PIC18F6X2X Datasheet, PDF (232/386 Pages) Microchip Technology – 64/80-Pin High Performance, 64-Kbyte Enhanced FLASH Microcontrollers with A/D

PIC18F6X2X/8X2X
FIGURE 19-11: SYNCHRONOUS TRANSMISSION (THROUGH TXEN)
RC7/RX1/DT1 pin
bit 0
bit 1
bit 2
bit 6
bit 7
RC6/TX1/CK1 pin
Write to
TXREGx reg
TXIF bit
TRMT bit
TXEN bit
TABLE 19-7: REGISTERS ASSOCIATED WITH SYNCHRONOUS MASTER TRANSMISSION
Name
Bit 7
Bit 6
Bit 5 Bit 4 Bit 3
Bit 2
Bit 1
Bit 0
Value on
POR, BOR
Value on
all other
RESETS
INTCON GIE/GIEH PEIE/GIEL TMR0IE INT0IE RBIE TMR0IF INT0IF RBIF 0000 0000 0000 0000
PIR1
—
ADIF
RCIF TXIF
— CCP1IF TMR2IF TMR1IF 0000 0000 0000 0000
PIE1
—
ADIE
RCIE TXIE
— CCP1IE TMR2IE TMR1IE 0000 0000 0000 0000
IPR1
—
ADIP
RCIP TXIP
— CCP1IP TMR2IP TMR1IP 1111 1111 1111 1111
RCSTAx
SPEN
RX9
SREN CREN ADDEN FERR OERR RX9D 0000 000x 0000 000x
TXREGx USART Transmit Register
0000 0000 0000 0000
TXSTAx
CSRC
TX9
TXEN SYNC SENDB BRGH TRMT TX9D 0000 0010 0000 0010
BAUDCONx —
RCIDL
—
SCKP BRG16
—
WUE ABDEN -1-0 0-00 -1-0 0-00
SPBRGHx Baud Rate Generator Register, High Byte
0000 0000 0000 0000
SPBRGx Baud Rate Generator Register, Low Byte
0000 0000 0000 0000
Legend: x = unknown, - = unimplemented, read as ‘0’. Shaded cells are not used for synchronous master transmission.
DS39612A-page 230
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