MR228A TTL/SPI Controller

Description

MR-228A TTL Sub-Control System utilizes a more advanced FPGA chip, supporting higher processing speed and larger storage space, with the capability to expand and support additional loaded channels. It supports 8-port output and a maximum frame rate output of 120Hz. Key features include over-current and over-voltage protection, surge protection up to 1.5KV, making it suitable for long-term operation in harsh environments with extreme temperatures.

I. Features

1. Protocol and Compatibility:

   • MR-228A supports TTL Serial Zero Code Protocol and Multi-Chip Selection.
   • Output is compatible with TTL level signal and offers a dual mode with a differential signal.

2. Cascading and Grayscale:

   • Infinite cascading transmission without any cascade number limit.
   • Supports 32-65536 Grayscale 16Bit, enabling detailed image restoration.

3. Color Control:

   • Independent brightness control of 3 primary colors, facilitating easy white balance adjustment.
   • Supports various color mixing controls, including R, RB, RGB, RGBW, RGBWY, and multi-color options.

4. Gamma Correction and Frame Rate:

   • Accurate gamma correction algorithm in line with human visual sense.
   • Supports a 120Hz frame rate for high-definition display and 3D requirements.

5. Communication and Display:

   • Uses Ethernet interface and UDP protocol with a range of 100 meters.
   • LCD display module shows controller parameters and status in real-time.

6. Chip Control and Output:

   • Integrated chip control with the ability to change chip type, clock frequency, duty cycle, and gray scale level through software settings.
   • 8-port output with an unlimited number of single-port load points and self-test capabilities.

7. Backup and Protection:

   • Supports dual backup to ensure continuous operation in case of controller failure or disconnected displays.
   • Features device port anti-interference and leakage design.
   • Overcurrent and overvoltage protection for long-term operation.

8. Network and Environmental Support:

   • Network adaptive or mandatory 100M settings to support more loading.
   • Equipment network port, port output, and surge protection up to 1.5KV.
   • Operates in severe working environments ranging from -40℃ to 80℃ without failure.

II. Output Port Definition:

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