42.5.1 DACxCON

Digital-to-Analog Converter Control Register

Name:	DACxCON
Address:	0x7F


Bit	7	6	5	4	3	2	1	0
	EN		OE[1:0]		PSS[1:0]			NSS
Access	R/W		R/W	R/W	R/W	R/W		R/W
Reset	0		0	0	0	0		0

Bit 7 – EN DAC Enable

Value	Description
`1`	DAC is enabled
`0`	DAC is disabled

Bits 5:4 – OE[1:0] DAC Output Enable


OE	DAC Outputs
`11`	DACxOUT is disabled
`10`	DACxOUT is enabled on pin RB7 only
`01`	DACxOUT is enabled on pin RA2 only
`00`	DACxOUT is disabled
Note: This device has multiple DACs that share the same output pin. If more than one DAC is enabled simultaneously, the priority for the DACOUT pin is DAC1>DAC2...>DACn.

Bits 3:2 – PSS[1:0] DAC Positive Reference Selection


PSS	DAC Positive Reference
`11`	OPAxOUT⁽¹⁾
`10`	FVR Buffer 2
`01`	V_REF+
`00`	V_DD
Notes: When PSS = `11` for DAC1, the positive reference will be the output of OPA1 (OPA1OUT). Alternatively, when PSS = `11` for DAC2 or DAC3 the positive reference will be the output of OPA2 (OPA2OUT).

Bit 0 – NSS DAC Negative Reference Selection


NSS	DAC Negative Reference
`1`	V_REF-
`0`	V_SS

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