12C519 查看數據表（PDF） - Microchip Technology
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12C519 Datasheet PDF : 113 Pages
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PIC12C5XX
FIGURE 3-1: PIC12C5XX BLOCK DIAGRAM
ROM/EPROM
512 x 12 or
1024 x 12
Program
Memory
Program
Bus
12
Instruction reg
12
Data Bus
8
Program Counter
STACK1
STACK2
RAM
25 x 8 or
41 x 8
File
Registers
RAM Addr 9
Addr MUX
Direct Addr 5
Indirect
5-7 Addr
FSR reg
STATUS reg
8
OSC1/CLKIN
OSC2
Instruction
Decode &
Control
Timing
Generation
Device Reset
Timer
Power-on
Reset
Watchdog
Timer
3
MUX
ALU
8
W reg
Internal RC
OSC
MCLR
VDD, VSS
Timer0
GPIO
GP0
GP1
GP2/T0CKI
GP3/MCLR/VPP
GP4/OSC2
GP5/OSC1/CLKIN
16 X 8
EEPROM
Data
Memory
PIC12CE5XX
Only
DS40139E-page 10
© 1999 Microchip Technology Inc.
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