Waveform Baseline Correction

• SDB Device ID 0xc32e925e

Register Map

address space 0x000 - 0x1FF

• 00h - Identification c32e925e, 32 bits, RO static

• 02h - Control, R/W

  • [0] - reset

• 03h - Lock, R/W

  • [0] - 1: lock, 0: continuous update

• 04h - Number of channels, RO static

• 05h - Common baseline offset, 16 bits signed, R/W (since ver 1.1)

• 08h - Input raw data array address, RO static

• 09h - Static Offset Compensation array address, RO static

• 0Ah - BLC Settings array address, RO static

• 0Bh - BLC Low Threshold array address, RO static

• 0Ch - BLC Hight Threshold array address, RO static

Arrays of Channel Registers

• Input raw data, 16 bits signed, RO

• Static Offset Compensation, 16 bits signed, R/W

• BLC Settings, R/W

  • [4..0] - MAF width (0: 1 sample, 0x1F: 32 samples)
  • [10:8] - MAF roundoff, number of bits to truncate, 0..7
  • [13:12] - output select (0: bypass, 1: BLC output, 2: debug, 3: MAF output)
  • [14] - Signal Polarity (0: positive, 1: negative)
  • [15] - BLC enable (0: bypass, 1: enable)

• BLC Low Threshold, 16 bits signed, R/W

• BLC High Threshold, 16 bits signed, R/W

SDB