STM32 IAR5.20 version, serial test procedure has been tested

WORM_UART_520
.............\cortexm3_macro.s
.............\Debug
.............\.....\Exe
.............\.....\...\STM32_UART.out
.............\.....\List
.............\.....\Obj
.............\.....\...\cortexm3_macro.o
.............\.....\...\main.o
.............\.....\...\stm32f10x_flash.o
.............\.....\...\stm32f10x_gpio.o
.............\.....\...\stm32f10x_it.o
.............\.....\...\stm32f10x_lib.o
.............\.....\...\stm32f10x_nvic.o
.............\.....\...\stm32f10x_rcc.o
.............\.....\...\stm32f10x_systick.o
.............\.....\...\stm32f10x_usart.o
.............\.....\...\stm32f10x_vector.o
.............\.....\...\user_key.o
.............\.....\...\user_systick.o
.............\.....\...\user_uart.o
.............\library
.............\.......\inc
.............\.......\...\cortexm3_macro.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_lib.h
.............\.......\...\stm32f10x_map.h
.............\.......\...\stm32f10x_nvic.h
.............\.......\...\stm32f10x_pwr.h
.............\.......\...\stm32f10x_rcc.h
.............\.......\...\stm32f10x_rtc.h
.............\.......\...\stm32f10x_sdio.h
.............\.......\...\stm32f10x_spi.h
.............\.......\...\stm32f10x_systick.h
.............\.......\...\stm32f10x_tim.h
.............\.......\...\stm32f10x_type.h
.............\.......\...\stm32f10x_usart.h
.............\.......\...\stm32f10x_wwdg.h
.............\.......\src
.............\.......\...\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
.............\.......\...\stm32f10x_fsmc.c
.............\.......\...\stm32f10x_gpio.c
.............\.......\...\stm32f10x_i2c.c
.............\.......\...\stm32f10x_iwdg.c
.............\.......\...\stm32f10x_lib.c
.............\.......\...\stm32f10x_nvic.c
.............\.......\...\stm32f10x_pwr.c
.............\.......\...\stm32f10x_rcc.c
.............\.......\...\stm32f10x_rtc.c
.............\.......\...\stm32f10x_sdio.c
.............\.......\...\stm32f10x_spi.c
.............\.......\...\stm32f10x_systick.c
.............\.......\...\stm32f10x_tim.c
.............\.......\...\stm32f10x_usart.c
.............\.......\...\stm32f10x_wwdg.c
.............\main.c
.............\main.h
.............\settings
.............\........\STM32_UART.cspy.bat
.............\........\STM32_UART.dbgdt
.............\........\STM32_UART.dni
.............\........\STM32_UART.wsdt
.............\stm32f10x_conf.h
.............\stm32f10x_flash.icf
.............\stm32f10x_it.c
.............\stm32f10x_it.h
.............\stm32f10x_ram.icf
.............\stm32f10x_vector.c
.............\STM32_UART.dep
.............\STM32_UART.ewd
.............\STM32_UART.ewp
.............\STM32_UART.eww
.............\user_key.c
.............\user_key.h
.............\user_systick.c
.............\user_systick.h
.............\user_uart.c
.............\user_uart.h

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