JMRI: CBUS® Command Station Monitor
Author: Steve Young
Keywords: JMRI CBUS Command station throttle session monitor cancmd

# JMRI : CBUS Command Station Monitor

Main Table - Monitoring train sessions.

### Top Menu Items

Stop All Button - This is different to the JMRI throttle stop all in that this sends a system-wide stop, not just to JMRI throttles.

Track Power Button - On / Off / Unknown

Session Columns Dropdown - Choose which columns to display in table

## Main Table - Train List

Every train heard on the network will be added to the table, there is one row per loco.

Train speed and direction, function status etc. are updated in real time according to the latest instruction by a JMRI throttle, MERG CANCAB throttle controller, or CBUS connected Command Station.

### Train Session columns :

- Session Number as determined by command station
- Loco address ID
- E-Stop Button - Stops individual loco, only available if session is active.
- Long Address true / false flag
- Speed (Commanded)
- Direction ( loco )
- Functions - If a loco function is on, the function number will display.
- Speed Steps ( System defaults to 128 )
- Consist ID
- Flags
- Release - Releases any JMRI Throttles for the session, only available when JMRI has active Throttles for this session.
- Throttle - Launches a new JMRI Throttle for the session address.

### Supported Operation Codes

Sent by the Command Station Monitor

- QLOC
- RSTAT
- ESTOP
- RTON
- RTOF

Listeners for message sent, either by JMRI itself or external to JMRI

- PLOC
- RLOC
- DSPD
- KLOC
- DKEEP ( if session not on table sends a QLOC )
- STAT ( Used to determine if command station is capable of CBUS protocol 8a )
- GLOC
- ERR
- STMOD
- DFUN
- DFNON
- DFNOF
- PCON
- KCON
- DFLG
- ESTOP
- RTON
- RTOF
- TON
- TOF

### JMRI Help

The Cab Signalling tool previously within this monitor has been relocated to the dedicated JMRI Cab Signal.

You can view this help page within JMRI by selecting Help > Window Help in the top bar of the CBUS Command Station Monitor.

Main JMRI CBUS Help page.

CBUS® is a registered trade mark of Dr Michael Bolton