Novastar MRV470-1/MRV470-2/MRV470-3/MRV470-4 EMC LED Display Receiving Card Features:
MRV470 is the EMC version of MRV270 with its effective reduction of the electromagnetic radiation of the whole system.
1) Single card outputs 24-group of data;
2) Single card support resolution 256×226；
3) MOM can store calibration coefficient and the LED module information;
4) Configuration file read back;
5) Temperature monitoring.
6) Ethernet cable communication status detection;
7) Power supply voltage detection;
8) High gray scale and high refresh rate;
9) Pixel-by-pixel brightness and chromaticity calibration.
10) Brightness and chromaticity calibration coefficients for each LED;
11) Pre-store picture setting;
12) Comply with EU CE-EMC Class B standard;
13) Comply with RoHS standard.
J2(Connector interface of networkports)：
| 2 | 4 | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 |
| A0+ | A1+ | A2+ | A3+ | B0+ | B1+ | B2+ | B3+ | GND | VCC |
| 1 | 3 | 5 | 7 | 9 | 11 | 13 | 15 | 17 | 19 |
| A0- | A1- | A2- | A3- | B0- | B1- | B2- | B3- | GND | VCC |
J9（Indicator Socket）：
| 1 | 2 | 3 | 4 | 5 |
| STA_LED | LED +/3.3V | PWR_LED – | KEY + | KEY -/GND |
J4（MOM Interface）：
| GND | 1 | 2 | SPI_CS |
| SPI_CLK | 3 | 4 | SPI_MOSI |
| CODE0 | 5 | 6 | H164_CSD |
| CODE1 | 7 | 8 | H164_CLK |
| CODE2 | 9 | 10 | |
| 11 | 12 | CODE3 | |
| CODE4 | 13 | 14 | |
| 15 | 16 | SPI_MISO | |
| 17 | 18 | ||
| 19 | 20 | GND |
Download Specification：
Novastar-MRV470-series-LED-display-receiving-card-specifications
