Function usb_timer_oneshot

src/usb_serial.rs:50–55

()

}

fn usb_timer_oneshot() {
    let timer_val = read_word(USB + 0x84) & 0xFFDFFF;
    if timer_val == 0 {
        assign(USB + 0x84, (1 << 31) | (1 << 30));
    }
}

fn handle_irq(irq_status: u32) {
    if (irq_status & TI0) > 0 {