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
Text ......................................................................................................................................................... 20
6.2 Drawing ............................................................................................................................................. 22
6.3 Fonts .................................................................................................................................................. 27
Font File Creation ................................................................................................................................ 28
6.4 Bitmaps ............................................................................................................................................. 30
Bitmap File Creation ............................................................................................................................ 31
Bitmap Masking .................................................................................................................................. 31
6.5 9-Slices .............................................................................................................................................. 32
9-Slice File Creation ............................................................................................................................. 32
6.6 Animations ........................................................................................................................................ 33
Animation File Creation ...................................................................................................................... 34
6.7 General Purpose Output ................................................................................................................... 34
6.8 Dallas One-Wire ................................................................................................................................ 35
6.9 Piezo Buzzer ...................................................................................................................................... 36
6.10 Keypad............................................................................................................................................. 36
6.11 Touchpad ........................................................................................................................................ 38
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