beginner/README.md: add todo

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Lotte Steenbrink 2020-06-24 15:55:40 +02:00
parent 21a4321634
commit 4e246e03af

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@ -426,6 +426,7 @@ The `thumb` targets listed above are all the currently supported ARM Cortex-M ta
The ARM Cortex-M ISA is backwards compatible so for example you could compile a program using the `thumbv6m-none-eabi` target and run it on an ARM Cortex-M4 microcontroller. This will work but using the `thumbv7em-none-eabi` results in better performance (ARMv7-M instructions will be emitted by the compiler) so it should be preferred. The opposite, compiling for `thumbv7em-none-eabi` and running the resulting
> TODO delete or finish last sentence
#### 2. Its memory layout.