Datasheet

PIC12(L)F1840
DS41441C-page 282  2011-2012 Microchip Technology Inc.
FIGURE 26-12: SYNCHRONOUS RECEPTION (MASTER MODE, SREN)
TABLE 26-8: SUMMARY OF REGISTERS ASSOCIATED WITH SYNCHRONOUS MASTER
RECEPTION
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 269
INTCON GIE PEIE
TMR0IE INTE IOCIE TMR0IF INTF IOCIF 74
PIE1
TMR1GIE ADIE RCIE TXIE SSPIE CCP1IE TMR2IE TMR1IE 75
PIR1
TMR1GIF ADIF RCIF TXIF SSPIF CCP1IF TMR2IF TMR1IF
77
RCREG EUSART Receive Data Register 262*
RCSTA SPEN RX9 SREN CREN
ADDEN FERR OERR RX9D 268
SPBRGL BRG<7:0> 270*
SPBRGH BRG<15:8> 270*
TXSTA
CSRC TX9 TXEN SYNC SENDB BRGH TRMT TX9D 267
Legend: — = unimplemented location, read as ‘0’. Shaded cells are not used for Synchronous Master Reception.
* Page provides register information.
CREN bit
RX/DT
Write to
bit SREN
SREN bit
RCIF bit
(Interrupt)
Read
RCREG
‘0’
bit 0 bit 1 bit 2 bit 3 bit 4 bit 5 bit 6 bit 7
‘0’
Note: Timing diagram demonstrates Sync Master mode with bit SREN = 1 and bit BRGH = 0.
TX/CK pin
TX/CK pin
pin
(SCKP = 0)
(SCKP = 1)