Koichi Kikkawa / INA226_abc

abc

INA226.hpp@4:15402b7eddf7, 2020-08-21 (annotated)

Committer:
MPPT51
Date:
Fri Aug 21 08:28:43 2020 +0000
Revision:
4:15402b7eddf7
Parent:
3:a122073b93e2 
20200821_motacon_ver4

Who changed what in which revision?

UserRevisionLine numberNew contents of line
tosihisa 1:e0ebc6af5e04 1 /**
tosihisa 1:e0ebc6af5e04 2 * @section LICENSE
tosihisa 0:3a05c5755625 3 * Released under the MIT License: http://mbed.org/license/mit
tosihisa 1:e0ebc6af5e04 4 * Copyright (C) 2012 tosihisa
tosihisa 1:e0ebc6af5e04 5 *
tosihisa 1:e0ebc6af5e04 6 * @section DESCRIPTION
tosihisa 1:e0ebc6af5e04 7 * INA226 - Bi-Directional CURRENT/POWER MONITOR with I2C
tosihisa 1:e0ebc6af5e04 8 * http://strawberry-linux.com/catalog/items?code=12031
tosihisa 1:e0ebc6af5e04 9 *
tosihisa 0:3a05c5755625 10 */
tosihisa 0:3a05c5755625 11 #ifndef __INA226_INCLUDE // {
tosihisa 0:3a05c5755625 12 #define __INA226_INCLUDE
tosihisa 0:3a05c5755625 13 #include "mbed.h"
tosihisa 2:8950b0f31d73 14 /**
tosihisa 2:8950b0f31d73 15 * INA226 Class.
tosihisa 2:8950b0f31d73 16 */
tosihisa 0:3a05c5755625 17 class INA226 {
tosihisa 0:3a05c5755625 18 public:
tosihisa 1:e0ebc6af5e04 19 /**
tosihisa 1:e0ebc6af5e04 20 * Constructor.
tosihisa 1:e0ebc6af5e04 21 *
tosihisa 1:e0ebc6af5e04 22 * @param i2c_ instance of I2C.
tosihisa 1:e0ebc6af5e04 23 * @param addr_ I2C slave address.
tosihisa 1:e0ebc6af5e04 24 * @param freq_ I2C frequency.
tosihisa 1:e0ebc6af5e04 25 */
MPPT51 4:15402b7eddf7 26 INA226(I2C &i2c_,int addr_ = 0x9E,int freq_ = 100000); //GNDGND(G-G):0x80, Vs+Vs+(1-1):0x8A, SDASDA(D-D):0x94, SCLSCL(C-C):0x9E, GNDVs+(G-1):0x82
tosihisa 1:e0ebc6af5e04 27 /**
tosihisa 1:e0ebc6af5e04 28 * Check INA226 exist.
tosihisa 1:e0ebc6af5e04 29 *
tosihisa 1:e0ebc6af5e04 30 * @param none
tosihisa 1:e0ebc6af5e04 31 * @return 0:NOT EXIST / !0:EXIST
tosihisa 1:e0ebc6af5e04 32 */
tosihisa 0:3a05c5755625 33 int isExist(void);
tosihisa 1:e0ebc6af5e04 34 /**
tosihisa 1:e0ebc6af5e04 35 * INA226 raw level read.
tosihisa 1:e0ebc6af5e04 36 *
tosihisa 1:e0ebc6af5e04 37 * @param pointer_addr INA226 pointer address.
tosihisa 1:e0ebc6af5e04 38 * @param val_ read value.
tosihisa 1:e0ebc6af5e04 39 * @return 0:Read OK / !0:Read NG
tosihisa 1:e0ebc6af5e04 40 */
tosihisa 0:3a05c5755625 41 int rawRead(char pointer_addr,unsigned short *val_);
tosihisa 1:e0ebc6af5e04 42 /**
tosihisa 1:e0ebc6af5e04 43 * INA226 raw level write.
tosihisa 1:e0ebc6af5e04 44 *
tosihisa 1:e0ebc6af5e04 45 * @param pointer_addr INA226 pointer address.
tosihisa 1:e0ebc6af5e04 46 * @param val_ write value.
tosihisa 1:e0ebc6af5e04 47 * @return 0:Read OK / !0:Read NG
tosihisa 1:e0ebc6af5e04 48 */
tosihisa 0:3a05c5755625 49 int rawWrite(char pointer_addr,unsigned short val_);
tosihisa 1:e0ebc6af5e04 50 /**
tosihisa 1:e0ebc6af5e04 51 * Get voltage.
tosihisa 1:e0ebc6af5e04 52 *
tosihisa 1:e0ebc6af5e04 53 * @param V_ read value;
tosihisa 1:e0ebc6af5e04 54 * @return 0:Read OK / !0:Read NG
tosihisa 1:e0ebc6af5e04 55 */
tosihisa 0:3a05c5755625 56 int getVoltage(double *V_);
tosihisa 1:e0ebc6af5e04 57 /**
tosihisa 1:e0ebc6af5e04 58 * Get current.
tosihisa 1:e0ebc6af5e04 59 *
tosihisa 1:e0ebc6af5e04 60 * @param I_ read value;
tosihisa 1:e0ebc6af5e04 61 * @return 0:Read OK / !0:Read NG
tosihisa 1:e0ebc6af5e04 62 */
tosihisa 0:3a05c5755625 63 int getCurrent(double *I_);
tosihisa 1:e0ebc6af5e04 64 /**
tosihisa 1:e0ebc6af5e04 65 * Set current calibration.
tosihisa 1:e0ebc6af5e04 66 *
tosihisa 1:e0ebc6af5e04 67 * @param val write value;
tosihisa 1:e0ebc6af5e04 68 * @return 0:Read OK / !0:Read NG
tosihisa 1:e0ebc6af5e04 69 */
MPPT51 4:15402b7eddf7 70 int setCurrentCalibration(unsigned short val = 0x1AAA); //2mohmの場合0x0A00, 0.75mohmの場合0x1AAA
MPPT51 4:15402b7eddf7 71 int setConfigResister(unsigned short config = 0x456F); //0x456F=>0b 0100 010 101 101 111(datasheet pp21-23確認)
MPPT51 4:15402b7eddf7 72
tosihisa 0:3a05c5755625 73 private:
tosihisa 0:3a05c5755625 74 I2C &i2c;
tosihisa 0:3a05c5755625 75 int i2c_addr;
tosihisa 0:3a05c5755625 76 int freq;
tosihisa 0:3a05c5755625 77 };
tosihisa 0:3a05c5755625 78 #endif // }