LCD 4x20 Module provides versatile display functions. Through the simple connection, it can be directly controlled by Innovati Basic Commander for various applications. In this module, 4 message lines with 20 characters on each line can be displayed. By using the cursor control command, the characters displayed at any position on the screen can be arbitrarily changed. This module has a backlight function. Turning on the backlight allows the message to be read easily. In addition, it can be configured to use the user-defined characters to display the special characters required by the user.
Feature
- It can display 4 lines of 20 characters at the same time.
- Each character has the resolution of 5x8 dots.
- The user can enter the ASCII codes to display the corresponding characters.
- The display related commands can be directly used, and the module will automatically
convert the data into the corresponding characters or numeric values according to the
entered strings or constants and show the result on the display.
- With proper setting, the backlight can provide 255 steps of brightness control for the display.
- For continuous input, the module will automatically change the cursor positions for
displaying messages between the lines and automatically override the originally displayed messages.
- For the cursor movement, the cursor position can be directly assigned for arbitrarily jumping between rows or columns.
- Versatile clear screen commands are provided to clear the full screen
- It allows the user to set the user defined characters for displaying various creative characters.
- Command for disabling the display function can be executed for saving the power consumption.
Projects
Here are some ideas to help you get started with this module:
- Display the real time clock together with TimeKeeper Module.
- Display the operating status, error messages at any time.
- Prompt to input a number and compare it with a random number previous selected. Repeat until both numbers are the same.
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