这是一个使用C语言写的TP900的掌机程序，可以完成一键抄表并把抄表数据存成文件。地址在40以内可以存储。其余可以抄，修改程序可以得到更多的抄表数量。-This is a C language used to write the TP900 PSP program, can complete a meter and the meter reading data stored as a file. Address in the 40 store. The rest can be copied, modified program can get more reading quantity.