Add RP2350 package to i2c-passthru example

ci.sh

@@ -5,10 +5,11 @@ set -euxo pipefail
 # Ensure the book builds
 mdbook build book
 
-# Template builds for RP2040 and nRF52840
+# Template builds for RP2040, RP2350 and nRF52840
 rustup target add \
     thumbv6m-none-eabi \
-    thumbv7em-none-eabihf
+    thumbv7em-none-eabihf \
+    thumbv8m.main-none-eabihf 
 
 # API ICD
 cargo check \
@@ -97,6 +98,11 @@ cargo build \
     --target thumbv6m-none-eabi \
     --profile ci
 
+cargo build \
+    --manifest-path examples/i2c-passthru/rp2350/Cargo.toml \
+    --target thumbv8m.main-none-eabihf \
+    --profile ci
+
 cargo build \
     --manifest-path examples/i2c-passthru/demo/Cargo.toml \
     --profile ci

examples/i2c-passthru/rp2350/.cargo/config.toml

@@ -0,0 +1,17 @@
+[target.'cfg(all(target_arch = "arm", target_os = "none"))']
+# If you have an SWD debugfer, you can uncomment this line:
+# runner = "probe-rs run --chip RP235x --speed 12000 --protocol swd"
+
+# If you don't, you can put the pico into the USB loader, and use this
+# line instead:
+runner = "picotool load -x -t elf"
+
+[build]
+target = "thumbv8m.main-none-eabihf"
+
+[env]
+DEFMT_LOG = "debug"
+
+[unstable]
+build-std = ["core"]
+build-std-features = ["panic_immediate_abort"]