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PIC16F1946 Datasheet, PDF (16/440 Pages) Microchip Technology – 64-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver and nanoWatt XLP Technology
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PIC16F/LF1946/47
TABLE 1-2: PIC16F/LF1946/47 PINOUT DESCRIPTION (CONTINUED)
Name
Function
Input Output
Type Type
Description
RE1/P2C(1)/VLCD2
RE1
ST CMOS General purpose I/O.
P2C
— CMOS PWM output.
RE2/P2B(1)/VLCD3
VLCD2
RE2
AN
— LCD analog input.
ST CMOS General purpose I/O.
P2B
— CMOS PWM output.
RE3/P3C(1)/COM0
VLCD3 AN
RE3
TTL
— LCD analog input.
— General purpose input.
P3C
— CMOS PWM output.
RE4/P3B(1)/COM1
COM0
—
AN LCD Analog output.
RE4
TTL
— General purpose input.
P3B
— CMOS PWM output.
RE5/P1C(1)/COM2
COM1
—
AN LCD Analog output.
RE5
TTL
— General purpose input.
P1C
— CMOS PWM output.
RE6/P1B(1)/COM3
COM2
—
AN LCD Analog output.
RE6
TTL
— General purpose input.
P1B
— CMOS PWM output.
RE7/CCP2(1)/P2A(1)/SEG31
COM3
—
AN LCD Analog output.
RE7
TTL
— General purpose input.
CCP2
ST CMOS Capture/Compare/PWM2.
P2A
— CMOS PWM output.
SEG31
—
AN LCD analog output.
RF0/AN16/CPS16/C12IN0-/
SEG41/VCAP
RF0
AN16
TTL CMOS General purpose I/O.
AN
— A/D Channel 16 input.
CPS16 AN
— Capacitive sensing input 16.
C1IN0- AN
— Comparator C1 negative input.
C2IN0- AN
— Comparator C2 negative input.
SEG41
—
AN LCD Analog output.
VCAP Power Power Filter capacitor for Voltage Regulator.
RF1/AN6/CPS6/C2OUT/SRNQ/
SEG19
RF1
AN6
TTL CMOS General purpose I/O.
AN
— A/D Channel 6 input.
CPS6
AN
— Capacitive sensing input 6.
C2OUT — CMOS Comparator C2 output.
SRNQ
— CMOS SR Latch inverting output.
SEG19
—
AN LCD Analog output.
RF2/AN7/CPS7/C1OUT/SRQ/
SEG20
RF2
TTL CMOS General purpose I/O.
AN7
AN
— A/D Channel 7 input.
CPS7
AN
— Capacitive sensing input 7.
C1OUT — CMOS Comparator C1 output.
SRQ
— CMOS SR Latch non-inverting output.
SEG20
—
AN LCD Analog output.
Legend: AN = Analog input or output CMOS = CMOS compatible input or output
OD = Open Drain
TTL = TTL compatible input ST = Schmitt Trigger input with CMOS levels I2C™ = Schmitt Trigger input with I2C
HV = High Voltage
XTAL = Crystal
levels
Note 1: Pin function is selectable via the APFCON register.
DS41414A-page 14
Preliminary
 2010 Microchip Technology Inc.
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