The CLK input is connected to one of 16 multiplexer otputs, with number that you have assigned in the configurator (0-15). MAX7219 LED display driver and TM1637 LED display driverĮach display module build on MAX7219 driver has 3 input control signal (besides power lines) - CLK, DIN ("D") and CS ("L"). The multiplexer will be assigned and then you can add (connect) a displays of needed type to any of 16 MUX outputs (number 1 is assigned as MAX7219 in the example below): Wiring the 7-segment modules to the multiplexerĬonnect output multiplexer board as described below, to 4 address lines, SIG (S) line and assigned in the configurator output control pin. Multiplexed connectionīefore assigning displays you need to "connect" output extension in the configurator - just click on the "empty" pin that you want to use as control signal and click Output Multiplexer button. It depends on the connection methods you will be using ( an output multiplexer, direct connection or combined), see below for details. ![]() You can connect as many indicators of different types and sizes as you need to have in your cockpit. ![]() RealSimControl directly supports the most commonly used 7-segment display modules based on the MAX7219, TM1637 and HC595 shift registers, as well as custom displays built on 16-bit LED drivers or shift registers.
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