How does the LED dot matrix card connect to a computer?
You should be synchronous card, famous LSN, is plugged into the PCI slot of a computer's graphics card, also installed, and then set a copy mode or extension mode on the line
The wireless receiving module through the LPC93 control 1 single-chip nRF905 transceiver chip to receive data through the bus, and stored in the serial EEPROM, all data after receiving according to the display from the EEPROM out of the data transmitted through a bus to the corresponding LED display module for display. NRF905 supports multiple chip reception and receives data matching its own address
The function of the upper PC computer is to receive input information from the user and send it to the wireless transmitter module through the RS-232 serial port. The PC management module and the system user direct communication platform, users in the LED dot matrix display text input through the PC machine, you can choose from the static, to move up, from right to left shift, flashing display mode, can also change the font, speed etc..
