GLK24064R-25-1U/GLT24064R-1U Including GLK24064R-25-1U-USB, GLK24064R-25-1U-422, GLT24064R-1U-USB, and GLT24064R-1U-422 Technical Manual Revision 1.6 PCB Revision: 1.0 or Higher Firmware Revision: 8.1 or Higher Revision History Revision Date Description Author 1.6 May 21, 2014 Revision to Command for Firmware Revision 8.5 Martino 1.5 March 12, 2014 Revision and correction to Colour in Ordering Options Martino 1.4 September 9, 2013 Corrected Scripted Button/Key and Keypad Brightness Commands Clark 1.3 July 11, 2013 Updated Data Packet Size Definitions Clark 1.2 December 13, 2012 Added Firmware 8.4 Commands Clark 1.1 October 13, 2011 Added Standard Version and Firmware 8.3 Commands Clark 1.0 March 24, 2011 Initial Release Clark 0.2 Updated Images Clark 0.1 Initial Concept Clark