EA DOGM081B-A

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The EA DOGM081B-A is an 8 x 1 character-based monochrome LCD module with a back light. It is a very popular display module used in a wide range of applications such as industrial and consumer electronics, automotive, medical and instrumentation. It is available in different colors, such as yellow-green, blue and white.

The EA DOGM081B-A features an STN LCD panel with a built-in controller. It utilizes the Hitachi HD44780 LCD controller which is a common and integrated circuit for controlling display drivers for dot-matrix and character-based LCDs. It supports 8-bit and 4-bit parallel interfaces. The display module has a power/display logic voltage of 3.3V and an LED back light voltage of 11V. The 5x8 dot matrix LCD allows 1/5 duty and 1/3 bias.

The features and advantages of this module include the following:

• High contrast, which allows the user to easily read the LCD display
• Low power consumption and high performance
• Support for both 8-bit and 4-bit parallel interfaces
• High contrast and readability due to the STN LCD panel
• High brightness LED backlight
• Low profile design
• Supports common application protocols

The working principle of the EA DOGM081B-A display module is based on the Pulse Width Modulation (PWM). PWM is a method of controlling the amount of power that is used by the display module. The PWM works by changing the voltage and current levels of the display module so that the actual volts applied to it vary. This variation controls the brightness of the display module.

The EA DOGM081B-A can be used in various applications such as control systems, POS systems, ATM machines and vending machines. It can also be used in medical instruments, security systems and other industrial applications. The module is highly suited for embedded applications as it is low power and has a wide viewing angle.

In conclusion, the EA DOGM081B-A is an 8 x 1 character-based monochrome LCD module with a back light. It features an STN LCD panel with a built-in controller and uses the Hitachi HD44780 LCD controller which allows 8-bit and 4-bit parallel interfaces. It has several advantages such as low power consumption, high performance and good contrast. The module works on a PWM principle and is suitable for a wide variety of applications, from industrial to medical instruments.

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