PIC12F1840 View Datasheet(PDF) - Microchip Technology
Part Name
Description
Manufacturer
PIC12F1840 Datasheet PDF : 410 Pages
| |||
PIC12(L)F1840
TABLE 1-2: PIC12(L)F1840 PINOUT DESCRIPTION
Name
Function
Input Output
Type Type
Description
RA0/AN0/CPS0/C1IN+/
DACOUT/TX/CK/SDO/
SS(1)/P1B/MDOUT/ICSPDAT/
ICDDAT
RA0
AN0
CPS0
C1IN+
TTL CMOS General purpose I/O.
AN
— ADC Channel 0 input.
AN
— Capacitive sensing input 0.
AN
— Comparator C1 positive input.
DACOUT —
AN Digital-to-Analog Converter output.
TX
— CMOS USART asynchronous transmit.
CK
ST CMOS USART synchronous clock.
SDO
— CMOS SPI data output.
SS
ST
— Slave Select input.
P1B
— CMOS PWM output.
MDOUT — CMOS Modulator output.
ICSPDAT ST CMOS ICSP™ Data I/O.
RA1/AN1/CPS1/VREF/C1IN0-/
SRI/RX/DT/SCL/SCK/
MDMIN/ICSPCLK/ICDCLK
RA1
AN1
CPS1
TTL CMOS General purpose I/O.
AN
— ADC Channel 1 input.
AN
— Capacitive sensing input 1.
VREF
AN
— ADC and DAC Positive Voltage Reference input.
C1IN0- AN
— Comparator C1 negative input.
SRI
ST
— SR Latch input.
RX
ST
— USART asynchronous input.
DT
ST CMOS USART synchronous data.
SCL
I2C™ OD I2C™ clock.
SCK
ST CMOS SPI clock.
MDMIN ST
— Modulator source input.
ICSPCLK ST
— Serial Programming Clock.
RA2/AN2/CPS2/C1OUT/SRQ/
T0CKI/CCP1/P1A/FLT0/
SDA/SDI/INT/MDCIN1
RA2
AN2
CPS2
ST CMOS General purpose I/O.
AN
— ADC Channel 2 input.
AN
— Capacitive sensing input 2.
C1OUT — CMOS Comparator C1 output.
SRQ
— CMOS SR Latch non-inverting output.
T0CKI
ST
— Timer0 clock input.
CCP1
ST CMOS Capture/Compare/PWM 1.
P1A
— CMOS PWM output.
FLT0
SDA
ST
I2C™
— ECCP Auto-Shutdown Fault input.
OD I2C™ data input/output.
SDI CMOS — SPI data input.
INT
ST
— External interrupt.
RA3/SS/T1G(1)/VPP/MCLR
MDCIN1 ST
RA3
TTL
— Modulator Carrier Input 1.
— General purpose input.
SS
ST
— Slave Select input.
T1G
ST
— Timer1 Gate input.
VPP
HV
— Programming voltage.
MCLR
ST
— Master Clear with internal pull-up.
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: Alternate pin function selected with the APFCON (Register 12-1) register.
2011-2012 Microchip Technology Inc.
DS41441C-page 9
Share Link: 