PIC16F628-04/SO View Datasheet(PDF) - Microchip Technology
Part Name
Description
Manufacturer
PIC16F628-04/SO Datasheet PDF : 170 Pages
| |||
FIGURE 5-12:
RBPU
BLOCK DIAGRAM OF RB4/PGM PIN
Data Bus
WR PORTB
WR TRISB
RD TRISB
LVP
RD PORTB
PGM input
D
Q
CK Q
Data Latch
D
Q
CK Q
TRIS Latch
Schmitt
Trigger
Set RBIF
From other
RB<7:4> pins
PIC16F62X
VDD
P weak pull-up
VDD
RB4/PGM
VSS
TTL
input
buffer
Q
D
EN
Q1
Q
D
Q3
EN
Note 1: The low voltage programming disables the interrupt-on-change and the weak pull-ups on RB4.
2003 Microchip Technology Inc.
Preliminary
DS40300C-page 37
Share Link: 