Method write

libraries/AP_HAL_ChibiOS/GPIO.cpp:252–272

}

void GPIO::write(uint8_t pin, uint8_t value)
{
    struct gpio_entry *g = gpio_by_pin_num(pin);
    if (g) {
        if (g->is_input) {
            // control pullup/pulldown
            g->mode = value==1?PAL_MODE_INPUT_PULLUP:PAL_MODE_INPUT_PULLDOWN;
            palSetLineMode(g->pal_line, g->mode);
        } else if (value == PAL_LOW) {
            palClearLine(g->pal_line);
        } else {
            palSetLine(g->pal_line);
        }
        return;
    }
#if HAL_WITH_IO_MCU
    if (AP_BoardConfig::io_enabled() && iomcu.valid_GPIO_pin(pin)) {
        iomcu.write_GPIO(pin, value);
    }
#endif
}

void GPIO::toggle(uint8_t pin)
{