There are seveal books on assembly language programming for various Raspberry Pi systems, such as: https://blog.adafruit.com/2021/09/21/an-interview-with-steph

There are seveal books on assembly language programming for various Raspberry Pi systems, such as: https://blog.adafruit.com/2021/09/21/an-interview-with-stephen-smith-author-of-rp2040-assembly-language-programming-python-code/ https://blog.adafruit.com/2021/09/21/an-interview-with-steph...