Cirrus Logic Utils for GD-610/620 Video chipset including Prelim Chipset Datasheet.

Eagle.com v.4.01
Switch.com v1.00
Vscreen v1.06

CL-GD_610_620_datasheet

see .txt for each utility for more info.

see also the following forum entries:
https://www.vogons.org/viewtopic.php?f=46&t=73693
https://www.vogons.org/viewtopic.php?f=63&t=57110

