Datasheet 搜索 > 8位微控制器 > Microchip（微芯） > PIC16F628-04I/SO 数据手册 > PIC16F628-04I/SO 用户编程技术手册 2/22 页
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PIC16F628-04I/SO 用户编程技术手册 - Microchip（微芯）
制造商:
Microchip（微芯）
分类:
8位微控制器
封装:
SOIC-18
描述:
PIC16 系列 224 B RAM 3.5 kB 闪存 8位 CMOS 微控制器 - SOIC-18
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PIC16F628-04I/SO数据手册
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PIC16F62X
DS30034D-page 2 Preliminary 2002 Microchip Technology Inc.
Pin Diagram
TABLE 1-1: PIN DESCRIPTIONS (DURING PROGRAMMING): PIC16F62X
PDIP, SOIC
RA2/AN2/VREF
RA3/AN3/CMP1
RA4/T0CKI/CMP2
RA5/MCLR/THV
VSS
RB0/INT
RB1/RX/DT
RB2/TX/CK
RB3/CCP1
RA1/AN1
RA0/AN0
RA7/OSC1/CLKIN
RA6/OSC2/CLKOUT
VDD
RB7/DATA/T1OSI
RB6/CLOCK/T1OSO/T1CKI
RB5
RB4/PGM
• 1
2
3
4
5
7
8
9
18
17
16
15
14
12
11
10
613
RA2/AN2/VREF
RA3/AN3/CMP1
RA4/T0CKI/CMP2
RA5/MCLR/THV
VSS
RB0/INT
RB1/RX/DT
RB2/TX/CK
RB3/CCP1
RA1/AN1
RA0/AN0
RA7/OSC1/CLKIN
RA6/OSC2/CLKOUT
VDD
RB7/DATA/T1OSI
RB6/CLOCK/T1OSO/T1CKI
RB5
RB4/PGM
• 1
2
3
4
5
7
8
9
18
17
16
15
14
12
11
10
6
13
VDD
VSS
19
20
SSOP
PIC16F62X
PIC16F62X
Pin Name
During Programming
Function Pin Type Pin Description
RB4 PGM I Low Voltage Programming input if configuration bit equals 1
RB6 CLOCK I Clock input
RB7 DATA I/O Data input/output
MCLR Programming Mode P* Program Mode Select
VDD VDD P Power Supply
V
SS VSS P Ground
Legend: I = Input, O = Output, P = Power
* In the PIC16F62X, the programming high voltage is internally generated. To activate the Programming
mode, high voltage needs to be applied to MCLR
input. Since the MCLR is used for a level source, this
means that MCLR
does not draw any significant current.
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