Add page about debugging with cargo-embed.

src/bare-metal/microcontrollers/debugging.md

@@ -0,0 +1,38 @@
+# Debugging
+
+Embed.toml:
+
+```toml
+[default.general]
+chip = "nrf52833_xxAA"
+
+[debug.gdb]
+enabled = true
+```
+
+In one terminal:
+
+```sh
+cargo embed --bin board_support debug
+```
+
+In another terminal:
+
+```sh
+gdb-multiarch target/thumbv7em-none-eabihf/debug/board_support --eval-command="target remote :1337"
+```
+
+<details>
+
+In GDB, try running:
+
+```gdb
+b src/bin/board_support.rs:28
+b src/bin/board_support.rs:29
+b src/bin/board_support.rs:31
+c
+c
+c
+```
+
+</details>

src/bare-metal/microcontrollers/examples/Embed.toml

@@ -1,2 +1,8 @@
 [default.general]
 chip = "nrf52833_xxAA"
+
+[debug.gdb]
+enabled = true
+
+[debug.reset]
+halt_afterwards = true