Datasheet

 2010-2015 Microchip Technology Inc. DS40001419F-page 307
PIC16(L)F1824/8
FIGURE 26-10: SYNCHRONOUS TRANSMISSION
FIGURE 26-11: SYNCHRONOUS TRANSMISSION (THROUGH TXEN)
TABLE 26-7: 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
APFCON0 RXDTSEL
SDOSEL
(1)
SSSEL
(1)
— T1GSEL TXCKSEL — — 117
BAUDCON
ABDOVF RCIDL — SCKP BRG16 — WUE ABDEN
296
INTCON GIE PEIE
TMR0IE INTE IOCIE TMR0IF INTF IOCIF
89
PIE1
TMR1GIE ADIE RCIE TXIE SSP1IE CCP1IE TMR2IE TMR1IE
90
PIR1
TMR1GIF ADIF RCIF TXIF SSP1IF CCP1IF TMR2IF TMR1IF
93
RCSTA SPEN
RX9 SREN CREN ADDEN FERR OERR RX9D
295
SPBRGL
BRG7 BRG6 BRG5 BRG4 BRG3 BRG2 BRG1 BRG0 297*
SPBRGH
BRG15 BRG14 BRG13 BRG12 BRG11 BRG10 BRG9 BRG8 297*
TXREG
EUSART Transmit Data Register
287*
TXSTA CSRC TX9 TXEN SYNC SENDB BRGH TRMT TX9D
294
Legend: — = unimplemented location, read as ‘0’. Shaded cells are not used for synchronous master transmission.
* Page provides register information.
Note 1: PIC16(L)F1824 only.
bit 0 bit 1 bit 7
Word 1
bit 2 bit 0 bit 1 bit 7
RX/DT
Write to
TXREG Reg
TXIF bit
(Interrupt Flag)
TXEN bit
‘1’ ‘1’
Word 2
TRMT bit
Write Word 1
Write Word 2
Note: Sync Master mode, SPBRGL = 0, continuous transmission of two 8-bit words.
pin
TX/CK pin
TX/CK pin
(SCKP = 0)
(SCKP = 1)
RX/DT pin
TX/CK pin
Write to
TXREG reg
TXIF bit
TRMT bit
bit 0
bit 1
bit 2
bit 6 bit 7
TXEN bit