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ASM0402C 参数 Datasheet PDF下载

ASM0402C图片预览
型号: ASM0402C
PDF下载: 下载PDF文件 查看货源
内容描述: 与4位微处理器成本极低的声音合成器 [VERY LOW-COST VOICE SYNTHESIZER WITH 4-BIT MICROPROCESSOR]
分类和应用: 微处理器
文件页数/大小: 7 页 / 597 K
品牌: APLUS [ APLUS INTERGRATED CIRCUITS ]
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ASM0402C
FIGURE 1.1 : Block Diagram of
ASM0402C
Data Bus[3:0]
ROM Latch
PCL(4)
PC[11:0]
(ADDR[13:12])
=00b
ADDR[13:0]
Stack(12)
(2-Level)
0 ROM_ADDR[13:0]
1
DPR3,2,1
DPR[13:0]
Program
(Data)
ROM
Instruction
Latch
Instruction Bus [9:0]
Instruction
Decoder
PCLATCH(8)
PCH(8)
DLATCH(10)
ROM_Data[9:0]
Data Bus[3:0]
Accumlator(4)
Instruction Bus [9:0]
SRAM
ALU(4)
Register(4)
Immediate(4)
(48 x 4)
00h-1Fh
40h-4Fh
Timer0(9)
PRA(2)
weak or strong
pull-low for PRA
P1,P2,P3,P4
enter test mode
( Voice synthesizer )
Clock Generator
Test select
Power on Reset
RESET pin
PRA0
OSC
VDD/GND
PRASL(2)
One-Channel
Reset Chip
Reset Chip
COUT
COUT
2
Rev 1.0
Instruction Bus [9:0]
Control Signal