- calibration control register 
- control register 
- channel 8-bit right-aligned data holding register 
- dual 8-bit right aligned data holding register 
- channel 12-bit left-aligned data holding register 
- dual 12-bit left aligned data holding register 
- channel 12-bit right-aligned data holding register 
- dual 12-bit right-aligned data holding register 
- channel data output register 
- mode control register 
- sample and hold hold time register 
- sample and hold refresh time register 
- sample and hold sample time register 
- status register 
- sawtooth mode register 
- sawtooth register 
- software trigger register