Storm Interface Nav-Pad, Technical Manual

Page: 46 / 64

NavPad ™
Technical Manual
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NavPad - Technical Manual Rev 2.2
www.storm-interface.com Page 46 of 64
GetDeviceStatus
This function retrieves status information about the NavPad™. For example,
led_brightness
,
buzzer_on_off
,
buzzer_period
etc. All information is stored in DEVICE_INFO structure.
Parameters :
typedef struct
{
unsigned char led_brightness;
unsigned char buzzer_on_off;
unsigned char buzzer_period;
unsigned char keypad_table;
unsigned char keyCode[20];
std::string version;
std::string serialNumber;
} DEVICE_INFO;
_deviceInfo - DEVICE_INFO structure, that will be filled by the function
timeToWait - maximum time to wait for command to complete
Return Value:
True for success
False for failure.
///\brief GetDeviceStatus Retrieves the USB Display’s status information including:
jack status, HV switch status, Firmware Name.
///The data are returned in a DEVICE_INFO structure
///\param _deviceInfo is a pointer to a DEVICE_INFO structure that receives
information retrieved from the NavPad.
///\param _timeToWait is the time in milliseconds to wait for the data to be
retrieved.
///\return 0 on success, negative error code on failure
///
Int GetDeviceStatus( DEVICE_INFO *_deviceInfo, int _timeToWait );