Matrix Orbital GLK19264A-7T-1U - Manual (Page 6)

Command Summary 1
1 Introduction
Figure 1: GLK19264A-7T-1U Display
The GLK19264A-7T-1U 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 GLK19264A-7T-1U 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 GLK19264A-7T-1U is available through a built-in seven key tactile keypad. Three bi-
colour LEDs provide visual outputs and six general purpose outputs provide simple switchable five volt
sources on each model. In addition, an optional Dallas One-Wire header provides a communication
interface for up to thirty-two devices.
The versatile GLK19264A-7T-1U, with all the features mentioned above, is available in a variety of
colour, voltage, and temperature options to suit almost any application.