Introduction - If you have any usage issues, please Google them yourself
Ah8903 is a four bit single chip microprocessor, the internal integration of 6.5k * 16bits mask * 4bits ROM, 188 ram, 8 5bits timer, 5bits ring stack, base timer, special resistance / frequency conversion circuit, programmable single ended output buzzer, El driver and the maximum driving 140 point high efficiency and low power LCD drive. If applicable, calendar, calculator, electronic products such as LCD games with LCD display