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MQ2.h 907 B

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  1. /*
  2. * Copyright (c) 2020  Jinan Bosai Network Technology Co., Ltd.
  3. * Licensed under the Apache License, Version 2.0 (the "License");
  4. * you may not use this file except in compliance with the License.
  5. * You may obtain a copy of the License at
  6. *
  7. * http://www.apache.org/licenses/LICENSE-2.0
  8. *
  9. * Unless required by applicable law or agreed to in writing, software
  10. * distributed under the License is distributed on an "AS IS" BASIS,
  11. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12. * See the License for the specific language governing permissions and
  13. * limitations under the License.
  14. */
  15. #ifndef __E53_SF1_H__
  16. #define __E53_SF1_H__
  17. typedef enum
  18. {
  19. OFF = 0,
  20. ON
  21. } SwitchStatus;
  22. void BoardInit(void);
  23. void MQ2PPMCalibration(void);
  24. int GetMQ2PPM(float *ppm);
  25. void BeepStatusSet(SwitchStatus status);
  26. void LedStatusSet(SwitchStatus status);
  27. #endif /* __E53_SF1_H__ */