EM73A83 4-BIT MICRO-CONTROLLER FOR LCD PRODUCT
inary m i l e r P
GENERAL DESCRIPTION
EM73A83 is an advanced single chip
CMOS 4-bit micro-controller.
It contains 16K-byte ROM, 500-nibble RAM, 4-bit ALU, 13-level subroutine nesting, 22-stage time base, two 12-bit timer/counters for the kernel function.
EM73A83 also equipped with 6 interrupt sources, 3 I/O ports (including 1 input port and 2 bidirection ports), LCD display (40x16), built-in sound generator and speech synthesizer.
It's low power consumption and high speed feature are further strengten with DUAL, SLOW, IDLE and STOP operation mode for optimized power saving.
FEATURES
• Operation
voltage • Clock source : 2.
2V to 4.
8V.
: Dual clo...