Introduction

BLC2021-AL-USB-FB is a type of display module, which is classified into LCD, OLED Character and Numeric, as it is mainly used for displaying information to users. It can be used in various applications such as communication, industrial control and automotive. This module can display characters, numbers, and graphical information in an efficient way, so it is widely used for many applications.

Application Field

BLC2021-AL-USB-FB can be widely used in several application fields, including communication, industrial control, automotive, and so on.

For communication, this module can be used as a digital display in communication devices. It can display the data and information transmitted by the communication devices, which can help users know the communicationstatus in time and make better use of the device.

For industrial control, this display module is used to show the number of machines or the operation information. With this module, users can operate the machine more accurately and control the production process in an efficient way.

For automotive, this display module is used to show the dynamic information and guide the driver to know the operation status of the car. This module can provide more convenience for drivers.

Working Principle

BLC2021-AL-USB-FB is composed of two parts, they are a PCB board and a flexible printed circuits.

The PCB board contains all the electrical components and circuities, such as microcontroller, memory, USB interface and power management, which are necessary parts for the module to work.

The flexible printed circuits provide the connection with the display device, which is connected to the PCB board. In order to ensure that the display device can work properly and display the necessary information, the flexible printed circuits must be connected securely to the PCB board.

When the device is powered on, the microcontroller will retrieve data from the external device or the internal memory, and then transmit it to the display device via the flexible printed circuits. The display device will then display the data according its own way.

Conclusion

BLC2021-AL-USB-FB is a type of display module that is classified into LCD, OLED Character and Numeric. It is mainly used for displaying various information, such as characters, numbers, and graphical information to users. It can be used in various application fields, such as communication, industrial control, and automotive. The module consists of two parts, a PCB board and flexible printed circuits. The microcontroller, memory, USB interface and power management components on the board will receive data from the external device or internal memory, then it will be transmitted to the display device via the flexible printed circuits, finally the data will be displayed properly.