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Associate II
September 12, 2025
Solved

IPCC Activated IPCC_C2_RX_C2_TX_IRQn error occurs

  • September 12, 2025
  • 2 replies
  • 525 views

I'm starting a project using the STM32WL55JCI7 chip, but I'm getting the following error. How do I fix this?

An error occurs when compiling with IPCC Activated checked

Description Resource Path Location Type
'IPCC_C2_RX_C2_TX_IRQn' undeclared (first use in this function); did you mean 'IPCC_C1_TX_IRQn'? ipcc.c /STM32WL55JCI7_CM0PLUS/Core/Src line 63 C/C++ Problem

Best answer by STTwo-32

Hello @haenes_joo 

This question has been answered here. If so, please select this post as best answer to close the ticket and give the solution more visibility.

PS: this issue has been also escalated internally to be solved on the future (under internal ticket number 217452).

Best Regards.

STTwo-32

2 replies

STTwo-32
STTwo-32Best answer
Technical Moderator
September 15, 2025

Hello @haenes_joo 

This question has been answered here. If so, please select this post as best answer to close the ticket and give the solution more visibility.

PS: this issue has been also escalated internally to be solved on the future (under internal ticket number 217452).

Best Regards.

STTwo-32

Associate II
September 23, 2025

Yes, I solved it. Thank you.