A multi-function digital clock SCM based on 51 single chip. Time, date, set an alarm clock, agenda. And an external EEPROM to save settings for 24C04. Buzzer by the I/O port receiving the triode amplifier drive driver.
File list:
clk
clk.c
clk.hex
clk.lnp
clk.LST
clk.M51
clk.OBJ
clk.Opt
clk.plg
clk.Uv2
clk_Opt.Bak
clk_Uv2.Bak
STARTUP.A51
STARTUP.LST
STARTUP.OBJ