Add ESP32C6 example (#96)

Built on top of #83. The client does not work on Windows due to berkowski/tokio-serial#71 - it's annoying but workable in WSL using usbipd.

Author: bugadani

ci.sh

@@ -4,6 +4,7 @@ set -euxo pipefail
 rustup target add \
     thumbv6m-none-eabi \
     thumbv7em-none-eabihf \
+    riscv32imac-unknown-none-elf \
     wasm32-unknown-unknown
 
 # Host + STD checks
@@ -75,6 +76,9 @@ cargo build \
 cargo build \
     --manifest-path example/nrf52840-serial/Cargo.toml \
     --target thumbv7em-none-eabihf
+cargo build \
+    --manifest-path example/esp32c6-serial/Cargo.toml \
+    --target riscv32imac-unknown-none-elf
 
 # Test Project
 cargo test \

example/esp32c6-serial/.cargo/config.toml

@@ -0,0 +1,17 @@
+[target.riscv32imac-unknown-none-elf]
+runner = "probe-rs run --chip=esp32c6 --preverify --always-print-stacktrace --no-location --catch-hardfault"
+
+[env]
+DEFMT_LOG="info"
+
+[build]
+rustflags = [
+  # Required to obtain backtraces (e.g. when using the "esp-backtrace" crate.)
+  # NOTE: May negatively impact performance of produced code
+  "-C", "force-frame-pointers",
+]
+
+target = "riscv32imac-unknown-none-elf"
+
+[unstable]
+build-std = ["core"]

example/esp32c6-serial/.gitignore

@@ -0,0 +1,18 @@
+# Generated by Cargo
+# will have compiled files and executables
+debug/
+target/
+.vscode/
+
+# These are backup files generated by rustfmt
+**/*.rs.bk
+
+# MSVC Windows builds of rustc generate these, which store debugging information
+*.pdb
+
+# RustRover
+#  JetBrains specific template is maintained in a separate JetBrains.gitignore that can
+#  be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore
+#  and can be added to the global gitignore or merged into this file.  For a more nuclear
+#  option (not recommended) you can uncomment the following to ignore the entire idea folder.
+#.idea/