Sferalabs Iono Pi Max v2 3+ Lite User Manual page 50

ANALOG INPUTS
ADDR
15 14 13
69 AT2
70
Register 69
Bit 0 EN: analog converter control
0 = disabled (power off)
1 = enabled (default)
Bit 1 HSF: high speed filter for AV/AI inputs
0 = disabled (default)
1 = enabled
Bit 4...7 AVx: AV input mode
0 = unipolar (default)
1 = bipolar
Bit 8...11 AIx: AI input mode
0 = unipolar (default)
1 = bipolar
Bit 13-12, ATx: AT input mode
15-14 0 = disabled (default)
1 = enabled as Pt100 sensor input
2 = enabled as Pt1000 sensor input
Register 70 (FW >= 1.3)
Bit 0...3 AVxE: AV input control
0 = disabled
1 = enabled (default)
Bit 4...7 AIxE: AI input control
0 = disabled
1 = enabled (default)
50
BYTE 1
12 11 10 9
AT1 AI4 AI3 AI2
8 7 6 5
AI1 AV4 AV3 AV2
AI4E AI3E AI2E
BYTE 0
4 3 2 1
AV1 HSF
AI1E AV4E AV3E AV2E
Iono Pi Max User Guide
R/W
0
EN R/W
AV1E R/W