escom.h

Go to the documentation of this file.

/*****************************************************************************
 * Copyright (c) 2024 Renesas Electronics Corporation
 * All Rights Reserved.
 * 
 * This code is proprietary to Renesas, and is license pursuant to the terms and
 * conditions that may be accessed at:
 * https://www.renesas.com/eu/en/document/msc/renesas-software-license-terms-gas-sensor-software
 *****************************************************************************/

#ifndef _ESCOM__H_
#define _ESCOM__H_

#include <stdint.h>
#include <stdbool.h>

#include "hal/hal.h"
#include "hal/3rdParty/libusb/libusb.h"

typedef enum {
  iesLibUSB    = 0x11,
  iesI2C       = 0x12,
  iesCommand   = 0x14
} ESComErrorScope_t;


typedef struct {
  libusb_device*         device;
  libusb_device_handle*  handle;
  uint8_t                outEP;
  uint8_t                inEP;
  wchar_t                serial [ 33 ];
} ESComInterface_t;

typedef enum { emUSB, emEVK }  ESComMode_t;

int  ESCom_Find ( ESComInterface_t*  boards, int*  count );

int  ESCom_Connect(ESComInterface_t*  board);

int  ESCom_Disconnect(ESComInterface_t*  board);

int  ESCom_SetPower(ESComInterface_t*  board, bool  on);

int  ESCom_I2CWrite(ESComInterface_t*  board, uint8_t  slAddr, uint8_t*  wData1, int  wSize1, uint8_t*  wData2, int  wSize2 );

int  ESCom_I2CRead(ESComInterface_t*  board, uint8_t  slAddr, uint8_t*  wData, int  wSize, uint8_t*  rData, int  rSize );

int  ESCom_GetSensorVoltage(ESComInterface_t*  board, float*  voltage );

char const*  ESCom_GetErrorString ( int  error, int  scope, char*  buf, int  bufLen );

#endif /* _ESCOM__H_ */