This is the calibration program to be used with the MMDVM. It is started by
adding the serial port onto the command line. On Windows the serial port must be
prefixed with \.\ as in \.\COM4 to be valid. Once started the program takes
the following commands:
| Command | Description |
|---|---|
| H/h | Display help |
| I | Toggle transmit inversion |
| i | Toggle receive inversion |
| O | Increase TX DC offset level |
| o | Decrease TX DC offset level |
| C | Increase RX DC offset level |
| c | Decrease RX DC offset level |
| P/p | Toggle PTT inversion |
| Q/q | Quit |
| R | Increase receive level |
| r | Decrease receive level |
| T | Increase transmit level |
| t | Decrease transmit level |
| D | Set DMR Deviation Mode. Generates a 1.2Khz Sinewave. Set radio for 2.75 Khz Deviation |
| L/l | DMR Low Frequency Mode (80 Hz square wave) |
| A | DMR BS 1031 Hz Test Pattern (TS2 CC1 ID1 TG9) |
| M/m | DMR MS 1031 Hz Test Pattern (CC1 ID1 TG9) |
| a | P25 1011 Hz Test Pattern (NAC293 ID1 TG1) |
| d | D-Star mode |
| S/s | RSSI Mode |
| V/v | Display version of MMDVMCal |
| <space> | Toggle transmit |