AnalogOut.cpp

00001 /* mbed Microcontroller Library
00002  * Copyright (c) 2006-2019 ARM Limited
00003  * SPDX-License-Identifier: Apache-2.0
00004  *
00005  * Licensed under the Apache License, Version 2.0 (the "License");
00006  * you may not use this file except in compliance with the License.
00007  * You may obtain a copy of the License at
00008  *
00009  *     http://www.apache.org/licenses/LICENSE-2.0
00010  *
00011  * Unless required by applicable law or agreed to in writing, software
00012  * distributed under the License is distributed on an "AS IS" BASIS,
00013  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00014  * See the License for the specific language governing permissions and
00015  * limitations under the License.
00016  */
00017 
00018 #include "drivers/AnalogOut.h"
00019 
00020 #if DEVICE_ANALOGOUT
00021 
00022 namespace mbed {
00023 
00024 void AnalogOut::write(float value)
00025 {
00026     lock();
00027     analogout_write(&_dac, value);
00028     unlock();
00029 }
00030 
00031 void AnalogOut::write_u16(unsigned short value)
00032 {
00033     lock();
00034     analogout_write_u16(&_dac, value);
00035     unlock();
00036 }
00037 
00038 float AnalogOut::read()
00039 {
00040     lock();
00041     float ret = analogout_read(&_dac);
00042     unlock();
00043     return ret;
00044 }
00045 
00046 } // namespace mbed
00047 
00048 #endif // DEVICE_ANALOGOUT