IO.Box v2.3.2: Transparent Mode Support, Enhanced IO.Box Tool, & Bug Fixes
April 15, 2026
2.3.2
WHAT'S NEW IN IO.Box V2.3.2
- Added transparent mode and device info upload for RAK2461
- Enhanced IO.Box Tool with multiple transmission modes and instant upstream
- Fixed LoRaWAN frame counter and task reporting issues
- Resolved TTN integration and Application creation bugs
- Updated firmware files with verified MD5 checksums
Compatibility Notice
Added
For RAK2461
| No. | Feature | Description |
|---|---|---|
| 1 | Added transparent mode | Allows raw payload forwarding for applications requiring direct host-side parsing and custom data handling. |
| 2 | Added device information upload after join | Automatically uploads device information after joining the network, improving device identification and deployment management. |
| 3 | Added instant upstream support | Enables immediate uplink transmission without waiting for the scheduled reporting interval. |
For IO.Box Tool
| No. | Feature | Description |
|---|---|---|
| 1 | Added support for Parsing Mode, Polling Transparent Mode, and Passive Transparent Mode | Expands transmission flexibility for different deployment scenarios and data handling requirements. |
| 2 | Other optimizations and improvements | Includes general performance enhancements and stability improvements for the IO.Box Tool. |
Fixed Bugs
| No. | Fix / Description |
|---|---|
| 1 | Fixed an issue where LoRa packet frame counter (FCnt) started from 1 |
| 2 | Fixed an issue where tasks continued to report errors even after all power outputs were turned off |
| 3 | Fixed an issue in IO.Box integration where the TTN interface did not display JoinEUI after one-click connection |
| 4 | Fixed incorrect task count calculation when DI, DO, and RS485 data were reported simultaneously |
| 5 | Fixed a freeze issue on the integration page after creating an Application with invalid input |
| 6 | Fixed an issue where ADR status (disabled state) and maximum number of tasks per uplink were incorrectly calculated and displayed in Parsing Mode and Polling Transparent Mode |
| 7 | Fixed an issue where the "Max number of tasks per uplink" option was shown in passive transmission mode instead of being hidden |
| 8 | Fixed an issue where applying a profile file from IO.Box integration prevented adding a new device to the expected Application |
Checksum
| File Name | Checksum Type | Checksum Value |
|---|---|---|
| rak2461-stm32-bin | MD5 | f4bdd742c972c30bff2759ebfe3f96ea |
| IOBox_rak2461-stm32-app.bin | MD5 | 17fe8a8acc45542912bbc049cfb39f18 |
| rak2461-stm32-app.bin | MD5 | 79063f9c635effb60c36e52daeebe74d |
