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Add note about QEMU UART.

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Andrew Walbran 2023-03-08 13:57:50 +00:00
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commit 790f4c88d5
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src/bare-metal/aps/uart.md
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@ -1,5 +1,9 @@
# Let's write a UART driver # Let's write a UART driver
The QEMU 'virt' machine has a [PL011][1] UART, so let's write a driver for that.
```rust,editable,compile_fail ```rust,editable,compile_fail
{{#include examples/src/pl011.rs:Example}} {{#include examples/src/pl011.rs:Example}}
``` ```
[1]: https://developer.arm.com/documentation/ddi0183/g