Description
MRV300 is the receiving card of Nova with 28-group data mode.
Specifications V2.1.1
Firmware V4.6.0.0
Update Notes V4.6.0.0
MRV300-1: Standard model, male connector on top (USA model number)
MRV300-2: Male connector on bottom
（1） Single card outputs 16-group of RGBR ‘data;
（2） Single card outputs 20-group of RGB data;
（3） Single card outputs 64-group of serial data;
（4） Single card support resolution 256×220;
（5） Support configuration file readback;
（6） Support program copy;
（7） Support temperature monitoring.
（8） Support Ethernet cable communication status detection;
（9） Support power supply voltage detection;
（10） Support pixel by pixel brightness and chromaticity calibration.
（11） Brightness and chromaticity calibration coefficients for each LED;
（12） Support pre-store picture setting;
（13） Comply with EU RoHs standard;
（14） Comply with EU CE-EMC standard;
| Product Model | MRV210 | MRV220 | MRV300 | MRV328 | MRV366 | MRV560 |
| Resolution(PWM IC) | 256x226 | 256x226 | 256x226 | 256x256 | 512x256 | 256x226 |
| RGB Parallel Data Group | 24/20 | 24/28 | 20 | 16 | 32 | 20 |
| RGBR’ Data Group | 16 | 16 | 16 | |||
| Serial Data Group | 64 | 64 | 64 | |||
| Configuration file read back | √ | √ | √ | √ | ||
| Temperature monitoring | √ | √ | √ | √ | ||
| Ethernet cable communication status detection | √ | √ | √ | √ | ||
| Power supply voltage detection | √ | √ | √ | √ | ||
| High gray-scale, high-refresh-rate, and high and low brightness mode refresh |
√ | √ | √ | √ | ||
| Pixel-by-pixel brightness and chromaticity calibration and brightness and chromaticity calibration coefficients for each LED |
√ | √ | √ | √ | ||
| Comply with EU RoHs standard | √ | √ | √ | √ | √ | √ |
| Comply with EU CE-EMC standard | √ | √ | √ | √ |