytes as maximum. The USART2 is configured as follow: - BaudRate = 115200 baud - Word Length = 8 Bits - One Stop Bit - No parity - Hardware flow control enabled (RTS and CTS signals) - Receive and transmit enabled - USART Clock disabled - USART CPOL: Clock is active low - USART CPHA: Data is captured on the second edge - USART LastBit: The clock pulse of the last data bit is not output to the SCLK pin Directory contents ================== stm32f10x_conf.h Library Configuration file stm32f10x_it.h Interrupt handlers header file stm32f10x_it.c Interrupt handlers source file main.c Main program Hardware environment ==================== - All the USART2 signals (Rx, Tx, RTS and CTS) must be connected to a DB9 connector using a RS232 transceiver. - Connect a null-modem female/female RS232 cable between the DB9 connector (CN5 on STM32F10x-EVAL board) and PC serial port. - Hyperterminal configuration: - Word Length = 8 Bits - One Stop Bit - No parity - BaudRate = 115200 baud - flow control: Hardware How to use it ============= In order to make the program work, you must do the following : - Create a project and setup all your toolchain's start-up files - Compile the directory content files and required Library files : + stm32f10x_lib.c + stm32f10x_usart.c + stm32f10x_gpio.c + stm32f10x_nvic.c + stm32f10x_rcc.c + stm32f10x_flash.c - Link all compiled files and load your image into either RAM or Flash - Run the example ******************* (C) COPYRIGHT 2007 STMicroelectronics *****END OF FILE******

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