25.5.4 Control D


Bit	7	6	5	4	3	2	1	0
			PMODE[1:0]		SBMODE	CHSIZE[2:0]
Access			R/W	R/W	R/W	R/W	R/W	R/W
Reset			0	0	0	0	1	1

Bits 5:4 – PMODE[1:0] Parity Mode

This bit field enables and selects the type of parity generation. For more information, refer to the section Parity.

Value	Name	Description
0x00	DISABLED	Disabled
0x01	-	Reserved
0x02	EVEN	Enabled, even parity
0x03	ODD	Enabled, odd parity

Bit 3 – SBMODE Stop Bit Mode

This bit selects the number of Stop bits to be inserted by the transmitter.

Value	Name	Description
0	1BIT	1 Stop bit
1	2BIT	2 Stop bits

Bits 2:0 – CHSIZE[2:0] Character Size

This bit field selects the number of data bits in each frame. Both the receiver and transmitter use the same setting. When the 9-bit character size (9BIT) is selected, the order of which byte to read or write first, low or high byte of RXDATA or TXDATA, can be configured.

Value	Name	Description
0x00	5BIT	5-bit
0x01	6BIT	6-bit
0x02	7BIT	7-bit
0x03	8BIT	8-bit
0x04	-	Reserved
0x05	-	Reserved
0x06	9BITL	9-bit (Low byte first)
0x07	9BITH	9-bit (High byte first)

Name:	CTRLD
Offset:	0x03
Reset:	0x03
Property:	-