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PDF PIC12LF1840 Data sheet ( Hoja de datos )
| Número de pieza | PIC12LF1840 | |
| Descripción | 8-Pin Flash Microcontrollers | |
| Fabricantes | Microchip Technology | |
| Logotipo |  |
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PIC12(L)F1840
Data Sheet
8-Pin Flash Microcontrollers
with nanoWatt XLP Technology
2011 Microchip Technology Inc.
Preliminary
DS41441B
1 page  
FIGURE 1:
8-PIN DIAGRAM FOR PIC12(L)F1840
PDIP, SOIC, DFN
VDD
RX(1)/DT(1)/CCP1(1)/P1A(1)/SRNQ/T1CKI/T1OSI/OSC1/CLKIN/RA5
MDCIN2/T1G(1)/P1B(1)/TX(1)/CK(1)/SDO(1)/CLKR/C1IN1-/T1OSO/CLKOUT/OSC2/CPS3/AN3/RA4
MCLR/VPP/T1G(1)/SS(1)/RA3
1
2
3
4
Note 1: Pin function is selectable via the APFCON register.
8 VSS
7 RA0/AN0/CPS0/C1IN+/DACOUT/TX(1)/CK(1)/SDO(1)/SS(1)/P1B(1)/MDOUT/ICSPDAT
6 RA1/AN1/CPS1/VREF/C1IN0-/SRI/RX(1)/DT(1)/SCL/SCK/MDMIN/ICSPCLK
5 RA2/AN2/CPS2/C1OUT/SRQ/T0CKI/CCP1(1)/P1A(1)/FLT0/SDA/SDI/INT/MDCIN1
TABLE 1: 8-PIN ALLOCATION TABLE (PIC12(L)F1840)
RA0 7 AN0 DACOUT
RA1 6 AN1
VREF
RA2 5 AN2
—
CPS0
CPS1
CPS2
C1IN+
C1IN0-
C1OUT
RA3 4 —
RA4 3 AN3
—
—
—
CPS3
—
C1IN1-
RA5 2 —
—
—
—
VDD
VSS
Note 1:
1—
—
—
—
8—
—
—
—
Pin function is selectable via the APFCON register.
—
SRI
SRQ
—
—
SRNQ
—
—
—
—
T0CKI
T1G(1)
T1G(1)
T1OSO
T1CKI
T1OSI
—
—
P1B(1)
—
CCP1(1)
P1A(1)
FLT0
—
P1B(1)
CCP1(1)
P1A(1)
—
—
TX(1)
CK(1)
RX(1)
DT(1)
—
—
TX(1)
CK(1)
RX(1)
DT(1)
—
—
SDO(1)
SS(1)
SCL
SCK
SDA
SDI
SS(1)
SDO(1)
—
—
—
IOC
MDOUT
Y
ICSPDAT
ICDDAT
IOC
MDMIN
Y
ICSPCLK
ICPCLK
INT/
MDCIN1
Y
IOC
—
IOC — Y MCLR
VPP
IOC
MDCIN2
Y
OSC2
CLKOUT
CLKR
IOC — Y OSC1
CLKIN
—
——
VDD
—
——
VSS
5 Page 
PIC12(L)F1840
TABLE 1-2: PIC12(L)F1840 PINOUT DESCRIPTION
Name
Function
Input Output
Type Type
Description
RA0/AN0/CPS0/C1IN+/
DACOUT/TX(1)/CK(1)/SDO(1)/
SS(1)/P1B(1)/MDOUT/ICSPDAT/
ICDDAT
RA0
AN0
CPS0
C1IN+
TTL CMOS General purpose I/O.
AN — A/D 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(1)/DT(1)/SCL/SCK/
MDMIN/ICSPCLK/ICDCLK
RA1
AN1
CPS1
TTL CMOS General purpose I/O.
AN — A/D Channel 1 input.
AN — Capacitive sensing input 1.
VREF AN — A/D and DAC Positive Voltage Reference input.
C1IN0- AN
— Comparator C1 negative input.
SRI ST — SR Latch input.
RX ST — USART asynchronous input.
DT
SCL
ST CMOS USART synchronous data.
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(1)/P1A(1)/FLT0/
SDA/SDI/INT/MDCIN1
RA2
AN2
CPS2
ST CMOS General purpose I/O.
AN — A/D 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.
MDCIN1 ST
— Modulator Carrier Input 1.
RA3/SS(1)/T1G(1)/VPP/MCLR
RA3 TTL — 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: Pin functions can be assigned to one of two pin locations via software. See APFCON register (Register 12-1).
2011 Microchip Technology Inc.
Preliminary
DS41441B-page 11
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet PIC12LF1840.PDF ] | |
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