blob: ea18f1793e4d0d69550d0713ac9baab332a11915 [file] [log] [blame]
// Copyright 2022 The Pigweed Authors
// Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy of
// the License at
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations under
// the License.
#include "pw_digital_io_pico/digital_io.h"
#include "hardware/gpio.h"
#include "pico/stdlib.h"
#include "pw_status/status.h"
namespace pw::digital_io {
PicoDigitalOut::PicoDigitalOut(uint32_t pin) : pin_(pin) {}
// pw::digital_io::DigitalOut implementation:
Status PicoDigitalOut::DoEnable(bool enable) {
if (!enable) {
// Added later:
// which first appeared in Pico SDK 1.3.0.
// Cannot find a way to check Pico SDK version at compile time.
// gpio_deinit(pin_);
return Status::Unavailable();
gpio_set_dir(pin_, GPIO_OUT);
return OkStatus();
Status PicoDigitalOut::DoSetState(State level) {
gpio_put(pin_, level == State::kActive);
return OkStatus();
} // namespace pw::digital_io