Further reading
For more information, refer to the following resources:
- Cortex-M processor comparison table: https://developer.arm.com/documentation/102787/
- Cortex-M55 Helium explanation: https://developer.arm.com/Architectures/Helium
- Ethos-U55 resources to understand more about NPUs: https://developer.arm.com/Processors/Ethos-U55
- Armv8-M architecture reference manual: https://developer.arm.com/documentation/ddi0553/
- Armv7-M architecture reference manual: https://developer.arm.com/documentation/ddi0403/
- Armv6-M architecture reference manual: https://developer.arm.com/documentation/ddi0419/