NDS Radiance G3, Руководство пользователя

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19
General Purpose Input and Output (GPIO)
Swap:
Closing the Swap Pin to GND swaps the position and size of the Primary and Secondary images. See page 8 for
details.
PIP Size:
The size of Secondary image increases each time the PIP Size is connected to GND. See page 8 for details.
Record Indicator:
The Record Indicator is displayed while a contact closure to the GND is present, the indicator is removed when the
contact is opened. The Record Indicator is displayed in the monitor’s top left corner.
Pin Name Description
1 Swap Swap P & S inputs
2 P.S. PIP Size.
3 R.I. Record Indicator.
4 GND Common Ground
GPIO
Mating connector:
RJH 4 pin
Telephone Handset
Serial Control
Pin Name Description
1 NC No Connection
2 RXD No Connection
3 TXD Flash, and Serial Control Tx
4 NC No Connection
5 GND Ground
6 NC No Connection
7 NC No Connection
8 NC No Connection
9 RXD Flash Upgrade and Serial Control Rx
Note:
Flash Upgrade Cable part number: 35Z0047
is available from NDS.
Pin Name Description
1 VCC +5 VDC
2 D- Data -
3 D+ Data +
X ID N/C
4 GND Ground
USB
Connector
24 VDC connector
1 2 3
GND GND
+ 24
VDC