ADP1046-100-EVALZ AD [Analog Devices], ADP1046-100-EVALZ Datasheet - Page 40

• Manufacturer Part Number: ADP1046-100-EVALZ
• Description: Digital Controller for Isolated
• Manufacturer: AD [Analog Devices]

ADP1046
Invalid or Unsupported Command Code
If an invalid or unsupported command code is sent to the
I
and responds as follows:
•
•
Reserved Bits
Accesses to reserved bits are not a fault. Writes to reserved bits
are ignored, and reads from reserved bits return undefined data.
2
C slave, the I
NACKs the illegal/unsupported command byte and data
bytes
Flushes and ignores the received command and data
2
C slave considers this a data content fault
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Write to Read-Only Commands
If a host performs a write to a read-only command, the I
considers this a data content fault and responds as follows:
•
•
Note that this is the same error described in the Host Sends Too
Many Bytes section.
Read from Write-Only Commands
If a host performs a read from a write-only command, the I
slave considers this a data content fault and send all 1s (0xFF) as
long as the host continues to request data.
Note that this is the same error described in the Host Reads Too
Many Bytes section.
NACKs all unexpected data bytes as they are received
Flushes and ignores the received command and data
Data Sheet
2
C slave
2
C