This routine printf, and scanf functions redirected to serial port 1 (USART1). The main loop calls the function printf, scanf functions and from the serial port 1 receives three integers and a string, and then call the printf function to output to the serial port 1. HyperTerminal through the windows to operate.

Ex001-串口printf和scanf\Libraries\CMSIS\Core\CM3\core_cm3.c
.......................\.........\.....\....\...\core_cm3.h
.......................\.........\.....\....\...\startup\arm\startup_stm32f10x_cl.s
.......................\.........\.....\....\...\.......\...\startup_stm32f10x_hd.s
.......................\.........\.....\....\...\.......\...\startup_stm32f10x_ld.s
.......................\.........\.....\....\...\.......\...\startup_stm32f10x_md.s
.......................\.........\.....\....\...\.......\gcc\startup_stm32f10x_cl.s
.......................\.........\.....\....\...\.......\...\startup_stm32f10x_hd.s
.......................\.........\.....\....\...\.......\...\startup_stm32f10x_ld.s
.......................\.........\.....\....\...\.......\...\startup_stm32f10x_md.s
.......................\.........\.....\....\...\.......\iar\startup_stm32f10x_cl.s
.......................\.........\.....\....\...\.......\...\startup_stm32f10x_hd.s
.......................\.........\.....\....\...\.......\...\startup_stm32f10x_ld.s
.......................\.........\.....\....\...\.......\...\startup_stm32f10x_md.s
.......................\.........\.....\....\...\stm32f10x.h
.......................\.........\.....\....\...\system_stm32f10x.c
.......................\.........\.....\....\...\system_stm32f10x.h
.......................\.........\.....\....\Documentation\CMSIS_Core.htm
.......................\.........\.....\License.doc
.......................\.........\STM32F10x_StdPeriph_Driver\inc\misc.h
.......................\.........\..........................\...\stm32f10x_adc.h
.......................\.........\..........................\...\stm32f10x_bkp.h
.......................\.........\..........................\...\stm32f10x_can.h
.......................\.........\..........................\...\stm32f10x_crc.h
.......................\.........\..........................\...\stm32f10x_dac.h
.......................\.........\..........................\...\stm32f10x_dbgmcu.h
.......................\.........\..........................\...\stm32f10x_dma.h
.......................\.........\..........................\...\stm32f10x_exti.h
.......................\.........\..........................\...\stm32f10x_flash.h
.......................\.........\..........................\...\stm32f10x_fsmc.h
.......................\.........\..........................\...\stm32f10x_gpio.h
.......................\.........\..........................\...\stm32f10x_i2c.h
.......................\.........\..........................\...\stm32f10x_iwdg.h
.......................\.........\..........................\...\stm32f10x_pwr.h
.......................\.........\..........................\...\stm32f10x_rcc.h
.......................\.........\..........................\...\stm32f10x_rtc.h
.......................\.........\..........................\...\stm32f10x_sdio.h
.......................\.........\..........................\...\stm32f10x_spi.h
.......................\.........\..........................\...\stm32f10x_tim.h
.......................\.........\..........................\...\stm32f10x_usart.h
.......................\.........\..........................\...\stm32f10x_wwdg.h
.......................\.........\..........................\src\misc.c
.......................\.........\..........................\...\stm32f10x_adc.c
.......................\.........\..........................\...\stm32f10x_bkp.c
.......................\.........\..........................\...\stm32f10x_can.c
.......................\.........\..........................\...\stm32f10x_crc.c
.......................\.........\..........................\...\stm32f10x_dac.c
.......................\.........\..........................\...\stm32f10x_dbgmcu.c
.......................\.........\..........................\...\stm32f10x_dma.c
.......................\.........\..........................\...\stm32f10x_exti.c
.......................\.........\..........................\...\stm32f10x_flash.c
.......................\.........\..................

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