We got a whole box of stm32's

In less than one hour we had Rust running on it

And the last week a same day a shield with canbus and usb have been developed and produced and did it well on the 446

Some specs

• ARM cortex m4 180 MHz with FP unit
• ½M flash, 128 kB sram
• two canbus
• i2c etc etc etc

More here here