About Spiral Engineering
Litetrace Engineering App based on User's App adding firmware OTA and Professional parameter setting like PWM, high and low trim, fading time, auto brightness level Version History App: 1. Added the ability to disable the...
Litetrace Engineering App based on User's App adding firmware OTA and Professional parameter setting like PWM, high and low trim, fading time, auto brightness level
Version History App: 1. Added the ability to disable the linkage of"All Lights". 2. Fixed an issue where borders appeared on the main screen list when returning from a secondary screen. 3. Fixed a potential crash issue in the upgrade interface. Firmware: Released firmware for IWS102 (version 250328). 1.5.5 Mar 6 New features: Mesh OTA button always be available. Connect from user APP to upgrade current zone. Display zone name under ‘My Zones’ page. Improve connectivity when there are many lights. 1.5.4 11/21/2025 1. Upgrade CR04 firmware to allow APP showing WiFi MAC 2. Sensor firmware upgrade to include Power On Self Test. 3. Add FlashNet featureto EmerLite products. 1.5.3 04/01/2025 Update: 1. Allow linkage function after disabling motion; 2. Repair the timestamp anomaly of emergency equipment; 3. Allow disabling the flashlight reset function; 4. Optimization of the function of upper and lower lighting fixtures; 1.5.2 09/09/2024 bug fix 1.5.1 08/09/2024 bug fix 1.5.0 03/14/2024 修复灯具关灯状态下接收到CS107命令后也会亮起来的现象 1.4.9 02/28/2024 修复8266版本不保存manual off time参数的问题 1.4.8 11/06/2023 Fixed manually restoring the factory address to less than 255. 1.4.7 11/01/2023 1、Remove the duplicate name of a 68-20 firmware 1.4.5 08/24/2023 Function upgrade: 1. Optimize daylight harvesting policy function. 1.4.2 06/12/2023 New features: 1. Optimize PIR blocking time for IFS108 1.4.0 05/24/2023 1. Enable user to input ON/OFF threshold for PC sensors. 2. Scheduled daylight harvesting calibration 1.3.7 04/27/2023 Optimize the phenomenon of 108CCT light sensitivity reading of 0 1.3.3 03/22/2023 bug fix 1.3.2 03/21/2023 bug fix 1.3.1 02/22/2023 bug fix 1.3.0 02/17/2023 bug fix 1.2.9 02/14/2023 bug fix 1.2.8 01/03/2023 bug fix 1.2.7 11/08/2022 bug fix 1.2.4 10/12/2022 bug fix 1.2.3 08/22/2022 bug fix 1.2.1 07/22/2022 bug fix 1.2.0 07/18/2022 bug fix 1.1.9 06/16/2022
Previous Versions
Here you can find the changelog of Spiral Engineering since it was posted on our website on 2024-05-31 11:58:21.
The latest version is 1.5.5 and it was updated on 2026-10-07 07:57:21. See below the changes in each version.
Spiral Engineering version 1.5.5
Updated At: 2026-10-06
Changes: Version History App:
1. Added the ability to disable the linkage of"All Lights".
2. Fixed an issue where borders appeared on the main screen list when returning from a secondary screen.
3. Fixed a potential crash issue in the upgrade interface.
Firmware:
Released firmware for IWS102 (version 250328). 1.5.5 Mar 6 New features:
Mesh OTA button always be available.
Connect from user APP to upgrade current zone.
Display zone name under ‘My Zones’ page.
Improve connectivity when there are many lights. 1.5.4 11/21/2025 1. Upgrade CR04 firmware to allow APP showing WiFi MAC
2. Sensor firmware upgrade to include Power On Self Test.
3. Add FlashNet featureto EmerLite products. 1.5.3 04/01/2025 Update:
1. Allow linkage function after disabling motion;
2. Repair the timestamp anomaly of emergency equipment;
3. Allow disabling the flashlight reset function;
4. Optimization of the function of upper and lower lighting fixtures; 1.5.2 09/09/2024 bug fix 1.5.1 08/09/2024 bug fix 1.5.0 03/14/2024 修复灯具关灯状态下接收到CS107命令后也会亮起来的现象 1.4.9 02/28/2024 修复8266版本不保存manual off time参数的问题 1.4.8 11/06/2023 Fixed manually restoring the factory address to less than 255. 1.4.7 11/01/2023 1、Remove the duplicate name of a 68-20 firmware 1.4.5 08/24/2023 Function upgrade:
1. Optimize daylight harvesting policy function. 1.4.2 06/12/2023 New features:
1. Optimize PIR blocking time for IFS108 1.4.0 05/24/2023 1. Enable user to input ON/OFF threshold for PC sensors.
2. Scheduled daylight harvesting calibration 1.3.7 04/27/2023 Optimize the phenomenon of 108CCT light sensitivity reading of 0 1.3.3 03/22/2023 bug fix 1.3.2 03/21/2023 bug fix 1.3.1 02/22/2023 bug fix 1.3.0 02/17/2023 bug fix 1.2.9 02/14/2023 bug fix 1.2.8 01/03/2023 bug fix 1.2.7 11/08/2022 bug fix 1.2.4 10/12/2022 bug fix 1.2.3 08/22/2022 bug fix 1.2.1 07/22/2022 bug fix 1.2.0 07/18/2022 bug fix 1.1.9 06/16/2022
Spiral Engineering version 1.5.5
Updated At: 2026-03-06
Changes: App:
1. Added the ability to disable the linkage of"All Lights".
2. Fixed an issue where borders appeared on the main screen list when returning from a secondary screen.
3. Fixed a potential crash issue in the upgrade interface.
Firmware:
Released firmware for IWS102 (version 250328).
Spiral Engineering version 1.5.4
Updated At: 2025-11-21
Changes: New features:
Mesh OTA button always be available.
Connect from user APP to upgrade current zone.
Display zone name under ‘My Zones’ page.
Improve connectivity when there are many lights.
Spiral Engineering version 1.5.3
Updated At: 2025-04-01
Changes: Apr 1, 2025
Version 1.5.3
1. Upgrade CR04 firmware to allow APP showing WiFi MAC
2. Sensor firmware upgrade to include Power On Self Test.
3. Add FlashNet featureto EmerLite products.
Spiral Engineering version 1.5.2
Updated At: 2024-09-09
Changes: Sep 9, 2024
Version 1.5.2
Update:
1. Allow linkage function after disabling motion;
2. Repair the timestamp anomaly of emergency equipment;
3. Allow disabling the flashlight reset function;
4. Optimization of the function of upper and lower lighting fixtures;
Spiral Engineering version 1.5.1
Updated At: 2024-08-09
Changes: Aug 9, 2024
Version 1.5.1
bug fix
Spiral Engineering version 1.5.0
Updated At: 2024-03-14
Changes: Mar 14, 2024
Version 1.5.0
bug fix
Disclaimer
Official App Store Link
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