Library for Akizuki MCP3425 ADC module
Fork of MCP3425 by
Library for MCP3425 ADC module from Akizuki-denshi.
MCP3425.h
- Committer:
- sakurahilljp
- Date:
- 2016-04-12
- Revision:
- 1:5ac344aa0aac
- Parent:
- 0:b7bc51be525f
- Child:
- 2:7375e645e806
File content as of revision 1:5ac344aa0aac:
//********************** // MCP3425.h for mbed // // (C)Copyright 2014 All rights reserved by Y.Onodera // http://einstlab.web.fc2.com //********************** #ifndef MCP3425_H_ #define MCP3425_H_ #define MCP3425_ADDR (0xD0) #include "mbed.h" #include "typedef.h" typedef union { unsigned char UC; struct { unsigned char G:2; // 00=1, 01=2, 10=4, 11=8 Gain unsigned char S:2; // 00=12bits, 01=14bits, 10=16bits unsigned char OC:1; // 0=One-shot, 1=Continuous unsigned char C:2; // NA unsigned char RDY:1; // wrinting 1=Initiate, reading 0=Ready } bit; } CONFIG; class MCP3425{ public: MCP3425 (PinName sda, PinName scl); MCP3425 (I2C& p_i2c); void init(); short get(); // Returns AD code float read(); // Returns voltage protected: static const float VREF; I2C _i2c; CONFIG config; WORD_VAL ad; char buf[3]; }; #endif /* MCP3425_H_ */