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learn:programmable-logic:tutorials:use-flip-flops-to-build-a-clock-divider:start [2021/06/09 00:28] – Arthur Brownlearn:programmable-logic:tutorials:use-flip-flops-to-build-a-clock-divider:start [2023/04/18 16:06] (current) – [Prerequisites] Martha
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 ===== Prerequisites ==== ===== Prerequisites ====
   * Have the Xilinx ISE WebPACK installed.    * Have the Xilinx ISE WebPACK installed. 
-  * Set up your FPGA board.+  * Set up your [[https://digilent.com/shop/boards-and-components/system-boards/fpga-boards/|FPGA board]].
   * Be able to describe a digital circuit using logic operators.   * Be able to describe a digital circuit using logic operators.
   * Be able to write test bench and simulate circuits using ISim.   * Be able to write test bench and simulate circuits using ISim.
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   - Can you add two switches to control how fast the LED blinks: Say, if switch[1:0] is 0, LED blink frequency is 0.745 Hz; if switch[1:0] is 1, LED blink frequency is 1.49 Hz; if switch[1:0] is 2, LED blink frequency is 2.98 Hz; if switch[1:0] is 3, LED blink frequency is 5.96 Hz.   - Can you add two switches to control how fast the LED blinks: Say, if switch[1:0] is 0, LED blink frequency is 0.745 Hz; if switch[1:0] is 1, LED blink frequency is 1.49 Hz; if switch[1:0] is 2, LED blink frequency is 2.98 Hz; if switch[1:0] is 3, LED blink frequency is 5.96 Hz.
  
-{{tag>learn programmable-logic project nexys-4 nexys-3 nexys-2 basys-3 basys-2 flip-flops clock divider}}+{{tag>learn programmable-logic project nexys-4 nexys-3 nexys-2 basys-2 flip-flops clock divider}}