![]() ![]() the fourth hex digit of the 16-bit number end case Įnd process Now, let's use it for displaying a counting hexadecimal number on the 4-digit seven-segment display on Basys 3 FPGA. The MAX7219/MAX7221 are compact, serial input/output common-cathode display drivers that interface microprocessors (Ps) to 7-segment numeric LED displays of up to 8 digits, bar-graph displays, or 64 individual LEDs. LED_BCD <= displayed_number( 3 downto 0) Contact with any questions regarding this Sample Site. activate LED4 and Deactivate LED2, LED3, LED1 ![]() 7-segment display controller - generate refresh period of 10.5ms process(clock_100Mhz,reset) ![]()
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