adt7420ucpz-rl7 Analog Devices, Inc., adt7420ucpz-rl7 Datasheet - Page 18

• Manufacturer Part Number: adt7420ucpz-rl7
• Manufacturer: Analog Devices, Inc.

ADT7420
RESET
To reset the ADT7420 without having to reset the entire I
an explicit reset command is provided. This uses a particular
address pointer word as a command word to reset the part and
upload all default settings. The ADT7420 does not respond to
the I
values upload for approximately 200 μs.
The reset command address word is 0x2F.
2
C bus commands (do not acknowledge) during the default
2
C bus,
Rev. PrB | Page 18 of 24
GENERAL CALL
When a master issues a slave address consisting of seven 0s with
the eighth bit (R/ W bit) set to 0, this is known as the general call
address. The general call address is for addressing every device
connected to the I
and reads in the following data byte.
If the second byte is 0x06, the ADT7420 is reset, completely
uploading all default values. The ADT7420 does not respond
to the I
default values upload for approximately 200 μs.
The ADT7420 does not acknowledge any other general call
commands.
2
C bus commands (do not acknowledge) while the
2
C bus. The ADT7420 acknowledges this address
Preliminary Technical Data