PIC16F87T/ML View Datasheet(PDF) - Microchip Technology
Part Name
Description
Manufacturer
PIC16F87T/ML Datasheet PDF : 230 Pages
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PIC16F87/88
FIGURE 5-4:
BLOCK DIAGRAM OF RA4/AN4/T0CKI/C2OUT PIN
Data
Bus
WR
PORTA
D
Q
CK Q
Data Latch
WR
TRISA
D
Q
CK Q
TRIS Latch
Comparator Mode = 011, 101, 110
Comparator 2 Output
1
0
Analog
Input Mode
RD TRISA
Q
D
VDD
P
VDD
N
VSS
Schmitt Trigger
Input Buffer
RA4 pin
EN
RD PORTA
TMR0 Clock Input
To A/D Module Channel Input (PIC16F88 only)
FIGURE 5-5:
MCLR Circuit
BLOCK DIAGRAM OF RA5/MCLR/VPP PIN
MCLRE
MCLR Filter
Schmitt Trigger
Buffer
Data Bus
RD Port
RD TRIS VSS
Q
D
EN
Schmitt Trigger
Input Buffer
RA5/MCLR/VPP pin
VSS
MCLRE
DS30487D-page 54
2002-2013 Microchip Technology Inc.
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