#![no_main]#![no_std]use panic_halt;use microbit::hal::nrf51::{interrupt, GPIOTE, UART0};use microbit::hal::prelude::*;use microbit::hal::serial;use microbit::hal::serial::BAUD115200;use cortex_m::interrupt::Mutex;use cortex_m::peripheral::Peripherals;use cortex_m_rt::entry;use core::cell:……