KYStar R12 LED receiving card
The KYStar R12, identified as a Kommander Gold Card Series model in its specification, connects an LED control system to compatible display modules. It has twelve 16-pin module interfaces and outputs 24 groups of RGB data.
Pixel capacity and correction
The feature list states a maximum single-card load of 512 × 512 pixels, with correction data supported up to 512 × 320 pixels. The machine-specification table lists 512 × 320 as the carrying area. For a design using correction data, use the documented 512 × 320 limit; confirm the configuration before planning a larger uncorrected load.
Point-by-point brightness and chromaticity correction includes low-gray compensation. The card supports general-purpose, PWM and double-latch driver chips, low-brightness grayscale display and flexible pixel placement.
Technical specifications
| Parameter | Specification |
|---|---|
| Module outputs | 12 × 16-pin interfaces, JH1–JH12 |
| RGB data groups | 24 |
| Maximum load in feature list | 512 × 512 pixels |
| Load with correction data | 512 × 320 pixels |
| Network ports | 2 × Gigabit Ethernet; either can be input or output |
| Input supply | 3.5–6 V; power connectors are marked 5 V and GND |
| Working current | 0.6–1.0 A |
| Operating temperature | −10–70°C |
| Operating humidity | 0–95% |
| Receiving cards per network-cable cascade | Fewer than 200, as listed in the specification |
| Maintenance | Configuration readback, one-click repair, network and cable-sequence detection |
Replacement and configuration
Check the module pin assignment and driver-chip configuration before replacing a card. Save or read back the existing configuration where available. The card includes program write protection and a test button; use the linked PDF for the connector definitions.
Frequently asked questions
Does the R12 support 512 × 512 pixels with correction?
The PDF lists 512 × 512 as the maximum load, but limits correction-data support to 512 × 320. Its machine table also lists 512 × 320 as the carrying area.
How many module interfaces does the R12 have?
It has twelve 16-pin module interfaces and outputs 24 groups of RGB data.
Which Ethernet port is the input?
The specification states that the two Gigabit Ethernet ports are not fixed as input or output.
Can I restore settings after replacing an R12?
The card supports configuration readback and one-click repair. Confirm the replacement model, pinout and module configuration, and retain the existing settings before replacement.

Download Specification:
Kystar R12 LED Display Screen Receiver Card Specification




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