PIC16C505-04I データシートの表示（PDF） - Microchip Technology
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PIC16C505-04I Datasheet PDF : 85 Pages
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PIC16C505
FIGURE 3-1: PIC16C505 BLOCK DIAGRAM
EPROM
12
Program Counter
Data Bus
8
1K x 12
Program
Memory
STACK1
STACK2
RAM
72 bytes
File
Registers
Program
Bus
12
RAM Addr 9
Instruction reg
Direct Addr 5
Addr MUX
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
Internal RC
OSC
3
MUX
ALU
8
W reg
Timer0
MCLR
VDD, VSS
PORTB
PORTC
RB0
RB1
RB2
RB3/MCLR/VPP
RB4/OSC2/CLKOUT
RB5/OSC1/CLKIN
RC0
RC1
RC2
RC3
RC4
RC5/T0CKI
DS40192C-page 8
© 1999 Microchip Technology Inc.
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