PIC18F87J11_12 Datasheet, PDF (304/466 Pages) Microchip Technology – 64/80-Pin, High-Performance, 1-Mbit Flash Microcontrollers

PIC18F87J11 FAMILY
FIGURE 21-12: SYNCHRONOUS TRANSMISSION (THROUGH TXEN)
RC7/RX1/DT1 Pin
bit 0
bit 1
bit 2
bit 6
bit 7
RC6/TX1/CK1 Pin
Write to
TXREG1 Reg
TX1IF bit
TRMT bit
TXEN bit
Note: This example is equally applicable to EUSART2 (RG1/TX2/CK2 and RG2/RX2/DT2).
TABLE 21-7: REGISTERS ASSOCIATED WITH SYNCHRONOUS MASTER TRANSMISSION
Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Reset
Values
on Page:
INTCON GIE/GIEH PEIE/GIEL TMR0IE INT0IE RBIE TMR0IF INT0IF RBIF
61
PIR1
PMPIF
ADIF
RC1IF TX1IF SSP1IF CCP1IF TMR2IF TMR1IF
64
PIE1
PMPIE ADIE
RC1IE TX1IE SSP1IE CCP1IE TMR2IE TMR1IE
64
IPR1
PMPIP ADIP
RC1IP TX1IP SSP1IP CCP1IP TMR2IP TMR1IP
64
PIR3
SSP2IF BCL2IF RC2IF TX2IF TMR4IF CCP5IF CCP4IF CCP3IF
64
PIE3
SSP2IE BCL2IE RC2IE TX2IE TMR4IE CCP5IE CCP4IE CCP3IE
64
IPR3
SSP2IP BCL2IP RC2IP TX2IP TMR4IP CCP5IP CCP4IP CCP3IP
64
RCSTAx
SPEN
RX9
SREN CREN ADDEN FERR OERR RX9D
63
TXREGx EUSARTx Transmit Register
63
TXSTAx
CSRC
TX9
TXEN SYNC SENDB BRGH TRMT TX9D
63
BAUDCONx ABDOVF RCIDL RXDTP TXCKP BRG16
—
WUE ABDEN
65
SPBRGHx EUSARTx Baud Rate Generator Register High Byte
65
SPBRGx EUSARTx Baud Rate Generator Register Low Byte
65
Legend: — = unimplemented, read as ‘0’. Shaded cells are not used for synchronous master transmission.
DS39778E-page 304
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