DXP2 pin in MAX6639 not connected
In MAX6639 manual [1] page 5: "DXP1, DXP2 Do not leave unconnected; connect to DXN if no remote diode is used."
[1] - https://datasheets.maximintegrated.com/en/ds/MAX6639-MAX6639F.pdf
In MAX6639 manual [1] page 5: "DXP1, DXP2 Do not leave unconnected; connect to DXN if no remote diode is used."
[1] - https://datasheets.maximintegrated.com/en/ds/MAX6639-MAX6639F.pdf