PIC14000T-04/SS View Datasheet(PDF) - Microchip Technology
Part Name
Description
MFG CO.
'PIC14000T-04/SS' PDF : 153 Pages View PDF
PIC14000
TABLE 5-1: PORT RC0 PIN CONFIGURATION SUMMARY
RC0 Pin
Configuration
TRISC<0>
RCPU
OPTION<7>
CMAOE
CMCON<1>
Comment
Digital Input (weak pull-up)
1
0
0
Digital Input (no pull-up)
1
1
0
Digital Output
0
X
0
Analog Output
0
X
1
Must clear TRISC<0> to disable pull-up when
used as an analog output.
FIGURE 5-4: BLOCK DIAGRAM OF PORTC<5:4> PINS
RCPU
HIBERNATE
Data
Bus
DQ
Write
PORTC
CK Q
VDD
P
I/O
Pin
Write
TRISC
DQ
CK Q
Read
TRISC
Read
PORTC
Schmitt Trigger
Input Buffer
QD
EN
Set
RCIF
From other
PORTC pins
QD
EN
Read PORTC
1. I/O pins have protection diodes to VDD and VSS.
2. Port Latch = ‘1’ and TRISC = ‘1’ enables weak pull-up if RCPU = ‘0’ in OPTION register.
DS40122B-page 28
Preliminary
© 1996 Microchip Technology Inc.
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