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PRODUCT OVERVIEW
PIN CIRCUITS (Continued)
Port 3.1 Data
Carrier On/Off (P3DAT.7)
1-10
Pull-up
Enable
CACON.2
Open-Drain
Output
Disable
P3.1 Input
P3CON.5,6,7
T0CK
Figure 1-7. Pin Circuit Type 5 (P3.1)
P3CON.5
M
Data
U
X
M
U
Noise filter
X
S3F80P5_UM_ REV1.00
V
DD
Pull-up
Resistor
(67kΩ-Typ)
V
DD
P3.1/REM/T0CK
V
SS
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