DS90UH925Q Datasheet, PDF (30/47 Pages) Texas Instruments – 720p 24-bit Color FPD-Link III Serializer with HDCP

DS90UH925Q
ADD
(dec)
14
15
ADD
(hex)
0x0E
Register
Name
GPIO2 and
GPIO1
Configurations
0x0F GPO_REG4
and GPIO3
Configurations
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
(hex)
0x0
0x00
Function Description
GPIO2
Output
Value
Local GPIO output value
This value is output on the GPIO pin when the
GPIO function is enabled, the local GPIO direction
is Output, and remote GPIO control is disabled.
GPIO2
Remote
Enable
Remote GPIO control
1: Enable GPIO control from remote Deserializer.
The GPIO pin will be an output, and the value is
received from the remote Deserializer.
0: Disable GPIO control from remote Deserializer.
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 pin when the
GPIO function is enabled, the local GPIO direction
is Output, and remote GPIO control is disabled.
GPIO1
Remote
Enable
Remote GPIO control
1: Enable GPIO control from remote Deserializer.
The GPIO pin will be an output, and the value is
received from the remote Deserializer.
0: Disable GPIO control from remote Deserializer.
GPIO1
Direction
Local GPIO Direction
1: Input
0: Output
GPIO1
Enable
GPIO function enable
1: Enable GPIO operation
0: Enable normal operation
GPO_RE Local GPO_REG4 output value
G4 Output This value is output on the GPO pin when the GPO
Value
function is enabled.
(The local GPO direction is Output, and remote
GPO control is disabled)
Reserved
GPO_RE GPO_REG4 function enable
G4 Enable 1: Enable GPO operation
0: Enable normal operation
GPIO3
Output
Value
Local GPIO output value
This value is output on the GPIO pin when the
GPIO function is enabled, the local GPIO direction
is Output, and remote GPIO control is disabled.
GPIO3
Remote
Enable
Remote GPIO control
1: Enable GPIO control from remote Deserializer.
The GPIO pin will be an output, and the value is
received from the remote Deserializer.
0: Disable GPIO control from remote Deserializer.
GPIO3
Direction
Local GPIO Direction
1: Input
0: Output
GPIO3
Enable
GPIO function enable
1: Enable GPIO operation
0: Enable normal operation
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