什麼是串口螢幕？

串口螢幕, also known as intelligent serial port display, intelligent TFT LCD display module or UART TFT LCD, is a color LCD module that realizes display control and touch operation through serial communication. In simple terms, it is a display solution controlled by a single chip microcomputer or PLC, and its communication part is completed through serial ports (UAET, RS-232, RS-485 or SPI, etc.). The product size of the serial port screen covers a wide range, from small 1.8 inches, 2.4 inches to 15.6-inch serial port screens, which can meet the diverse display area and content requirements of different project equipment.

串口顯示的核心定義是什麼？

The core difference between serial screens and conventional display screens lies in intelligent integration and decentralized computing. Traditional displays require the host controller to undertake all graphic calculation, pixel rendering, and driving work, which occupies massive controller memory and operating resources. In contrast, serial screens come with an independent built-in control system. All complex graphic processing, screen refreshing, and touch signal recognition are completed by the screen’s own MCU. The host device only needs to send simple text, picture, or control instructions through serial ports, without participating in underlying display driving operations.

串口螢幕主要應用領域

由於串口屏具有整合簡單、功耗低、穩定性強、成本優勢等優點，已廣泛應用於工業自動化、智慧家庭、醫療設備、商業終端、新能源設備、嵌入式開發等領域。以下是核心應用場景的詳細分析：

1.工業自動化

工業自動化是串口屏最核心的應用領域之一。串列埠廣泛應用於工業自動化設備的人機介面（HMI），作為PLC控制器、變頻器、溫控儀表等設備的顯示與操作終端

2、醫療設備

在醫療設備領域，串口屏也發揮著不可取代的作用。廣泛應用於醫療監視器、病房門禁、床邊互動系統、手術器材、診斷設備

3. 智慧家庭及智慧家電

The application of serial port screens in the field of smart homes is rapidly expanding. It is widely used in smart home control terminals, smart thermostats, smart access control systems and other devices. Users can achieve centralized control of home lighting, curtains, air conditioning, security systems and other equipment through the serial port screen

串列螢幕相對於傳統顯示器的獨特優勢

與傳統平行液晶螢幕、普通TFT顯示器、高階工業觸控螢幕相比，串列螢幕在開發難度、硬體成本、功耗、穩定性、維護等方面具有明顯的綜合優勢，這是其在業界廣泛普及的核心原因。

1.超低開發門檻，簡化編程

Traditional display screens require developers to write complex underlying driver codes, configure pixel parameters, refresh frequencies, and graphic algorithms, which takes a lot of development time and requires professional embedded development technology. In contrast, serial screens realize zero underlying driver development. The official supporting software provides one-stop UI design, picture editing, and program burning functions. Developers only need to send simple text display, picture switching, and touch reading serial commands to complete interactive function development.

2.硬體接線簡化，故障率低

Traditional parallel displays require dozens of data lines and control lines for connection, with complex wiring, high welding difficulty, and high line failure rate. Serial screens only need 3 to 4 wires (power line, ground line, serial transmission line) to complete hardware docking . The ultra-simple wiring structure reduces hardware design difficulty, saves PCB board space, and avoids equipment failure caused by loose wiring and line interference.

3、低功耗、節能效能

Serial screens have built-in independent low-power control chips, which can automatically adjust power consumption according to working status. When the screen is statically displayed or in standby state, it can enter low-power operation mode. Compared with traditional displays that rely on high-power main controller driving, serial screens greatly reduce overall equipment power consumption.

關於公司

深圳市精達顯示技術有限公司有限公司，(JDA in brief) is established in 2015, with a team of 10 experienced engineers in the LCD display industry. Through our continue innovations, it has developed into a high-tech enterprise integrating R&D, manufactures and sells display modules and HMI solution. JDA is committed to the perfect integration of intelligent technology and display technology, our company focused on the field of LCD display, and is committing to providing clients with high cost-effective LCD display product and display application solution. The main products include small and medium size monochrome LCD display and LCM, 0.96-25 inch TFT&OLED LCM HMI solutions, and touch screen, control panel, backlight, etc. With more than 10 years development, JDA has rich experiences in LCD display field, meanwhile it has own R&D team and factory, and has certain advantages in product quality and innovation ability.