STM32 5个串口同时通讯代码，非常好用，已验证测试过，直接调用。

STM32F103VET6\CMSIS\Core\CM3\core_cm3.c
.............\.....\....\...\core_cm3.h
.............\.....\....\...\startup\arm\startup_stm32f10x_hd.s
.............\.....\....\...\.......\...\startup_stm32f10x_ld.s
.............\.....\....\...\.......\...\startup_stm32f10x_md.s
.............\.....\....\...\.......\gcc\startup_stm32f10x_hd.c
.............\.....\....\...\.......\...\startup_stm32f10x_ld.c
.............\.....\....\...\.......\...\startup_stm32f10x_md.c
.............\.....\....\...\.......\iar\startup_stm32f10x_hd.s
.............\.....\....\...\.......\...\startup_stm32f10x_ld.s
.............\.....\....\...\.......\...\startup_stm32f10x_md.s
.............\.....\....\...\stm32f10x.h
.............\.....\....\...\system_stm32f10x.c
.............\.....\....\...\system_stm32f10x.h
.............\.....\....\Documentation\CMSIS_Core.htm
.............\J_link\01.jflash
.............\Project\EWARMv5\Backup of STM32F.ewd
.............\.......\.......\Backup of STM32F.ewp
.............\.......\.......\cpu_ram.mac
.............\.......\.......\Debug\Exe\STM32F.hex
.............\.......\.......\.....\...\STM32F.out
.............\.......\.......\.....\Obj\core_cm3.o
.............\.......\.......\.....\...\main.o
.............\.......\.......\.....\...\misc.o
.............\.......\.......\.....\...\startup_stm32f10x_hd.o
.............\.......\.......\.....\...\startup_stm32f10x_md.o
.............\.......\.......\.....\...\stm32f10x_adc.o
.............\.......\.......\.....\...\stm32f10x_bkp.o
.............\.......\.......\.....\...\stm32f10x_can.o
.............\.......\.......\.....\...\stm32f10x_crc.o
.............\.......\.......\.....\...\stm32f10x_dac.o
.............\.......\.......\.....\...\stm32f10x_dbgmcu.o
.............\.......\.......\.....\...\stm32f10x_dma.o
.............\.......\.......\.....\...\stm32f10x_exti.o
.............\.......\.......\.....\...\stm32f10x_flash.o
.............\.......\.......\.....\...\stm32f10x_fsmc.o
.............\.......\.......\.....\...\stm32f10x_gpio.o
.............\.......\.......\.....\...\stm32f10x_i2c.o
.............\.......\.......\.....\...\stm32f10x_it.o
.............\.......\.......\.....\...\stm32f10x_iwdg.o
.............\.......\.......\.....\...\stm32f10x_pwr.o
.............\.......\.......\.....\...\stm32f10x_rcc.o
.............\.......\.......\.....\...\stm32f10x_rtc.o
.............\.......\.......\.....\...\stm32f10x_sdio.o
.............\.......\.......\.....\...\stm32f10x_spi.o
.............\.......\.......\.....\...\stm32f10x_tim.o
.............\.......\.......\.....\...\stm32f10x_usart.o
.............\.......\.......\.....\...\stm32f10x_wwdg.o
.............\.......\.......\.....\...\system_stm32f10x.o
.............\.......\.......\.....\...\user_adc.o
.............\.......\.......\.....\...\user_adc.pbi
.............\.......\.......\.....\...\user_id.o
.............\.......\.......\.....\...\user_key.o
.............\.......\.......\.....\...\user_led.o
.............\.......\.......\.....\...\user_uart.o
.............\.......\.......\ext_sram.mac
.............\.......\.......\Flash\Exe\STM32F.hex
.............\.......\.......\.....\...\STM32F.out
.............\.......\.......\.....\...\STM32F.sim
.............\.......\.......\.....\...\STM32F.sim._1
.............\.......\.......\.....\Obj\core_cm3.o
.............\.......\.......\.....\...\core_cm3.pbi
.............\.......\.......\.....\...\main.o
.............\.......\.......\.....\...\main.pbi
.............\.......\.......\.....\...\misc.o
.............\.......\.......\.....\...\misc.pbi
.............\.......\.......\.....\...\startup_stm32f10x_hd.o
.............\.......\.......\.....\...\STM32F.pbd
.............\.......\.......\.....\...\stm32f10x_adc.o
.............\.......\.......\.....\...\stm32f10x_adc.pbi
.............\.......\.......\.....\...\stm32f10x_bkp.o
.............\.......\.......\.....\...\stm32f10x_bkp.pbi
.............\.......\.......\.....\...\stm32f10x_can.o
.............\.......\.......\.....\...\stm32f10x_can.pbi
.............\.......\.......\.....\...\stm32f10x_crc.o
.............\.......\.......\..

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