PIC12F1822T-I/SL View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

PIC12F1822T-I/SL

8/14-Pin Flash Microcontrollers with nanoWatt XLP Technology

Microchip Technology 

PIC12F/LF1822/16F/LF1823

FIGURE 25-10: SYNCHRONOUS TRANSMISSION

RX/DT

pin

TX/CK pin

(SCKP = 0)

bit 0

bit 1

bit 2

bit 7

Word 1

TX/CK pin

(SCKP = 1)

Write to

TXREG Reg

TXIF bit

(Interrupt Flag)

TRMT bit

Write Word 1

Write Word 2

bit 0

bit 1

Word 2

TXEN bit ‘1’

Note:

Sync Master mode, SPBRGL = 0, continuous transmission of two 8-bit words.

FIGURE 25-11: SYNCHRONOUS TRANSMISSION (THROUGH TXEN)

RX/DT pin

bit 0

bit 1

bit 2

bit 6

TX/CK pin

Write to

TXREG reg

TXIF bit

bit 7

‘1’

bit 7

TRMT bit

TXEN bit

TABLE 25-7: SUMMARY OF REGISTERS ASSOCIATED WITH SYNCHRONOUS MASTER

TRANSMISSION

Name

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

Register

on Page

BAUDCON

ABDOVF RCIDL

—

SCKP

BRG16

—

WUE

ABDEN

INTCON

GIE

PEIE

TMR0IE

INTE

IOCIE TMR0IF

INTF

IOCIF

PIE1

TMR1GIE ADIE

RCIE

TXIE

SSP1IE CCP1IE TMR2IE TMR1IE

PIR1

TMR1GIF ADIF

RCIF

TXIF

SSP1IF CCP1IF TMR2IF TMR1IF

RCSTA

SPEN

RX9

SREN

CREN ADDEN FERR

OERR

RX9D

SPBRGL

BRG7

BRG6

BRG5

BRG4

BRG3

BRG2

BRG1

BRG0

SPBRGH

TRISC(1)

BRG15

—

BRG14

—

BRG13

TRISC5

BRG12

TRISC4

BRG11

TRISC3

BRG10

TRISC2

BRG9

TRISC1

BRG8

TRISC0

TXREG

EUSART Transmit Data Register

TXSTA

CSRC

TX9

TXEN

SYNC SENDB BRGH

TRMT

TX9D

Legend:

*

Note 1:

— = unimplemented location, read as ‘0’. Shaded cells are not used for Synchronous Master Transmission.

Page provides register information.

PIC16F/LF1823 only.

290

89

90

92

289

291*

291*

125

281*

288

 2010 Microchip Technology Inc.

Preliminary

DS41413A-page 301

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