Hello, I’m trying to add a custom board on PlatformIO (a STM32F334K6 ) I followed this doc, add a JSON file: { "build": { "core": "stm32", "cpu": "cortex-m4", "extra_flags": "-DSTM32F3 -DSTM32F334x6", "f_cpu": "72000000L", "mcu": "stm32f334k6t7", "product_line": "stm32f33…

[image] AlexRey: Warning! Cannot find a linker script for the required board! An auto-generated script will be used to link firmware! This should be still fine, it then generates a default script then with known RAM and FLASH sizes. If you want to be sure to use the same LDScript as from STM…

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Problem to add board STM32F334K6

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maxgerhardt December 10, 2020, 8:49pm 3

Then the product_line value is wrong, because this is how the startup script is deduced. I’ll have a look.