PIC14000-04 Microchip Technology, PIC14000-04 Datasheet - Page 28

• Manufacturer Part Number: PIC14000-04
• Description: 28-Pin Programmable Mixed Signal Controller
• Manufacturer: Microchip Technology

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