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3
Building a cable to interface the RLC-1 to the RLC-ICM interface
The cable used to communicate with the RLC-ICM consists of 2 cables summed into a single
connector that connects to the interface.
Cable 1 is the audio cable
Cable 2 is the serial data cable, DB-25
Pin 1
Ground Pin 9
Pin 2
Reset Pin 1
Pin 2
No Connect
Pin 3
Clock Pin 4
Pin 3
PTT Pin 8
Pin 15 Data Pin 3
Pin 4
Audio Out Pin 5
Pin 5
Audio In Pin 6 *
Pin 6
No Connect
Pin 7
COR Pin 7
Pin 8
No Connect
Pin 9
No Connect
* Audio is discriminator audio. User must install appropriate audio de-emphasis jumper.
The female DB-9 on the RLC-ICM is used to pass data into the interface. The above tables
'bold' typeface indicates what connections are made to this connector. Pin #2 will not be
connected on this connector. The COR output from the RLC-ICM is low when active. All
other signals can be interfaced without any special consideration.
Building a cable to interface the RLC-2 to the RLC-ICM interface
The cable used to communicate with the RLC-ICM consists of 2 cables summed into a single
connector that connects to the interface.
Cable 1 is the audio cable
Cable 2 is the serial data cable
Pin 1
Ground Pin 9
Pin 1
No Connect
Pin 2
No Connect
Pin 2
Clock Pin 4
Pin 3
PTT Pin 8
Pin 3
Reset Pin 1
Pin 4
Audio Out Pin 5
Pin 4
No Connect
Pin 5
Audio In Pin 6 *
Pin 5
No Connect
Pin 6
No Connect
Pin 6
Data Pin 3
Pin 7
COR Pin 7
Pin 7
No Connect
Pin 8
No Connect
Pin 8
No Connect
Pin 9
No Connect
Pin 9
No Connect
* Audio is discriminator audio. User must install appropriate audio de-emphasis jumper.
The female DB-9 on the RLC-ICM is used to pass data into the interface. The above tables
'bold' typeface indicates what connections are made to this connector. Pin #2 will not be
connected on this connector. The COR output from the RLC-ICM is low when active. All
other signals can be interfaced without any special consideration.
Содержание IC-900
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