start on motor mod.

.cargo/config.toml

@@ -3,35 +3,10 @@
 # runner = "qemu-system-arm -cpu cortex-m3 -machine lm3s6965evb -nographic -semihosting-config enable=on,target=native -kernel"
 
 [target.'cfg(all(target_arch = "arm", target_os = "none"))']
-# uncomment ONE of these three option to make `cargo run` start a GDB session
-# which option to pick depends on your system
-# runner = "arm-none-eabi-gdb -q -x openocd.gdb"
-# runner = "gdb-multiarch -q -x openocd.gdb"
-# runner = "gdb -q -x openocd.gdb"
-
-rustflags = [
-  # Previously, the linker arguments --nmagic and -Tlink.x were set here.
-  # They are now set by build.rs instead. The linker argument can still
-  # only be set here, if a custom linker is needed.
-
-  # By default, the LLD linker is used, which is shipped with the Rust
-  # toolchain. If you run into problems with LLD, you can switch to the
-  # GNU linker by uncommenting this line:
-  # "-C", "linker=arm-none-eabi-ld",
-
-  # If you need to link to pre-compiled C libraries provided by a C toolchain
-  # use GCC as the linker by uncommenting the three lines below:
-  # "-C", "linker=arm-none-eabi-gcc",
-  # "-C", "link-arg=-Wl,-Tlink.x",
-  # "-C", "link-arg=-nostartfiles",
-]
+rustflags = []
 
 [build]
-# Pick ONE of these default compilation targets
-# target = "thumbv6m-none-eabi"        # Cortex-M0 and Cortex-M0+
-#target = "thumbv7m-none-eabi"        # Cortex-M3
-# target = "thumbv7em-none-eabi"       # Cortex-M4 and Cortex-M7 (no FPU)
- target = "thumbv7em-none-eabihf"     # Cortex-M4F and Cortex-M7F (with FPU)
-# target = "thumbv8m.base-none-eabi"   # Cortex-M23
-# target = "thumbv8m.main-none-eabi"   # Cortex-M33 (no FPU)
-# target = "thumbv8m.main-none-eabihf" # Cortex-M33 (with FPU)
+target = "thumbv7em-none-eabihf"     # Cortex-M4F and Cortex-M7F (with FPU)
+
+[env]
+PROBE_RS_CHIP = "STM32F302R8Tx"

src/main.rs

@@ -1,14 +1,15 @@
 #![no_std]
 #![no_main]
 
-extern crate panic_halt; // you can put a breakpoint on `rust_begin_unwind` to catch panics
-
 use stm32f3xx_hal::{self as hal, adc, pac, prelude::*};
 
-use defmt_rtt as _;
+use {defmt_rtt as _, panic_halt as _};
 
 static POT_MAX: u16 = 4095;
 
+mod motor;
+//use motor::*;
+
 #[cortex_m_rt::entry]
 fn main() -> ! {
     let sp = pac::Peripherals::take().unwrap();

src/motor.rs

@@ -0,0 +1,3 @@
+// whee
+
+pub struct Motor {}