PIC16F1946 Datasheet, PDF (14/440 Pages) Microchip Technology – 64-Pin Flash-Based, 8-Bit CMOS Microcontrollers with LCD Driver and nanoWatt XLP Technology

PIC16F/LF1946/47
TABLE 1-2: PIC16F/LF1946/47 PINOUT DESCRIPTION (CONTINUED)
Name
Function
Input Output
Type Type
Description
RB2/SEG9
RB2
TTL CMOS General purpose I/O. Individually controlled interrupt-on-change.
Individually enabled pull-up.
SEG9
—
AN LCD Analog output.
RB3/SEG10
RB3
TTL CMOS General purpose I/O. Individually controlled interrupt-on-change.
Individually enabled pull-up.
SEG10
—
AN LCD Analog output.
RB4/SEG11
RB4
TTL CMOS General purpose I/O. Individually controlled interrupt-on-change.
Individually enabled pull-up.
SEG11
—
AN LCD Analog output.
RB5/T1G/SEG29
RB5
TTL CMOS General purpose I/O. Individually controlled interrupt-on-change.
Individually enabled pull-up.
T1G
ST
— Timer1 Gate input.
SEG29
—
AN LCD Analog output.
RB6/ICSPCLK/ICDCLK/SEG38
RB6
TTL CMOS General purpose I/O. Individually controlled interrupt-on-change.
Individually enabled pull-up.
ICSPCLK ST
— Serial Programming Clock.
ICDCLK ST
— In-Circuit Debug Clock.
SEG38
—
AN LCD Analog output.
RB7/ICSPDAT/ICDDAT/SEG39
RB7
TTL CMOS General purpose I/O. Individually controlled interrupt-on-change.
Individually enabled pull-up.
ICSPDAT ST CMOS ICSP™ Data I/O.
ICDDAT ST CMOS In-Circuit Data I/O.
SEG39
—
AN LCD Analog output.
RC0/T1OSO/T1CKI/SEG40
RC0
ST CMOS General purpose I/O.
T1OSO XTAL XTAL Timer1 oscillator connection.
T1CKI
ST
— Timer1 clock input.
RC1/T1OSI/P2A⁽¹⁾/CCP2⁽¹⁾/
SEG32
SEG40
RC1
T1OSI
—
ST
XTAL
AN LCD Analog output.
CMOS General purpose I/O.
XTAL Timer1 oscillator connection.
P2A
— CMOS PWM output.
CCP2
ST CMOS Capture/Compare/PWM2.
SEG32
—
AN LCD Analog output.
RC2/CCP1/P1A/SEG13
RC2
ST CMOS General purpose I/O.
CCP1
ST CMOS Capture/Compare/PWM1.
P1A
— CMOS PWM output.
SEG13
—
AN LCD Analog output.
RC3/SCK/SCL/SEG17
RC3
ST CMOS General purpose I/O.
SCK
SCL
ST CMOS SPI clock.
I²C
OD I²C™ clock.
SEG17
—
AN LCD Analog output.
RC4/SDI1/SDA1/SEG16
RC4
ST CMOS General purpose I/O.
SDI1
ST
— SPI data input.
SDA1
I²C
OD I²C™ data input/output.
SEG16
—
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 12
Preliminary
 2010 Microchip Technology Inc.