ChangeLog - IOMOD firmware version

Firmware release notes. - known issues; - new features; - release dates; - links to firmware files.

IOMod IEC 60870-5-101 Slave firmware change-log

Elseta IOMod series devices support's IEC 60870-5-101 Slave protocol.

This firmware can be used for IOMod series devices: IOMod 8DI8DO v1.x, IOMod 16DI v1.x, IOMod 8AI v1.x, IOMod 4RTD v1.x, IOMod HT v1.x

This version does not support IOMod 4Cs4Vs model. 

Firmware Version Release Date Changes

IOMOD_IEC_101_v1.0.3.bin

v1.0.3 2023-07-28  
  • added 8DI4RO support
IOMOD_IEC_101_v1.0.bin v1.0 2021-11-10
  • Initial version of IEC 60870-5-101 slave support on IOMod series devices



IOMod IEC 60870-5-103 Slave firmware change-log

Elseta IOMod series devices support's IEC 60870-5-103 Slave protocol.

This firmware can be used for IOMod series devices: IOMod 8DI8DO v1.x, IOMod 16DI v1.x, IOMod 8AI v1.x, IOMod 4RTD v1.x, IOMod HT v1.x

This version does not support IOMod 4Cs4Vs model. 

Firmware Version Release Date Changes
IOMOD_IEC_103_v1_8_5.bin v1.8.5 2023-07-28
  • added 8DI4RO support
IOMOD_IEC_103_1_8_1.bin v1.8.1 2020-07-01
  • Fixed SPI readings for IOMod 8AI by lowering SPI clock speed to 400kHz
IOMOD_IEC_103_1_8_0.bin v1.8.0 2019-08-23
  • Fixed crash introduced by a higher range of temperatures (>40 C)
  • Only commands with correct address confirmed;
  • Feedback should only be sent after a command, not after GI or manual input change
  • Known issue 8AI cannot ready data properly via SPI
IOMOD_IEC_103 _v1.7.3.bin v1.7.3 2019-01-30
  • FCB/FCV bit fix
  • Introduced broadcasting function - time synchronization can be done by sending a broadcast message
  • Fixed a possible race condition where two or more inputs change at once and stop IOMod device from getting inputs further. Inputs are now polled every 1 ms.
  • Known issue Commands accepted even if wrong address used
  • Known issue Feedback should only be sent after a command, not after GI or manual input change



IOMod Modbus RTU Slave firmware change-log

Elseta IOMod series devices support's Modbus RTU Slave protocol.

This firmware can be used for IOMod series devices: IOMod 8DI8DO v1.x, IOMod 16DI v1.x, IOMod 8AI v1.x, IOMod 4RTD v1.x, IOMod HT v1.x

This version does not support IOMod 4Cs4Vs model. 

Firmware Version Release Date Changes
IOMOD_MODBUS_v1_21_0.bin 1.21 2023-07-26
  • added 8DI4RO support
IOMOD_MODBUS _v1_19.bin v1.19 2020-07-01
  • Fixed SPI readings for IOMod 8AI by lowering SPI clock speed to 400kHz
IOMOD_MODBUS _v1_18.bin v1.18 2019-08-23
  • Fixed crash introduced by a higher range of temperatures (>40 C)
IOMOD_MODBUS _v1_17.bin v1.7.3 2019-01-30
  • Fixed possible race condition where two or more inputs change at once and stop IOMod device from calculating input calculations further. Inputs are now polled every 1 ms.