Prima Support Resources
Here you will find support information for our Prima 32-way accessory decoder.
Prima resources include product information, manuals, tutorial videos, and software updates for using Prima with points, servos, LEDs, relays and layout accessories.
Product information
Manuals
Use the latest manual first. Older versions are retained where they help identify previous firmware or wiring notes.
Tutorial videos
These are the original Prima tutorial videos from the previous support page.
Software updates
V1.0.2 release date: 04/01/22
This file contains the LC2021Stick software V1.0.2.
To install, remove the ESP32 module from the green PCB board and connect your ESP32 Dev Module to the computer USB port.
You may need to install USB to UART bridge drivers: Silicon Labs USB to UART bridge VCP drivers.
Extract the zip file and run update.bat. A black box should show the progress of the update and take a minute or two to complete.
Warning: uploading a new version will overwrite your current board configuration. To avoid this, save the current configuration to your computer first. After uploading the new software version, you can write the previous configuration back to Prima.
Support checklist
- Prima version and firmware if known.
- Accessory type: servo, LED, relay or point motor.
- Power supply and wiring photos.
- Controller/software used with the layout.