Datasheet

 2005-2015 Microchip Technology Inc. DS40001262F-page 167
PIC16F631/677/685/687/689/690
FIGURE 12-9: SEND BREAK CHARACTER SEQUENCE
Write to TXREG
Dummy Write
BRG Output
(Shift Clock)
Start bit
bit 0 bit 1 bit 11
Stop bit
Break
TXIF bit
(Transmit
Interrupt Flag)
TX (pin)
TRMT bit
(Transmit Shift
Empty Flag)
SENDB
(send Break
control bit)
SENDB Sampled Here
Auto Cleared