FUNCTION_BLOCK LED_HMI

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for a brief description.

As shown below, an instance of this composite function block type provides a set of four simulated LEDs for use in display configurations such as FLASHER_TEST, FLASHER_TESTD and FLASHER_TESTR.

The screenshot above shows the results of the following test procedure:

  1. An instance of the FB type is launched from a test window using the FBDK.
  2. The FB is initialized by setting the C0 input to red and the C1 input to green, then clicking the INIT event input button.
  3. The LED0 and LED1 inputs are set to TRUE (ON) by clicking the corresponding check boxes.
  4. The outputs are set to the corresponding colors by clicking the REQ event input button.
LED_HMI