Command Summary
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Introduction
Figure 1: GLT24064 Display
The GLK24064-25/GLT24064 is an intelligent graphic liquid crystal display engineered to quickly and
easily add an elegant creativity to any application. In addition to the RS232, TTL and I2C protocols
available in the standard model, USB and RS422 communication models allow the GLK24064-
25/GLT24064 to be connected to a wide variety of host controllers. Communication speeds of up to
115.2kbps for serial protocols and 100kbps for I
2
C ensure lightning fast text and graphic display.
The simple command structure permits easy software control of many settings including backlight
brightness, screen contrast, and baud rate. On board memory provides a whopping 256KB of
customizable fonts and bitmaps to enhance the graphical user experience.
User input on the GLK24064-25 is available through a five by five matrix style keypad, or a resistive
touch overlay on the GLT24064. Six general purpose outputs provide simple switchable five volt sources
on each model. In addition, a versatile Dallas One-Wire header provides a communication interface for
up to thirty-two devices.
The versatile GLK24064-25/GLT24064, with all the features mentioned above, is available in a variety of
colour, voltage, and temperature options to suit almost any application.
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