35.6.1 DACxCON

Digital-to-Analog Converter Control Register
Note:
  1. The REFRNG bit only applies to DAC1OUT1/2.
Name: DACxCON
Offset: 0x088C

Bit 76543210 
 ENREFRNGOE[1:0]PSS[1:0] NSS 
Access R/WR/WR/WR/WR/WR/WR/W 
Reset 0000000 

Bit 7 – EN DAC Enable

ValueDescription
1 DAC is enabled
0 DAC is disabled

Bit 6 – REFRNG  Buffer Reference Range Selection(1)

ValueNameDescription
x DACAUTOEN = 0 Automatic ranging enabled; the REFRNG bit is ignored
1 DACAUTOEN = 1 Range optimized for voltages from (VSS + 1.0V) through VDD
0 DACAUTOEN = 1 Range optimized for voltages from VSS through (VDD - 1.0V)

Bits 5:4 – OE[1:0] DAC Output Enable

OE DAC1
11 DAC1OUTx is disabled
10 DAC1OUT2 is enabled on pin RB7 only
01 DAC1OUT1 is enabled on pin RA2 only
00 DAC1OUTx is disabled

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

PSS DAC Positive Reference
11 OPA1OUT
10 FVR Buffer 2
01 VREF+
00 VDD

Bit 0 – NSS DAC Negative Reference Selection

NSS DAC Negative Reference
1 VREF-
0 VSS
The REFRNG bit only applies to DAC1OUT1/2.