ZHCSGT3C August 2017 – January 2023 DS90UB954-Q1
PRODUCTION DATA
RX port specific register. The FPD-Link III Port Select register 0x4C configures which unique RX port registers can be accessed by I2C read and write commands.
BIT | FIELD | TYPE | DEFAULT | DESCRIPTION |
---|---|---|---|---|
7:4 | BC_GPIO3_SEL | R/W | 0x8 | Back channel GPIO3 Select: Determines the data sent on GPIO3 for the port back channel. 0xxx : Pin GPIOx where x is BC_GPIO3_SEL[2:0] 0111 : Reserved 1000 : Constant value of 0 1001 : Constant value of 1 1010 : FrameSync signal 1011 - 1111 : Reserved |
3:0 | BC_GPIO2_SEL | R/W | 0x8 | Back channel GPIO2 Select: Determines the data sent on GPIO2 for the port back channel. 0xxx : Pin GPIOx where x is BC_GPIO2_SEL[2:0] 0111 : Reserved 1000 : Constant value of 0 1001 : Constant value of 1 1010 : FrameSync signal 1011 - 1111 : Reserved |