4.4 GLK Model ......................................................................................................................................... 13
Keypad Header .................................................................................................................................... 13
4.5 GLT Model ......................................................................................................................................... 14
Touch Screen ....................................................................................................................................... 14
Coordinate Mode ................................................................................................................................ 14
Region Mode ....................................................................................................................................... 14
4.6 Common Features ............................................................................................................................. 15
General Purpose Outputs ................................................................................................................... 15
Dallas One-Wire Connector ................................................................................................................ 15
5 Troubleshooting ....................................................................................................................................... 16
5.1 Power ................................................................................................................................................ 16
5.2 Display ............................................................................................................................................... 16
5.3 Communication ................................................................................................................................. 17
5.4 Manual Override ............................................................................................................................... 17
6 Commands ............................................................................................................................................... 18
6.1 Communication ................................................................................................................................. 18
6.2 Text.................................................................................................................................................... 20
6.3 Drawing ............................................................................................................................................. 22
6.4 Fonts .................................................................................................................................................. 27
Font File Creation ................................................................................................................................ 28
6.5 Bitmaps ............................................................................................................................................. 30
Bitmap File Creation ............................................................................................................................ 31
Bitmap Masking .................................................................................................................................. 32
6.6 9-Slices .............................................................................................................................................. 33
9-Slice File Creation ............................................................................................................................. 34
6.7 Animations ........................................................................................................................................ 35
Animation File Creation ...................................................................................................................... 36
6.8 General Purpose Output ................................................................................................................... 37
6.9 Dallas One-Wire ................................................................................................................................ 38
6.10 Piezo Buzzer .................................................................................................................................... 39
6.11 Keypad............................................................................................................................................. 40
6.12 Touchpad ........................................................................................................................................ 42
