Specification of ProGate cable. (For ProGate HW 4 Generation)
1. Port pin map
Port of ProGate cable is 9Pin D-sub. (Below is in-side view of cable and out-side view of ProGate)
|1||UART(PG Tx)||Uart's tx of ProGate|
|6||UART(PG Rx)||Uart's rx of ProGate|
|2||Rx(Line-in)||ProGate's line-in. (* Notice : Max volt is 5V.)|
|7||PTT-IN||This is for PTT-IN signal(High or Low). (* Notice : Max volt is 5V.)|
|3||Tx||ProGate's right speaker|
|4||PTT-OUT switch||When PTT out is on, PTT-OUT and Base are linked.|
|9||Base||Base line of PTT-OUT switch|
|5||PTT-OUT||When PTT is locked from server, this pin is on(High or Low). High is 3V.|
2. Inside of ProGate
3. PTT-OUT switch operation
ProGate has a switch for PTT out. In normal status, PTT-OUT switch is unlinked. But if PTT out is on, PTT-OUT switch and Base are linked.
PTT out switch is similar with a physical PTT button. Developer can make a situation PTT button pressed by using PTT out switch.