CTL_STATUS_t platform_set_multi_digital_pin_speed(const unsigned char *pins, int mode);
platform_set_multi_digital_pin_speed iterates over the list of pins pins and sets each listed pin's speed to speed using platform_set_digital_pin_speed. The pin list pins must be terminated by PLATFORM_END_OF_LIST. If any pin cannot be configured, platform_set_multi_digital_pin_speed immediately returns the status.