At first, a few time ACK was OK, but soon (after transmitted) LM92 does not ACK.
Please let me know 3 point below.
・Is there considered cause?
・When accessing continuously, is the special command needed?
・Is LM92 have NAC (No ACK signal)?
Customer information is below
・Wave form is attached
※1:SDA、2:SCL、3:Vs
・It's connected with EEPROM by a daisy chain.
(EEPROM is no problem)
・Customer connected Pull-up resister:1.5kΩ and 4.7kΩ, same NG.
Best regards,
Satoshi