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參數(shù)資料
| 型號(hào)： | ASM8412CA |
| 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)： | 3/7頁 |
| 文件大小： | 319K |
| 代理商： | ASM8412CA |
Rev 1.0
2
FIGURE 1.1 : Block Diagram of ASM8412C
A
COUT
OSC
VDD/GND
ROM
1
PC[11:0]
ROM Latch
Instruction
Latch
Instruction
Decoder
0
PCH(8)
PCL(4)
PCLATCH(8)
DPR3,2,1
Program
(Data)
DLATCH(10)
Clock Generator
Power on Reset
Test select
P1,P2,P3,P4
enter test mode
Timer0(9)
Reset Chip
Stack(12)
Data Bus[3:0]
Instruction Bus [9:0]
ROM_ADDR[17:0]
ROM_Data[9:0]
Data Bus[3:0]
Control Signal
ADDR[17:0]
=000000b
(ADDR[17:12])
PRASL(4)
weak or strong
pull-low for PRA,
PRB, PRC
I
Instruction Bus [9:0]
( Voice synthesizer )
One-Channel
SRAM
(96 x 4)
40h-7Fh
(2-Level)
ALU(4)
Register(4)
Accumlator(4)
Immediate(4)
DPR[17:0]
RESET pin
Reset Chip
P
00h-1Fh
PRA(4)
PRB(4)
PRC(4)
COUT
ASM8412CA
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