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16F871 데이터시트 PDF




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부품번호 16F871 기능
기능 28/40-Pin 8-Bit CMOS FLASH Microcontrollers
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16F871 데이터시트, 핀배열, 회로
PIC16F870/871
Data Sheet
28/40-Pin, 8-Bit CMOS
FLASH Microcontrollers
2003 Microchip Technology Inc.
DS30569B




16F871 pdf, 반도체, 판매, 대치품
PIC16F870/871
Pin Diagrams
DIP, SOIC, SSOP
MCLR/VPP/THV
RA0/AN0
RA1/AN1
RA2/AN2/VREF-
RA3/AN3/VREF+
RA4/T0CKI
RA5/AN4
VSS
OSC1/CLKI
OSC2/CLKO
RC0/T1OSO/T1CKI
RC1/T1OSI
RC2/CCP1
RC3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28 RB7/PGD
27 RB6/PGC
26 RB5
25 RB4
24 RB3/PGM
23 RB2
22 RB1
21 RB0/INT
20 VDD
19 VSS
18 RC7/RX/DT
17 RC6/TX/CK
16 RC5
15 RC4
PLCC
TQFP
RA4/T0CKI
RA5/AN4
RE0/RD/AN5
RE1/WR/AN6
RE2/CS/AN7
VDD
VSS
OSC1/CLKI
OSC2/CLKO
RC0/T1OSO/T1CK1
NC
7 39
8 38
9 37
10 36
11 35
12 PIC16F871 34
13 33
14 32
15 31
16 30
17 29
RB3/PGM
RB2
RB1
RB0/INT
VDD
VSS
RD7/PSP7
RD6/PSP6
RD5/PSP5
RD4/PSP4
RC7/RX/DT
RC7/RX/DT
RD4/PSP4
RD5/PSP5
RD6/PSP6
RD7/PSP7
VSS
VDD
RB0/INT
RB1
RB2
RB3/PGM
1 33
2 32
3 31
4 30
5 29
6
PIC16F871
28
7 27
8 26
9 25
10 24
11 23
NC
RC0/T1OSO/T1CKI
OSC2/CLKO
OSC1/CLKI
VSS
VDD
RE2/CS/AN7
RE1/WR/AN6
RE0/RD/AN5
RA5/AN4
RA4/T0CKI
DS30569B-page 2
2003 Microchip Technology Inc.

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16F871 전자부품, 판매, 대치품
PIC16F870/871
1.0 DEVICE OVERVIEW
This document contains device specific information.
Additional information may be found in the PICmicroTM
Mid-Range MCU Family Reference Manual
(DS33023), which may be obtained from your local
Microchip Sales Representative or downloaded from
the Microchip web site. The Reference Manual should
be considered a complementary document to this data
sheet, and is highly recommended reading for a better
understanding of the device architecture and operation
of the peripheral modules.
There are two devices (PIC16F870 and PIC16F871)
covered by this data sheet. The PIC16F870 device
comes in a 28-pin package and the PIC16F871 device
comes in a 40-pin package. The 28-pin device does not
have a Parallel Slave Port implemented.
The following two figures are device block diagrams
sorted by pin number: 28-pin for Figure 1-1 and 40-pin
for Figure 1-2. The 28-pin and 40-pin pinouts are listed
in Table 1-1 and Table 1-2, respectively.
FIGURE 1-1:
PIC16F870 BLOCK DIAGRAM
Device
Program FLASH Data Memory
PIC16F870
2K
128 Bytes
Data EEPROM
64 Bytes
FLASH
Program
Memory
13
Program Counter
8 Level Stack
(13-bit)
Data Bus
8
RAM
File
Registers
Program
Bus
14
Instruction reg
RAM Addr (1) 9
Addr MUX
Direct Addr 7
Indirect
8 Addr
FSR reg
STATUS reg
8
Instruction
Decode &
Control
OSC1/CLKI
OSC2/CLKO
Timing
Generation
Power-up
Timer
Oscillator
Start-up Timer
Power-on
Reset
Watchdog
Timer
Brown-out
Reset
In-Circuit
Debugger
Low-Voltage
Programming
3 MUX
ALU
8
W reg
PORTA
PORTB
PORTC
RA0/AN0
RA1/AN1
RA2/AN2/VREF-
RA3/AN3/VREF+
RA4/T0CKI
RA5/AN4
RB0/INT
RB1
RB2
RB3/PGM
RB4
RB5
RB6/PGC
RB7/PGD
RC0/T1OSO/T1CKI
RC1/T1OSI
RC2/CCP1
RC3
RC4
RC5
RC6/TX/CK
RC7/RX/DT
Timer0
Timer1
MCLR VDD, VSS
Timer2
10-bit A/D
Data EEPROM
CCP1
Note 1: Higher order bits are from the STATUS register.
USART
2003 Microchip Technology Inc.
DS30569B-page 5

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