c80c51开发环境，很实用哦，请仔细看！-the c80c51 development environment, it is practical Oh, look at the

基于C8051F005控制的蓄电池充放电系统设计，特别适合电池研发的朋友(The design of battery charging and discharging system based on C8051F005 control is especially suitable for battery research and development)