Products Description
Bolong LCD is a professional LCD display manufacturer specializing in high-quality 1602 COB LCD modules. Our 16x2 character LCD display is one of the most widely used solutions in industrial and electronic applications, offering stable performance and cost efficiency for global OEM customers.
This 1602 LCD module is designed with COB Chip on Board technology, ensuring a compact structure and reliable operation. It is fully compatible with standard controller protocols, making it easy to integrate into various systems.
Key Features
Single supplier – One PO for glass, PCB, MCU, and firmware
Reduced development time – No need to write display drivers or manage fonts
Simple host interface – Send ASCII strings, get formatted display
Custom command set – We tailor the protocol to your application
Firmware source code – Available under NDA for your own modifications
Long‑term support – We keep your firmware and PCB tooling for 10+ years
Parameter Specification
| Parameter | Value | Custom Option |
|---|---|---|
| Resolution | 128 × 64 dots | Custom resolutions available |
| Structure | COB | – |
| Controller IC | ST7565R / UC1698U / NT7534 | Your choice |
| Interface | 4‑wire SPI, I²C, 8‑bit parallel | UART / CAN (with on‑board MCU) |
| Logic Voltage | 3.0V or 5.0V | 2.8V – 5.5V |
| Operating Current | 5mA – 15mA | Low‑power optimization |
| Module Dimension | Varies | Fully custom PCB shape |
| LCD Mode | STN Positive | FSTN, VA, negative mode |
| Backlight | LED white/yellow‑green | Custom color, brightness |
| Operating Temp | -20℃ ~ +70℃ | -40℃ ~ +85℃ |
| Connection | FPC or pin headers | Terminal blocks, custom harness |
| Certifications | RoHS, REACH, CE | – |
Manufacturing strengths
In‑house glass production We manufacture the LCD glass pen‑segment, dot matrix, TFT, OLED – not just assemble
In‑house PCB design & assembly Our second division designs the driver PCB and performs SMT/through‑hole assembly
Full vertical integration From glass cutting to IC bonding to firmware programming – all under one roof
ISO9001 certified 100% AOI, electrical test, and burn‑in before shipping
Fast custom prototyping Glass tooling + PCB layout + samples in 4‑6 weeks
Our factory
Certifications and Awards
Our Service
Pre-sales
24-hour response to inquiries, free 2D/3D drawings, compatibility verification, sample application
In-sales
Real-time production updates, third-party inspection accepted, full export documents
After-sales
Fast replacement for DOA. Technical Support. Spare Parts Supply. Overseas Service
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