Interrupt Service Routine Template (isr_pseudocode)

In order to work with the OS kernel ISRs must follow the template defined in isr_pseudocode.

Briefly an ISR MUST
  1. Invoke SAVE_CONTEXT
  2. increment int_nest by 1 (INC)
  3. Save SP
  4. Do ISR specific stuff
  5. call os_int_exit
  7. Return (RETI)

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Micro RTOS Documentation by Aliasgar Lokhandwala is licensed under a Creative Commons Attribution-Non-Commercial-Share Alike 3.0 License.
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