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T-DECK Instruction

MeshCom 4.0 Firmware current version 4.34y

T-DECK

 

T-DECK Plus

There are two versions:

  • T-DECK motherboard
    • TFT display, keyboard, ESP32, LORA, SD
    • GPS UBLOX
  • T-DECK PLUS complete
    • TFT display, keyboard, ESP32, LORA, SD, housing, 2000 mAh battery, external antenna
    • GPS L76K

Features of the current firmware

  • MAP module
    • In the basic version, fixed cards are installed in the firmware
      • Europe
      • Germany
      • Austria
        • OE3
        • OE1
    • Further map material for reloading via SD card will follow
  • WEBServer
    • Set SSID, PASSWD, WEBServer on via serial console
  • TRACK mode
    • Smart beacon dependent on movement speed and curve angle
    • GPS is read out every 6 seconds
  • GPS mode
    • Time is set for a fixed
    • Display of the number of satellites
    • Signal quality display HDOP
  • Keyboard short keys The keys with ALT + and SYM + must be released after pressing. The SYM + keys are not active in TAB "SND" and "SET"
    • ALT + B
      • switches the keyboard lighting on/off
    • SYM + K
      • Switch keyboard and TFT on/off
    • SYM + L
      • Switch TFT permanently to on or back to normal with timeout
    • SYM + B
      • Change TFT brightness (4 levels)
    • SYM + O and I
      •  MAP zoom-out or zoom-in means it switches to the next map

Hardware characteristics of T-DECK

  • LCD display 2.8-inch, 320 x 240 pixels with touch
  • Mini keyboard
  • ESP32-CPU Dual-Core Processor
  • 16MB Flash, 8MB PSRAM
  • 2.4 GHz Wi-Fi & Bluetooth 5 (LE)
  • SX1262 LoRa transceiver
  • Trackball, Microphone (optional), Speaker

Firmware programming:

Attention Prepare T-DECK plus for flashing first:

  1. T-Deck switched off
  2. Hold down the trackball
  3. Switch on T-Deck
  4. Release the trackball
  5. A T-DECK is then in flash mode

Note: After the flash process, an error message appears which does not need to be heeded!

SD card:

  • The firmware stores the basic data from the SETUP on the SD card
  • Audio files (from the download) can be made available for operation before the first start.
    However, the audio files are not absolutely necessary,
  • Audio files
    • winxp.mp3 (Will be played after a reboot)
    • bell.mp3 (plays when a new text message arrives)

Icon

T-DECK Start sound

1 file(s) 112.16 KB
Download

Icon

T-DECK text sound

1 file(s) 94.50 KB
Download

GPS module installation

  • The GPS module fits into the 3D-printed housing in the bottom compartment in the area of the antenna feed-through. The connections can of course also be soldered to the soldering points of the socket in the housing. ATTENTION: Compare the order with the printed circuit board.
  • The GPS antenna with can be placed under the GPS module with the silver antenna side down. possibly fix the module with double adhesive tape with the GPS antenna.
  • The GPS module is supported as of FW version TC 4.27/b
  • The GPS is to be activated via the serial console
    • -gps on
  • The GPS module flashes by means of a blue LED
  • Transmissions via LoRa-TX occur automatically every 30 minutes
  • A GPS position message can be triggered with the command - -sendpos via the serial console.
  • Debug/test messages can be activated with the command - -gpsdebugon via the serial console.

Case 3D

  • Antenna feedthrough for external antenna
  • Space for up to 3000mAh battery
  • Space for GPS module + antenna
  • Fit for top to bottom adjusted

Download 3D files

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T-DECK 3D Printing Bottom Version 6.0

1 file(s) 3.52 MB
Download

Icon

T-DECK 3D Printing Top Version 6.1

1 file(s) 850.86 KB
Download