{ "id": "meshcore-tbeam-1w", "name": "MeshCore T-Beam 1W", "type": "fork", "maintainer": "mintylinux", "description": "Dedicated MeshCore firmware builds for the LilyGo T-Beam 1 Watt, providing prebuilt binaries for easy flashing without compiling from source.\n", "repository": "https://github.com/mintylinux/Meshcore-T-beam-1W-Firmware", "license": "MIT", "status": "maintenance", "lifecycle": "maintenance", "maturity": "stable", "distribution": "community", "lineage": { "kind": "fork", "upstreamFirmwareId": "meshcore-official", "upstreamRepository": "https://github.com/meshcore-dev/MeshCore" }, "runtime": { "framework": "arduino", "language": "cpp" }, "roles": [ "companion", "repeater" ], "features": [ "Prebuilt firmware for T-Beam 1W", "Easy flashing without compiling" ], "capabilities": { "protocol": { "meshcoreCompatible": true }, "transports": { "ble": true, "usbSerial": true, "nativeTcp": true, "wifiAp": true }, "operations": { "ota": true, "webFlasher": false }, "networking": { "repeater": true, "roomServer": false, "observer": false, "kissModem": false }, "hardware": { "gps": true, "display": false, "sensors": false, "lowPowerRx": false } }, "devices": [ { "id": "lilygo-tbeam-1w", "status": "supported" } ], "source": { "path": "data/firmwares/meshcore-tbeam-1w/firmware.yaml", "updatedAt": "2026-06-24T01:55:49+02:00" }, "latest_version": "1.15.0", "released": "2026-05-07", "releases": [ { "version": "1.15.0", "name": "Meshcore-T-Beam-1W-Firmware Ver 1.15.0", "datetime": "2026-05-07T23:36:55Z", "url": "https://github.com/mintylinux/Meshcore-T-beam-1W-Firmware/releases/tag/1.15.0", "prerelease": false, "notes": "# Changelog - T-Beam 1W Firmware\r\n\r\nAll notable changes to the MeshCore T-Beam 1W firmware will be documented in this file.\r\n## [1.15.0] - 2026-05-07\r\n\r\n### Updated\r\n- Merged upstream MeshCore `v1.15.0` from `meshcore-dev/MeshCore`\r\n- Rebuilt and verified all T-Beam 1W SX1262 target variants:\r\n - `T_Beam_1W_SX1262_companion_radio_ble`\r\n - `T_Beam_1W_SX1262_companion_radio_usb`\r\n - `T_Beam_1W_SX1262_repeater`\r\n - `T_Beam_1W_SX1262_room_server`\r\n- Generated new merged firmware artifacts:\r\n - `T-Beam-1W-CompanionBLE-v1.15.0-merged.bin`\r\n - `T-Beam-1W-CompanionUSB-v1.15.0-merged.bin`\r\n - `T-Beam-1W-Repeater-v1.15.0-merged.bin`\r\n - `T-Beam-1W-RoomServer-v1.15.0-merged.bin`\r\n\r\n### Upstream Changes (v1.14.1 → v1.15.0)\r\n- Default Scope support\r\n- New `GROUP_DATA` binary packet support\r\n- Radio `rxgain` now enabled by default\r\n- Radio frequency range extended down to 150 MHz\r\n- New `get|set dutycycle` CLI command\r\n- WiFi companion fixes for Heltec V4 and T-Beam 1W\r\n- nRF companion OTA update support\r\n- Additional sensor, board support, and stability fixes\r\n\r\n### T-Beam 1W Specific Changes\r\n- Added `SX126X_REGISTER_PATCH=1` for a more stable SX1262 noise floor\r\n- Added `USE_SX1262` to the shared T-Beam 1W SX1262 build flags\r\n- Added `T_Beam_1W_SX1262_companion_radio_usb` build target\r\n- Switched from `min_spiffs.csv` to `default_16MB.csv` to use the full 16MB flash\r\n- Fixed `boards/t_beam_1w.json` to use the generic Arduino `esp32s3` variant so all SX1262 targets build correctly\r\n- Preserved and integrated T-Beam 1W fan control support in all three runtime loops:\r\n - Companion\r\n - Repeater\r\n - Room Server\r\n- Updated the fan thermostat to use MCU temperature with hysteresis:\r\n - Fan turns ON at `45°C`\r\n - Fan turns OFF below `41°C`\r\n - Minimum runtime remains `5s`\r\n\r\n### Technical Details (T-Beam 1W Specific)\r\n- Flash Mode: DIO (Dual I/O)\r\n- Flash Size: 16MB\r\n- Flash Frequency: 80MHz\r\n- Chip: ESP32-S3\r\n- Board: LilyGo T-Beam 1W with SX1262 LoRa radio", "notesHtml": "

Changelog - T-Beam 1W Firmware

\n

All notable changes to the MeshCore T-Beam 1W firmware will be documented in this file.

\n

[1.15.0] - 2026-05-07

\n

Updated

\n\n

Upstream Changes (v1.14.1 → v1.15.0)

\n\n

T-Beam 1W Specific Changes

\n\n

Technical Details (T-Beam 1W Specific)

\n\n" }, { "version": "1.14.1", "name": "Meshcore-T-Beam-1W-Firmware Ver 1.14.1", "datetime": "2026-03-29T21:31:23Z", "url": "https://github.com/mintylinux/Meshcore-T-beam-1W-Firmware/releases/tag/1.14.1", "prerelease": false, "notes": "## [1.14.1] - 2026-03-29\r\n\r\n### Updated\r\n- Merged upstream MeshCore `v1.14.1` from `meshcore-dev/MeshCore`\r\n- Rebuilt all T-Beam 1W target variants:\r\n - `T-Beam-1W-CompanionBLE-v1.14.1-merged.bin`\r\n - `T-Beam-1W-Repeater-v1.14.1-merged.bin`\r\n - `T-Beam-1W-RoomServer-v1.14.1-merged.bin`\r\n\r\n### Upstream Changes (v1.14.0 → v1.14.1)\r\n- Repeater and Room Server: flood advert timer now uses path_hash_mode pref\r\n- MCU temperature added to telemetry responses from room servers\r\n- Remote LNA support\r\n- Various bug fixes and documentation updates\r\n- Updated webflasher references to v1.14.1", "notesHtml": "

[1.14.1] - 2026-03-29

\n

Updated

\n\n

Upstream Changes (v1.14.0 → v1.14.1)

\n\n" }, { "version": "1.14", "name": "Meshcore LilyGo T-Beam 1Watt. Firmware Ver 1.14", "datetime": "2026-03-07T18:25:59Z", "url": "https://github.com/mintylinux/Meshcore-T-beam-1W-Firmware/releases/tag/1.14", "prerelease": false, "notes": "# Changelog - T-Beam 1W Firmware\r\n\r\nAll notable changes to the MeshCore T-Beam 1W firmware will be documented in this file.\r\n## [1.14.0] - 2026-03-07\r\n\r\n### Added\r\n- Updated firmware base to MeshCore `v1.14.0` (upstream merge from `meshcore-dev/MeshCore`)\r\n- New v1.14.0 merged firmware artifacts for T-Beam 1W:\r\n - `T-Beam-1W-CompanionBLE-v1.14.0-merged.bin`\r\n - `T-Beam-1W-Repeater-v1.14.0-merged.bin`\r\n - `T-Beam-1W-RoomServer-v1.14.0-merged.bin`\r\n\r\n### Changed\r\n- Updated webflasher packaging/version references from `v1.13.0` to `v1.14.0`:\r\n - `create_webflasher_bins.sh`\r\n - `webflasher/manifest.json`\r\n - `webflasher/flash-windows.bat`\r\n - `webflasher/flash-windows.ps1`\r\n- Rebuilt all T-Beam 1W target variants on top of MeshCore v1.14.0\r\n\r\n### Fixed\r\n- Resolved upstream merge conflict in `EnvironmentSensorManager.cpp` while preserving expected GPS loop behavior\r\n- Re-generated merged binaries with required components/offsets for direct flashing:\r\n - bootloader @ `0x0000`\r\n - partitions @ `0x8000`\r\n - boot_app0 @ `0xE000`\r\n - firmware @ `0x10000`\r\n\r\n### Technical Details (T-Beam 1W Specific)\r\n- Flash Mode: DIO (Dual I/O)\r\n- Flash Size: 4MB\r\n- Flash Frequency: 80MHz\r\n- Chip: ESP32-S3\r\n- Board: LilyGo T-Beam 1W with SX1262 LoRa radio\r\n\r\n---", "notesHtml": "

Changelog - T-Beam 1W Firmware

\n

All notable changes to the MeshCore T-Beam 1W firmware will be documented in this file.

\n

[1.14.0] - 2026-03-07

\n

Added

\n\n

Changed

\n\n

Fixed

\n\n

Technical Details (T-Beam 1W Specific)

\n\n
\n" }, { "version": "1.13.0", "name": "Meshcore LilyGo T-Beam 1Watt Firmware v1.13", "datetime": "2026-02-17T17:06:32Z", "url": "https://github.com/mintylinux/Meshcore-T-beam-1W-Firmware/releases/tag/1.13.0", "prerelease": false, "notes": "## [1.13.0] - 2026-02-17\r\n\r\n### Added\r\n- **Repeater CLI Commands**: Remote management via CLI\r\n - `reboot` - Restart the device\r\n - `advert` - View advertise settings\r\n - `set af` - Set auto-forward mode\r\n - `set name` - Set device name\r\n - `set lat` / `set lon` - Set GPS coordinates\r\n - `password` - Change admin password\r\n - `ver` - Display firmware version\r\n- **Room Server Enhancements**\r\n - Persistent preferences (loads/saves settings)\r\n - Same CLI commands as repeater for remote management\r\n - Timeout detection for push posts (evicts clients after 3 timeouts)\r\n - TXT_TYPE_SIGNED_PLAIN for outbound messages\r\n- **Companion Radio Features**\r\n - Anonymous request support (CMD_SEND_ANON_REQ)\r\n - Auto-add configuration commands (CMD_SET_AUTOADD_CONFIG, CMD_GET_AUTOADD_CONFIG)\r\n - Allowed repeat frequency query (CMD_GET_ALLOWED_REPEAT_FREQ)\r\n - Granular auto-add contact type filtering\r\n- **ESP32 Features**\r\n - ESP32RTCClock for repeater (keeps time across reboots)\r\n- **Temperature-Based Fan Control** (T-Beam 1W)\r\n - Smart fan activation based on NTC thermistor readings (GPIO 14)\r\n - Fan turns ON when temperature exceeds 37°C\r\n - Fan turns OFF when temperature drops below 35°C (hysteresis prevents oscillation)\r\n - Replaces always-on fan behavior with intelligent thermal management\r\n - Uses Steinhart-Hart equation for accurate temperature calculation\r\n\r\n### Fixed\r\n- CAD (Channel Activity Detection) detection fixed\r\n- Duplicate message IDs in repeater CLI view\r\n- Room server crash fixes\r\n- hasName() method missing return statement\r\n- BaseChatMesh compilation issues for various targets\r\n- RAK terminal chat fixes\r\n\r\n### Changed\r\n- Mesh packet optimization: Don't retransmit packets already handled by this node\r\n- Refactored advertise data methods to AdvertDataHelper.cpp\r\n- TxtDataHelpers.h with standard TXT sub-types\r\n- Repeater debug diagnostics improvements\r\n- Build configuration now supports ADVERT_NAME, ADVERT_LAT, ADVERT_LON defines\r\n\r\n### Technical Details (T-Beam 1W Specific)\r\n- Flash Mode: DIO (Dual I/O)\r\n- Flash Size: 4MB\r\n- Flash Frequency: 80MHz\r\n- Chip: ESP32-S3\r\n- Board: LilyGo T-Beam 1W with SX1262 LoRa radio\r\n\r\n### Webflasher Binaries\r\nAll binaries include:\r\n- Bootloader at 0x0000\r\n- Partition table at 0x8000\r\n- boot_app0.bin at 0xe000 (required for boot)\r\n- Application firmware at 0x10000\r\n\r\n**Note**: Official MeshCore webflasher currently flashes at wrong offset. Use esptool directly:\r\n```bash\r\npython -m esptool --chip esp32s3 --port COM5 --baud 460800 write_flash 0x0 T-Beam-1W-CompanionBLE-v1.13.0.bin\r\n```\r\n\r\nOr use the provided Windows scripts: `flash-windows.bat` or `flash-windows.ps1`\r\n\r\n---", "notesHtml": "

[1.13.0] - 2026-02-17

\n

Added

\n\n

Fixed

\n\n

Changed

\n\n

Technical Details (T-Beam 1W Specific)

\n\n

Webflasher Binaries

\n

All binaries include:

\n\n

Note: Official MeshCore webflasher currently flashes at wrong offset. Use esptool directly:

\n
python -m esptool --chip esp32s3 --port COM5 --baud 460800 write_flash 0x0 T-Beam-1W-CompanionBLE-v1.13.0.bin\n
\n

Or use the provided Windows scripts: flash-windows.bat or flash-windows.ps1

\n
\n" }, { "version": "1.12.0", "name": "Meshcore LilyGo T-Beam 1Watt. Firmware Ver 1.12.0", "datetime": "2026-01-31T03:11:31Z", "url": "https://github.com/mintylinux/Meshcore-T-beam-1W-Firmware/releases/tag/1.12.0", "prerelease": false, "notes": "IMAGES NOW FLASH WITH OFFICIAL MESHCORE WEBFLASHER. PRESS RESET ON DEVICE AFTER THE FLASHING PROCESS.\r\n\r\nAll Features Working:\r\n\r\n1. GPS Communication ✅\r\n◦ Fixed TX/RX pin swap (GPIO 5/6)\r\n◦ NMEA sentences received\r\n◦ L76K GPS working (needs outdoor placement for satellite fix)\r\n2. Battery Monitoring ✅\r\n◦ GPIO 4 ADC reading (per Meshtastic config)\r\n◦ ADC multiplier 2.9333\r\n◦ Real-time voltage\r\n◦ Updates dynamically in app\r\n3. Radio & PA ✅\r\n◦ TX power limited to 22 dBm (safe for 1W PA)\r\n◦ PA ramp time 800µs\r\n◦ Fan control (5s after TX)\r\n4. MeshCore v1.12.0 ✅\r\n◦ All virtual methods implemented\r\n◦ USB CDC serial debug enabled\r\n◦ 2S Li-ion battery support (6.0-8.4V)", "notesHtml": "

IMAGES NOW FLASH WITH OFFICIAL MESHCORE WEBFLASHER. PRESS RESET ON DEVICE AFTER THE FLASHING PROCESS.

\n

All Features Working:

\n
    \n
  1. GPS Communication ✅\n◦ Fixed TX/RX pin swap (GPIO 5/6)\n◦ NMEA sentences received\n◦ L76K GPS working (needs outdoor placement for satellite fix)
    2. \n
  2. Battery Monitoring ✅\n◦ GPIO 4 ADC reading (per Meshtastic config)\n◦ ADC multiplier 2.9333\n◦ Real-time voltage\n◦ Updates dynamically in app
    3. \n
  3. Radio & PA ✅\n◦ TX power limited to 22 dBm (safe for 1W PA)\n◦ PA ramp time 800µs\n◦ Fan control (5s after TX)
    4. \n
  4. MeshCore v1.12.0 ✅\n◦ All virtual methods implemented\n◦ USB CDC serial debug enabled\n◦ 2S Li-ion battery support (6.0-8.4V)
    5. \n
\n" } ], "changelogSource": "github", "changelogUpdatedAt": "2026-06-21T09:55:38.467Z" }