
PIC16F7X7
DS30498C-page 52
2004 Microchip Technology Inc.
FIGURE 5-5:
BLOCK DIAGRAM OF RA5/AN4/LVDIN/SS/C2OUT PIN
Data
Bus
Q
D
Q
CK
N
WR
PORTA
WR
TRISA
Data Latch
TRIS Latch
RD TRISA
RD PORTA
VSS
RA5/AN4/LVDIN/
Q
D
Q
CK
D
Q
EN
Comparator 2 Output
Comparator Mode = 011, 101
1
0
Analog
Input Mode
To A/D Module Channel Input
P
VDD
SS Input
LVDIN
TTL
Buffer
SS/C2OUT pin