DS90UB926Q Datasheet, PDF (38/57 Pages) Texas Instruments – 5 - 85 MHz 24-bit Color FPD-Link III Deserializer with Bidirectional Control Channel

DS90UB926Q
ADD
(dec)
30
ADD Register
(hex) Name
0x1E GPIO2 and
GPIO1
Config
31 0x1F GPO_REG4
and GPO3
Config
Bit(s)
7
6
5
4
3
2
1
0
7
6:5
4
3
2
1
0
Register
Type
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
Default Function Descriptions
(hex)
0x00
GPIO2
Output
Value
Local GPIO Output Value
This value is output on the GPIO when the GPIO
function is enabled, the local GPIO direction is Output,
and remote GPIO control is disabled.
GPIO2
Remote
Enable
Remote GPIO2 Control
1: Enable GPIO control from remote Serializer. The
GPIO pin will be an output, and the value is received
from the remote Deserializer.
0: Disable GPIO control from remote Serializer.
GPIO2
Direction
Local GPIO Direction
1: Input
0: Output
GPIO2
Enable
GPIO Function Enable
1: Enable GPIO operation
0: Enable normal operation
GPIO1
Output
Value
Local GPIO Output Value
This value is output on the GPIO when the GPIO
function is enabled, the local GPIO direction is Output,
and remote GPIO control is disabled.
GPIO1
Remote
Enable
Remote GPIO1 Control
1: Enable GPIO control from remote Serializer. The
GPIO pin will be an output, and the value is received
from the remote Deserializer.
0: Disable GPIO control from remote Serializer.
GPIO1
Direction
Local GPIO Direction
1: Input
0: Output
GPIO1
Enable
GPIO Function Enable
1: Enable GPIO operation
0: Enable normal operation
0x00
GPO_REG
4 Output
Value
Local GPO_REG4 Output Value
This value is output on the GPO when the GPO
function is enabled, the local GPO direction is Output,
and remote GPO control is disabled.
Reserved
GPO_REG GPO_REG4 Function Enable
4 Enable 1: Enable GPO operation
0: Enable normal operation
GPIO3
Output
Value
Local GPIO Output Value This value is output on the
GPIO when the GPIO function is enabled, the local
GPIO direction is Output, and remote GPIO control is
disabled.
GPIO3
Remote
Enable
Remote GPIO3 Control
1: Enable GPIO control from remote Serializer. The
GPIO pin will be an output, and the value is received
from the remote Deserializer.
0: Disable GPIO control from remote Serializer.
GPIO3
Direction
Local GPIO Direction
1: Input
0: Output
GPIO3
Enable
GPIO Function Enable
1: Enable GPIO operation
0: Enable normal operation
38
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