Cable Information
STM32-DVM Pin | Signal | BCR Pin | Notes |
---|---|---|---|
1 | N/A | ||
2 | ➡️➡️ TX Audio (Flat / 9600 Baud) | 21 | |
3 | ⬅️⬅️ DVM Inhibit (Act. Low) ⬅️⬅️ | 17# | Active Low |
4 | ↔️↔️ RSSI ↔️↔️ | 10# | |
5 | ➡️➡️ PTT ➡️➡️ | 20 | |
6 | ⬅️⬅️ RX Audio (Discriminator) ⬅️⬅️ | 8 | |
7 | N/A | ||
8 | ⬅️⬅️ Ground ➡️➡️ | 25 | |
9 | ⬅️⬅️ +12V ➡️➡️ | 1 |
NOTES:
#optional connection
*Pin 1 can be used to feed power to the STM32-DVM V3 ONLY if an optional 12v buck converter has been installed. DO NOT use on pre-version 3 boards!