USB_Host_Shield_2.0/examples/HID/scale/scale_rptparser.h
2013-09-06 17:03:19 -06:00

73 lines
1.3 KiB
C++

#if !defined(__SCALERPTPARSER_H__)
#define __SCALERPTPARSER_H__
#include <inttypes.h>
#include <avr/pgmspace.h>
#include "avrpins.h"
#include "max3421e.h"
#include "usbhost.h"
#include "usb_ch9.h"
#include "Usb.h"
#include "Max_LCD.h"
#if defined(ARDUINO) && ARDUINO >=100
#include "Arduino.h"
#else
#include <WProgram.h>
#endif
#include "printhex.h"
#include "hexdump.h"
#include "message.h"
#include "confdescparser.h"
#include "hid.h"
/* Scale status constants */
#define REPORT_FAULT 0x01
#define ZEROED 0x02
#define WEIGHING 0x03
#define WEIGHT_VALID 0x04
#define WEIGHT_NEGATIVE 0x05
#define OVERWEIGHT 0x06
#define CALIBRATE_ME 0x07
#define ZERO_ME 0x08
/* input data report */
struct ScaleEventData
{
uint8_t reportID; //must be 3
uint8_t status;
uint8_t unit;
int8_t exp; //scale factor for the weight
uint16_t weight; //
};
class ScaleEvents
{
Max_LCD* pLcd;
void LcdPrint( const char* str );
public:
ScaleEvents( Max_LCD* pLCD );
virtual void OnScaleChanged(const ScaleEventData *evt);
};
#define RPT_SCALE_LEN sizeof(ScaleEventData)/sizeof(uint8_t)
class ScaleReportParser : public HIDReportParser
{
ScaleEvents *scaleEvents;
uint8_t oldScale[RPT_SCALE_LEN];
public:
ScaleReportParser(ScaleEvents *evt);
virtual void Parse(HID *hid, bool is_rpt_id, uint8_t len, uint8_t *buf);
};
#endif // __SCALERPTPARSER_H__