Datasheet

 1997 Microchip Technology Inc. DS30444E - page 13
PIC16C9XX
COM0 59 63 51 L Common Driver0
PORTD is a digital input/output port. These pins are also
used as LCD Segment and/or Common Drivers.
RD0/SEG00 29 31 21 I/O/L ST
Segment Driver00/Digital Input/Output.
RD1/SEG01 30 32 22 I/O/L ST
Segment Driver01/Digital Input/Output.
RD2/SEG02 31 33 23 I/O/L ST
Segment Driver02/Digital Input/Output.
RD3/SEG03 32 34 24 I/O/L ST
Segment Driver03/Digital Input/Output.
RD4/SEG04 33 35 25 I/O/L ST
Segment Driver04/Digital Input/Output.
RD5/SEG29/COM3 56 60 48 I/L ST
Segment Driver29/Common Driver3/Digital Input.
RD6/SEG30/COM2 57 61 49 I/L ST
Segment Driver30/Common Driver2/Digital Input.
RD7/SEG31/COM1 58 62 50 I/L ST
Segment Driver31/Common Driver1/Digital Input.
PORTE is a digital input or LCD Segment Driver port.
RE0/SEG05 34 37 26 I/L ST
Segment Driver05.
RE1/SEG06 35 38 27 I/L ST
Segment Driver06.
RE2/SEG07 36 39 28 I/L ST
Segment Driver07.
RE3/SEG08 37 40 29 I/L ST
Segment Driver08.
RE4/SEG09 38 41 30 I/L ST
Segment Driver09.
RE5/SEG10 39 42 31 I/L ST
Segment Driver10.
RE6/SEG11 40 43 32 I/L ST
Segment Driver11.
RE7/SEG27 - 36 - I/L ST
Segment Driver27 (Not available on 64-pin devices).
PORTF is a digital input or LCD Segment Driver port.
RF0/SEG12 41 44 33 I/L ST
Segment Driver12.
RF1/SEG13 42 45 34 I/L ST
Segment Driver13.
RF2/SEG14 43 46 35 I/L ST
Segment Driver14.
RF3/SEG15 44 47 36 I/L ST
Segment Driver15.
RF4/SEG16 45 48 37 I/L ST
Segment Driver16.
RF5/SEG17 46 49 38 I/L ST
Segment Driver17.
RF6/SEG18 47 50 39 I/L ST
Segment Driver18.
RF7/SEG19 48 51 40 I/L ST
Segment Driver19.
PORTG is a digital input or LCD Segment Driver port.
RG0/SEG20 49 53 41 I/L ST
Segment Driver20.
RG1/SEG21 50 54 42 I/L ST
Segment Driver21.
RG2/SEG22 51 55 43 I/L ST
Segment Driver22.
RG3/SEG23 52 56 44 I/L ST
Segment Driver23.
RG4/SEG24 53 57 45 I/L ST
Segment Driver24.
RG5/SEG25 54 58 46 I/L ST
Segment Driver25.
RG6/SEG26 55 59 47 I/L ST
Segment Driver26.
RG7/SEG28 — 52 — I/L ST
Segment Driver28 (Not available on 64-pin devices).
VLCDADJ 28 30 20 P LCD Voltage Generation.
A
VDD — 21 — P Analog Power (PIC16C924 only).
VDD — 21 — P Power (PIC16C923 only).
VLCD1 27 29 19 P LCD Voltage.
VLCD2 18 19 10 P — LCD Voltage.
TABLE 3-1: PIC16C9XX PINOUT DESCRIPTION (Cont.’d)
Pin Name
DIP
Pin#
PLCC
Pin#
TQFP
Pin#
Pin
Type
Buffer
Type
Description
Legend: I = input O = output P = power L = LCD Driver
— = Not used TTL = TTL input ST = Schmitt Trigger input