Datasheet

 2010-2012 Microchip Technology Inc. DS41419D-page 321
PIC16(L)F1824/1828
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 — — 122
BAUDCON
ABDOVF RCIDL — SCKP BRG16 — WUE ABDEN
310
INTCON GIE PEIE
TMR0IE INTE IOCIE TMR0IF INTF IOCIF
93
PIE1
TMR1GIE ADIE RCIE TXIE SSP1IE CCP1IE TMR2IE TMR1IE
94
PIR1
TMR1GIF ADIF RCIF TXIF SSP1IF CCP1IF TMR2IF TMR1IF
97
RCSTA SPEN
RX9 SREN CREN ADDEN FERR OERR RX9D
309
SPBRGL
BRG7 BRG6 BRG5 BRG4 BRG3 BRG2 BRG1 BRG0 311*
SPBRGH
BRG15 BRG14 BRG13 BRG12 BRG11 BRG10 BRG9 BRG8 311*
TXREG
EUSART Transmit Data Register
301*
TXSTA CSRC TX9 TXEN SYNC SENDB BRGH TRMT TX9D
308
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