Selecting a display controller for industrial equipment requires more than simply converting video signals. Long-term stability, compatibility with different LCD panels, flexible customization, and reliable technical support are equally important. The SKY-TDM HDMI to TTL Interface AD Board has been developed specifically for OEM manufacturers seeking a dependable display control solution for industrial TFT LCDs.
Designed around an industrial-grade architecture, this controller converts standard HDMI signals into TTL/RGB output, enabling modern embedded systems to drive a wide range of TFT LCD panels. The board supports various TTL interfaces including different FPC configurations, adjustable panel supply voltages, integrated LED backlight control, and customizable timing parameters, making it suitable for both standard and customized LCD modules.
Unlike consumer display controller boards, this solution is engineered for continuous operation in demanding industrial environments. Stable power management, optimized signal integrity, and carefully designed PCB routing minimize EMI and ensure reliable image transmission even in electrically noisy applications.
For equipment manufacturers, development flexibility is equally important. SKY-TDM provides firmware customization, display parameter tuning, cable design, connector modifications, OSD customization, logo configuration, and display optimization according to customer requirements. Whether integrating a 5-inch handheld terminal or a larger industrial operator panel, engineers can reduce hardware redesign while accelerating product development.
Backed by SKY-TDM's experience in industrial LCD solutions, customers receive comprehensive engineering support from panel selection through production, ensuring compatibility, long product life cycles, and stable supply for industrial projects.
- Pure Industrial-Grade Stability: Optimized power management and anti-EMI circuit design resist industrial environmental interference, supporting 24/7 continuous stable operation without screen distortion or signal dropout.
- Plug-and-Play HDMI-TTL Conversion: Bridges modern HDMI signal sources and traditional TTL/RGB TFT screens, compatible with mainstream industrial control hosts, embedded systems, and PC devices.
- Dual Voltage Adjustable Design: Freely switchable 3.3V/5V panel output voltage, adapting to different TFT LCD panel specifications without additional adapter modules.
- Integrated Backlight Driver: Onboard professional LED backlight control circuit supports brightness adjustment, eliminating the need for external backlight drive modules and simplifying system wiring.
- Ultra-Compact Embedded Layout: Miniaturized PCB structure is specially designed for space-limited embedded equipment, maximizing space utilization of customer enclosures.
- Full Customization Flexibility: Supports personalized firmware tuning, boot logo modification, OSD menu adjustment, and display parameter calibration to match exclusive project requirements.
This HDMI to TTL Interface AD Board is widely used in embedded display scenarios across various industries that demand compact form factors and high reliability. Key application areas include:
- Compact control panels for industrial HMI and PLCs
- Portable medical diagnostic and testing instruments
- Building automation and security monitoring display modules
- Miniature smart control devices and handheld industrial terminals
Primarily designed for small-scale equipment, it serves as the perfect HDMI-to-TTL display solution.
| Feature | Specification |
| Video Input | HDMI |
| LCD Output | TTL/RGB/LVDS |
| Panel Voltage | 3.3/5V |
| Backlight Control | Integrated LED Driver |
| Power Supply | Wide DC Input 8～18V |
| OSD | External Keypad Supported |
| Firmware | Customizable |
| Operating Temperature | -20°C to 80°C |
| Pin | Signal | Pin | Signal |
| 1 | VCOM | 2 | DVCC |
| 3 | DVCC | 4 | NC |
| 5 | RESET | 6 | STANDBY |
| 7 | GND | 8 | R0- |
| 9 | R0+ | 10 | GND |
| 11 | R1- | 12 | R1+ |
| 13 | GND | 14 | R2- |
| 15 | R2+ | 16 | GND |
| 17 | CLK- | 18 | CLK+ |
| 19 | GND | 20 | R3- |
| 21 | R3+ | 22 | GND |
| 23 | NC | 24 | NC |
| 25 | GND | 26 | NC |
| 27 | DIMO | 28 | DITHER |
| 29 | AVDD | 30 | GND |
| 31 | LED- | 32 | LED- |
| 33 | LR | 34 | UD |
| 35 | VGL | 36 | CABC1 |
| 37 | CANC0 | 38 | VGH |
| 39 | LED+ | 40 | LED+ |
| Pin | Signal | Pin | Signal |
| 1 | LED+ | 2 | LED+ |
| 3 | LED- | 4 | LED- |
| 5 | GND | 6 | VCOM |
| 7 | DVDD | 8 | MODE |
| 9 | DE | 10 | VS |
| 11 | HS | 12 | B7 |
| 13 | B6 | 14 | B5 |
| 15 | B4 | 16 | B3 |
| 17 | B2 | 18 | B1 |
| 19 | B0 | 20 | G7 |
| 21 | G6 | 22 | G5 |
| 23 | G4 | 24 | G3 |
| 25 | G2 | 26 | G1 |
| 27 | G0 | 28 | R7 |
| 29 | R6 | 30 | R5 |
| 31 | R4 | 32 | R3 |
| 33 | R2 | 34 | R1 |
| 35 | R0 | 36 | GND |
| 37 | DCLK | 38 | GND |
| 39 | L/R | 40 | U/D |
| 41 | VGH | 42 | VGL |
| 43 | AVDD | 44 | RESET |
| 45 | NC | 46 | VCOM |
| 47 | DITHB | 48 | GND |
| 49 | NC | 50 | NC |
| Pin | Signal | Pin | Signal |
| 1 | VLED- | 2 | VLED+ |
| 3 | GND | 4 | VDD |
| 5 | R0 | 6 | R1 |
| 7 | R2 | 8 | R3 |
| 9 | R4 | 10 | R5 |
| 11 | R6 | 12 | R7 |
| 13 | G0 | 14 | G1 |
| 15 | G2 | 16 | G3 |
| 17 | G4 | 18 | G5 |
| 19 | G6 | 20 | G7 |
| 21 | B0 | 22 | B1 |
| 23 | B2 | 24 | B3 |
| 25 | B4 | 26 | B5 |
| 27 | B6 | 28 | B7 |
| 29 | GND | 30 | DCLK |
| 31 | DISP | 32 | HS |
| 33 | VS | 34 | DE |
| 35 | NC | 36 | GND |
| 37 | X_R | 38 | Y_B |
| 39 | X_L | 40 | Y_T |
| Pin | Signal | Pin | Signal |
| 1 | VCC(3.3/5/12V) | 2 | VCC(3.3/5/12V) |
| 3 | VCC(3.3/5/12V) | 4 | NC |
| 5 | GND | 6 | GND |
| 7 | TXO0- | 8 | TXO0+ |
| 9 | TXO1- | 10 | TXO1+ |
| 11 | TXO2- | 12 | TXO2+ |
| 13 | GND | 14 | GND |
| 15 | TXOCLK- | 16 | TXOCLK+ |
| 17 | TXO3- | 18 | TXO3+ |
| 19 | NC | 20 | NC |
| Pin | Signal |
| 1 | GND |
| 2 | GND |
| 3 | PWM/Vadj |
| 4 | ON/OFF |
| 5 | +12V/5V |
| 6 | +12V/5V |
We provide targeted engineering customization for industrial equipment manufacturers to solve personalized display integration challenges, supporting full-process customization from hardware to software:
- Display Parameter Customization: Custom LCD timing parameters, resolution adaptation, and display frame rate optimization.
- Personalized UI Interface: Exclusive boot logos, startup animations, and OSD (On-Screen Display) menu modifications.
- Power & Backlight Optimization: Backlight brightness curve tuning and power-on sequence optimization.
- Interface & Cable Matching: Custom matching for TTL/RGB signal cables and FPC connectors.
- Exclusive Branding & Software: PCB silk-screen logo printing, private label packaging, and exclusive firmware development.
- Mechanical Structure Adaptation: Mechanical structure adaptation and custom mounting hole positions.
A: The board supports a wide range of TTL/RGB TFT LCD panels. Our engineering team can configure the firmware based on your specific LCD model.
A: Yes. We provide customized firmware services, covering timing parameters, resolution, boot logos, display orientation, and OSD (On-Screen Display) settings.
A: Yes. It features an integrated LED backlight driver, which significantly simplifies system integration.
A: Absolutely. It is specifically designed for long-term industrial operation, featuring stable power management and reliable signal transmission.
A: Yes. We support firmware customization for TFT LCDs of various sizes and resolutions.
A: Yes. We can supply customers with HDMI cables, LVDS cables, FPC ribbons, and custom wiring harnesses.
A: Yes. We offer private labeling, custom PCB silk-screen markings, customized packaging, and exclusive firmware services.
A: It is widely used in industrial automation, medical equipment, laboratory instruments, transportation, embedded systems, kiosks, and smart control devices.
Factory Address: No. 39, Tangkeng 2nd Road, Tangkeng Community, Biling Sub-district, Pingshan District, Shenzhen
Year Established: 2009
Factory Scale: Area of 3,000+ square meters / 50+ employees
Key Certifications: ISO9001, ISO13485, IATF16949
WhatsApp: +86 150 0209 4095
Address
No. 39, Tangkeng 2nd Road, Tangkeng Community, Biling Sub-district, Pingshan District, Shenzhen City, Guangdong Province, China
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