PIC16LF1508 Datasheet, PDF (259/384 Pages) Microchip Technology – 20-Pin Flash, 8-Bit Microcontrollers with nanoWatt XLP Technology

PIC16(L)F1508/9
FIGURE 22-10: SYNCHRONOUS TRANSMISSION
RX/DT
pin
TX/CK pin
(SCKP = 0)
bit 0
bit 1
bit 2
Word 1
TX/CK pin
(SCKP = 1)
Write to
TXREG Reg
TXIF bit
(Interrupt Flag)
Write Word 1
TRMT bit
Write Word 2
bit 7
bit 0
bit 1
Word 2
TXEN bit ^{‘1’}
Note:
Sync Master mode, SPBRGL = 0, continuous transmission of two 8-bit words.
FIGURE 22-11: SYNCHRONOUS TRANSMISSION (THROUGH TXEN)
RX/DT pin
bit 0
bit 1
bit 2
bit 6
TX/CK pin
Write to
TXREG reg
TXIF bit
bit 7
‘1’
bit 7
TRMT bit
TXEN bit
TABLE 22-7: 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
BAUDCON
ABDOVF RCIDL
—
SCKP
BRG16
—
WUE
ABDEN
INTCON
GIE
PEIE
TMR0IE
INTE
IOCIE TMR0IF
INTF
IOCIF
PIE1
TMR1GIE ADIE
RCIE
TXIE
SSP1IE
—
TMR2IE TMR1IE
PIR1
TMR1GIF ADIF
RCIF
TXIF
SSP1IF
—
TMR2IF TMR1IF
RCSTA
SPEN
RX9
SREN
CREN ADDEN FERR
OERR
RX9D
SPBRGL
SPBRGH
BRG<7:0>
BRG<15:8>
TRISC
TRISC7 TRISC6 TRISC5 TRISC4 TRISC3 TRISC2 TRISC1 TRISC0
TXREG
EUSART Transmit Data Register
TXSTA
CSRC
TX9
TXEN
SYNC SENDB BRGH
TRMT
TX9D
Legend: — = unimplemented location, read as ‘0’. Shaded cells are not used for synchronous master transmission.
* Page provides register information.
248
78
79
82
247
249*
249*
122
239*
246
 2011 Microchip Technology Inc.
Preliminary
DS41609A-page 259