GLK19264A-7T-1U Including the GLK19264A-7T-1U-USB, and GLK19264A-7T-1U-422 Technical Manual Revision 2.6 PCB Revision: 2.0 or Higher Firmware Revision: 8.4 or Higher Revision History Revision Date Description Author 2.6 January 2, 2018 Correction to Set Non-Standard Baud Rate command Divino 2.5 October 27, 2015 Correction to Hardware Lock Divino 2.4 October 19, 2015 Revision to Commands for Firmware Revision 8.6 Clark 2.3 May 21, 2014 Revision to Commands for Firmware Revision 8.5 Martino 2.2 March 5, 2014 Correction to Current Draw of Backlights Martino 2.1 September 9, 2013 Corrected Scripted Key and Keypad Brightness Commands Clark 2.0 July 10, 2013 Initial Release Clark 0.3 December 13, 2012 Added Firmware Revision 8.4 Commands Clark 0.2 October 18, 2012 Preliminary Manual Release to Thomson Networks Clark 0.1 May 7, 2012 Initial Manual Draft for PCB Revision 2.0 Clark