APE4108 View Datasheet(PDF) - APLUS INTEGRATED CIRCUITS

Part Name

Description

Manufacturer

APE4108

16 K, Very low-cost voice and melody synthesizer with 4-bit CPU. 4-bit ALU, ROM, RAM , I/O ports, timers, clock generator, voice synthesizer.

APLUS INTEGRATED CIRCUITS 

APExx08 Series

(12) External Reset: Port B[3] can be configured as reset pin. (Mask opton)

(13) HALT and Release from HALT function to reduce power consumption

(14) Watch Dog Timer (WDT)

(15) Instruction: 1-cycle instruction except for table read and program branches which are 2-cycles

(16) Number of instruction: 27

(17) DAC: 1 channel voice and dual tone melody synthesizer (One 9-bits Cout or 8-bits PWM output).

FIGURE 1 : ROM Map of APExx08 Series

PC[13:0]

14-bit x 2 STACK

16-bit Data Pointer

18-bit Voice Pointer

Reserved for Testing

Reset Vector

00000h

000FEh

000FFh-00400h

00401h

00000h-0FFFFh

Data ROM for Melody

00000h-2FFFFh

Voice ROM for Voice

00000h-03FFFh

Program ROM

2

Rev 1.3

2003/8/18

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