• @Gordon getting there
    0,1 - 0,2 - 0,3 - 1,3 - 2,3 work
    0,2 & 1,2 cause
    Uncaught Error: Invalid differential channelSpec 1,2
    at line 13 col 102
    ...channelSpec " + channelSpec);

  • According to datasheet not all differential combinations are supported by the Mux, that's why there is this error message (reason: no point to support ). It follows same pattern as gain. The supported MUX combinations are exactly what @LawrenceGrif experiences: 0,1 - 0,3 - 1,3 - 2,3 as defined per data sheet.

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