SNLS708 February 2023 DS90UB638-Q1
PRODUCTION DATA
The I2C Device ID Register field always indicates the current value of the I2C ID. When bit 0 of this register is 0, this field is read-only and shows the strapped ID from device initialization after power on. When bit 0 of this register is 1, this field is read/write and can be used to assign any valid I2C ID address to the deserializer.
BIT | FIELD | TYPE | DEFAULT | DESCRIPTION |
---|---|---|---|---|
7:1 | DEVICE_ID | RW | 0x3D | 7-bit I2C ID of Deserializer. |
0 | DES_ID | RW | 0 | 0: Device ID is from strap 1: Register I2C Device ID overrides strapped value |