说明： a51.exe是ep51编程器的驱动程序。 e51pro.hex是编程器的监控程序， 如果您的监控芯片坏了， 可以重新烧写这个文件即可！-Descr iption: a51.exe is ep51 programmer drivers. e51pro.hex is the programmer of the monitoring program, if your monitor the chip is broken, you can re-Shaoxie this file ca