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User Interface

How this block appears in a Simulink model?

What can be configured?

Output block

Output of IRQ Custom Code block is function-call signal. When interrupt activated, it generates function-call to execute the block in function-call subsystem.

When to use this block?

When you want to add your own custom asynchronous (interrupt) C code to the system.

How does this block work?

1. IRQ Handler

- Define the prototype of interrupt handler routine (without semi-colon ";" )

- An example for interrupt handle for External Interrupt line 0: void EXTI0_IRQHandler(void)

2. See Basic Custom code for explanation of Mask parameters of the block.

Demo

IRQ Custom Code demo