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ICACHE_RAM_ATTR missing in callback function definition #2

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Kortenbach opened this issue Nov 23, 2021 · 0 comments
Open

ICACHE_RAM_ATTR missing in callback function definition #2

Kortenbach opened this issue Nov 23, 2021 · 0 comments

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@Kortenbach
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Hi,

I believe you need to use macro ICACHE_RAM_ATTR in the definition of your interrupt callback function.
ESP32 and 8266 use EEPROM for their program data. EEPROM access is not "thread safe".

Best regards,
Bert Kortenbach
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@Kortenbach