Included impedance topic.

Cargo.lock

@@ -74,6 +74,7 @@ dependencies = [
  "embassy-time",
  "embassy-usb",
  "embedded-hal 1.0.0",
+ "libm",
  "panic-probe",
  "postcard-rpc",
  "static_cell",
@@ -719,6 +720,12 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39"
 
+[[package]]
+name = "libm"
+version = "0.2.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f9fbbcab51052fe104eb5e5d351cf728d30a5be1fe14d9be8a3b097481fb97de"
+
 [[package]]
 name = "litrs"
 version = "0.4.1"