ASM12712C Overview
The ASM12712C/17012C is very low cost voice synthesizer with 4-bit microprocessor.
ASM12712C Key Features
- 96 x 4-bit data RAM (00-1Fh plus 40h-7Fh)
- Unbanked special function registers (SFR) range: 20h-3Fh I/O Ports
- PRA: 4-bit I/O Port A (2Bh)
- PRB: 4-bit Output Port B (2Dh)
- PRC: 4-bit Input Port C (2Fh) On-chip clock generator: Resistive Clock Drive(RM) Timer: 1
- Timer0: a 9-bit auto-reload timer/counter Stack: 2-level subroutine nesting HALT and Release from HALT function to reduc