AT89C55 thermal printer and repair the device without

and repair the device without damaging it

* Receiver Input Impedance

The low power dissipation of synchronous rectifier

WVGA (800 x 480)

AT89C55 thermal printer and repair the device withoutCompatible with MCS 51 Products20K Bytes of In System Reprogrammable Flash Memory 4V to 5. 5V Operating Range Fully Static Operation: 0 Hz to 24 MHz Three level Program Memory Lock 256 x 8 bit Internal RAM 32 Programmable I O Lines Three 16 bit Timer Counters Eight Interrupt Sources Programmable Serial Channel Low power Idle and Power down Mode Interrupt Recovery from Power down Mode Hardware Watchdog Timer Dual Data Pointer Power off Flag 40 pin DIP