PIC16F913/914/916/917/946
TABLE 1-1:
PIC16F91X/946 PINOUT DESCRIPTIONS (CONTINUED)
Input Output
Type Type
Name
Function
Description
RB1/SEG1
RB2/SEG2
RB3/SEG3
RB4/COM0
RB1
SEG1
RB2
TTL
—
CMOS General purpose I/O. Individually enabled pull-up.
AN LCD analog output.
CMOS General purpose I/O. Individually enabled pull-up.
AN LCD analog output.
CMOS General purpose I/O. Individually enabled pull-up.
AN LCD analog output.
TTL
—
SEG2
RB3
TTL
—
SEG3
RB4
TTL
CMOS General purpose I/O. Individually controlled
interrupt-on-change. Individually enabled pull-up.
COM0
RB5
—
AN
LCD analog output.
RB5/COM1
TTL
CMOS General purpose I/O. Individually controlled
interrupt-on-change. Individually enabled pull-up.
COM1
RB6
—
AN
LCD analog output.
RB6/ICSPCLK/ICDCK/SEG14
RB7/ICSPDAT/ICDDAT/SEG13
TTL
CMOS General purpose I/O. Individually controlled
interrupt-on-change. Individually enabled pull-up.
ICSPCLK
ICDCK
SEG14
RB7
ST
ST
—
—
—
ICSP™ clock.
ICD clock.
AN
LCD analog output.
TTL
CMOS General purpose I/O. Individually controlled inter-
rupt-on-change. Individually enabled pull-up.
ICSPDAT
ICDDAT
SEG13
RC0
ST
ST
—
CMOS ICSP Data I/O.
CMOS ICD Data I/O.
AN
CMOS General purpose I/O.
LCD analog input.
CMOS General purpose I/O.
LCD analog input.
CMOS General purpose I/O.
LCD analog input.
CMOS General purpose I/O.
AN LCD analog output.
CMOS General purpose I/O.
Timer1 gate input.
CMOS Serial data output.
AN LCD analog output.
CMOS General purpose I/O.
Timer1 clock input.
CMOS Capture 1 input/Compare 1 output/PWM 1 output.
AN LCD analog output.
LCD analog output.
RC0/VLCD1
ST
AN
ST
AN
ST
AN
ST
—
VLCD1
RC1
—
RC1/VLCD2
VLCD2
RC2
—
RC2/VLCD3
VLCD3
RC3
—
RC3/SEG6
SEG6
RC4
RC4/T1G/SDO/SEG11
ST
ST
—
T1G
—
SDO
SEG11
RC5
—
RC5/T1CKI/CCP1/SEG10
ST
ST
ST
—
T1CKI
CCP1
SEG10
—
Legend: AN = Analog input or output
TTL = TTL compatible input
HV = High Voltage
CMOS = CMOS compatible input or output
ST = Schmitt Trigger input with CMOS levels P
XTAL = Crystal
OD = Open Drain
=
Power
Note 1: COM3 is available on RA3 for the PIC16F913/916 and on RD0 for the PIC16F914/917 and PIC16F946.
2: Pins available on PIC16F914/917 and PIC16F946 only.
3: Pins available on PIC16F946 only.
2
4: I C Schmitt trigger inputs have special input levels.
© 2007 Microchip Technology Inc.
DS41250F-page 19
MICROCHIP [ MICROCHIP ]
