UxCON1

UxCON1

UART Control Register 1

Note:

1.This bit is read-only in LIN, DMX and DALI modes.

0x1BA,0x1CE 8 1,2 x

UxCON1

Bit	7	6	5	4	3	2	1	0
	ON			WUE	RXBIMD		BRKOVR	SENDB
Access	R/W			R/W/HC	R/W		R/W	R/W/HC
Reset	0			0	0		0	0

Bit 7 – ON: Serial Port Enable

Serial Port Enable

Value	Description
1	Serial port enabled
0	Serial port disabled (held in Reset)

Bit 4 – WUE: Wake-Up Enable

Wake-Up Enable

Value	Description
1	Receiver is waiting for falling RX input edge which will set the UxIF bit. Cleared by hardware on wake-up event. Also requires the UxIE bit of PIEx to enable wake.
0	Receiver operates normally

Bit 3 – RXBIMD: Receive Break Interrupt Mode Select

Receive Break Interrupt Mode Select

Value	Description
1	Set RXBKIF immediately when RX in has been low for the minimum Break time
0	Set RXBKIF on rising RX input after RX in has been low for the minimum Break time

Bit 1 – BRKOVR: Send Break Software Override

Send Break Software Override

Value	Description
1	TX output is forced to non-Idle state
0	TX output is driven by transmit shift register

Bit 0 – SENDB: Send Break Control(1)

Send Break Control⁽¹⁾

Value	Description
1	Output Break upon UxTXB write. Written byte follows Break. Bit is cleared by hardware.
0	Break transmission completed or disabled