Historical record of major updates across ESCTL hardware, firmware, and software.
Firmware Revisions
| Version | Date | Key Changes |
|---|---|---|
| 175 | 2014-03-07 | First general release. |
| 197 | 2014-12-08 | Added internal voltage measurement capabilities. |
| 221 | 2015-08-03 | Improved controller “alive” detection logic. |
| 2ee6ee4 | 2016-02-07 | Keypad library update; Removed legacy RFID-Serial code; Uptime reporting. |
Software Revisions
| Version | Date | Key Changes |
|---|---|---|
| 175 | 2014-03-07 | First general release. |
| 222 | 2015-08-03 | Added native Active Directory support. |
| b934646 | 2015-08-06 | Session disconnection logic for missed keepalives. |
| 94292dc | 2016-02-06 | Remote command and response handling for door controllers. |
| 7753fc6 | 2017-02-17 | Critical: Fixed variable corruption bug; Improved LDAP error checking. |
Hardware Revisions
| Version | Date | Key Changes |
|---|---|---|
| 1.0 | 2014-03-17 | First general release. |
| 1.0-noeth | 2014-11-23 | Serial-only version (no Ethernet). |
| 1.1 | 2015-07-12 | Lock power can be fed from the 2-pin Phoenix connector. |
| 1.2 | 2020-11-30 | Added flyback diode directly to the PCB for the lock connector. |