PIC18F2331_07 Datasheet, PDF (236/400 Pages) Microchip Technology – 28/40/44-Pin Enhanced Flash Microcontrollers with nanoWatt Technology, High Performance PWM and A/D

PIC18F2331/2431/4331/4431
TABLE 19-5: REGISTERS ASSOCIATED WITH ASYNCHRONOUS 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 000x 0000 000u
PIR1
—
ADIF
RCIF TXIF SSPIF CCP1IF TMR2IF TMR1IF -000 0000 -000 0000
PIE1
—
ADIE
RCIE TXIE SSPIE CCP1IE TMR2IE TMR1IE -000 0000 -000 0000
IPR1
—
ADIP
RCIP TXIP SSPIP CCP1IP TMR2IP TMR1IP -111 1111 -111 1111
RCSTA
SPEN
RX9
SREN CREN ADDEN FERR OERR RX9D 0000 000x 0000 000x
TXREG EUSART Transmit Register
0000 0000 0000 0000
TXSTA
CSRC
TX9
TXEN SYNC SENDB BRGH TRMT TX9D 0000 0010 0000 0010
BAUDCTL
—
RCIDL
—
SCKP BRG16
—
WUE ABDEN -1-1 0-00 -1-1 0-00
SPBRGH EUSART Baud Rate Generator Register High Byte
0000 0000 0000 0000
SPBRG EUSART Baud Rate Generator Register Low Byte
0000 0000 0000 0000
Legend: x = unknown, - = unimplemented, read as ‘0’. Shaded cells are not used for asynchronous transmission.
DS39616C-page 234
Preliminary
© 2007 Microchip Technology Inc.