pub fn into_blocking(self) -> UsbSerialJtag<'d, Blocking> {
        crate::interrupt::disable(Cpu::current(), Interrupt::USB_DEVICE);
        UsbSerialJtag {
            rx: UsbSerialJtagRx {
                peripheral: self.rx.peripheral,
                phantom: PhantomData,
            },
            tx: UsbSerialJtagTx {
                peripheral: self.tx.peripheral,
                phantom: PhantomData,
            },
        }
    }
Reconfigure the USB Serial JTAG peripheral to operate in blocking
mode.
esp-hal/src/usb_serial_jtag.rs