參數(shù)資料
型號: ASM4112C
廠商: Aplus Integrated Circuits Inc.
英文描述: VERY LOW-COST VOICE SYNTHESIZER WITH 4-BIT MICROPROCESSOR
中文描述: 成本很低的語音合成器與4位微處理器
文件頁數(shù): 2/7頁
文件大?。?/td> 475K
代理商: ASM4112C
Rev 1.0
1
ASM3112C/4112C
VERY LOW-COST VOICE SYNTHESIZER WITH 4-BIT MICROPROCESSOR
1.0 General Description
The
ASM
3112C/
4112C
is very low cost voice synthesizer with 4-bit microprocessor. It has various
features
including 4-bit ALU, ROM, RAM, I/O ports, timers, clock generator, watchdog timer(WDT),
voice
synthesizer, etc. It consists of 22 instructions in the device. With CMOS technology and halt
function
can minimize power dissipation. Its architecture is similar to RISC, with two stages of
instruction
pipeline. It allows all instructions to be executed in a single cycle, except for program
branches and
data table read instructions (which need two instruction cycles).
1.1 Feature
Single power supply can operate from 2.4V through 5.5V
Internal Program ROM: 4K x 10-bit
1 sets of 17-bit DPR can access up to 128K x 10 bits data memory space
Data Registers:
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 reduce power consumption
Watch Dog Timer (
WDT
)
Instruction: 1-cycle instruction except for table read and program branches which are 2-cycles
Number of instruction: 22
The Voice function can be implemented by microprocessor instruction
One 8-bit COUT output for
ASM
3112C/
4112C
ASM3112C/4112C
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