松翰mcu 1302代码

松翰 单片机 写的1302汇编程序 rtc_read_write: bts1 power_on_fg ret bts1 rtc_read_fg ;one second read once ret bclr rtc_read_fg mov a,menu ;whether in main menu bts1 fz ret call read_second call read_min call read_hour ret