JAJSJY6 december 2020 DAC43701 , DAC53701
PRODUCTION DATA
To read any register the following command sequence must be used:
An alternative reading method allows for reading back the value of the last register written. The sequence is a start or repeated start with the slave address and the R/ W bit set to 1, and the two bytes of the last register are read out.
The broadcast address cannot be used for reading.
S | MSB | … | R/ W (0) | ACK | MSB | … | LSB | ACK | Sr | MSB | … | R/ W (1) | ACK | MSB | … | LSB | ACK | MSB | … | LSB | ACK |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ADDRESS BYTE Section 8.5.2.1 |
COMMAND BYTE Section 8.5.2.2 |
Sr | ADDRESS BYTE Section 8.5.2.1 |
MSDB | LSDB | ||||||||||||||||
From Master | Slave | From Master | Slave | From Master | Slave | From Slave | Master | From Slave | Master |