/*********************************************************************
* @fn sensorMeasNotify
*
* @brief Prepare and send a RSC measurement notification
*
* @return none
*/
static void sensorMeasNotify(void)
{
static uint16 centimeters = 0;
uint8 *p = sensorMeas.value;
uint8 flags = sensorFlags[sensorFlagsIdx];
switch( motion )
{
case STANDING_STILL:
instSpeed = instCadence = instStrideLength = STANDING_STILL;
// 0 for walking bit
flags = flags & 0xFB; //0b1111 1011
break;
case WALKING_MOTION:
instStrideLength = STRIDE_LENGTH_WALKING;
instCadence = WALKING_CADENCE;
instSpeed = WALKING_SPEED;
// 0 for walking bit
flags = flags & 0xFB;
break;
case RUNNING_MOTION:
instStrideLength = STRIDE_LENGTH_RUNNING;
instCadence = RUNNING_CADENCE;
instSpeed = RUNNING_SPEED;
// set in 1 for walking bit.
flags = flags | 0x04;
break;
default: // Do nothing
break;
}
// Add distance
centimeters += (uint16)DISTANCE_TRAVELED( instSpeed );
// If traveled at least a meter
if ( centimeters >= 100 )
{
// add distance, truncated to meters
totalDistance += (centimeters / 100);
// and continue to store the remaining centimeters
centimeters %= 100;
}
// Build RSC measurement structure from simulated values
// Flags simulate the isPresent bits.
*p++ = flags;
//Included regardless of flags.
*p++ = LO_UINT16( instSpeed );
*p++ = HI_UINT16( instSpeed );
*p++ = instCadence;
if (flags & RSC_FLAGS_STRIDE)
{
*p++ = LO_UINT16( instStrideLength );
*p++ = HI_UINT16( instStrideLength );
}
if (flags & RSC_FLAGS_DIST)
{
*p++ = BREAK_UINT32(totalDistance, 0);
*p++ = BREAK_UINT32(totalDistance, 1);
*p++ = BREAK_UINT32(totalDistance, 2);
*p++ = BREAK_UINT32(totalDistance, 3);
}
// Get length
sensorMeas.len = (uint8) (p - sensorMeas.value);
// Send to service to send the notification
Running_MeasNotify( gapConnHandle, &sensorMeas );
}
/*********************************************************************
* @fn RunningSensor_measNotify
*
* @brief Prepare and send a RSC measurement notification.
*
* @param none
*
* @return none
*/
static void RunningSensor_measNotify(void)
{
static uint16_t centimeters = 0;
attHandleValueNoti_t sensorMeas;
sensorMeas.pValue = GATT_bm_alloc(gapConnHandle, ATT_HANDLE_VALUE_NOTI,
RSC_MEAS_LEN, NULL);
if (sensorMeas.pValue != NULL)
{
uint8_t *p = sensorMeas.pValue;
uint8_t flags = sensorFlags[sensorFlagsIdx];
switch(motion)
{
case STANDING_STILL:
instSpeed = instCadence = instStrideLength = STANDING_STILL;
// 0 for walking bit.
flags = flags & 0xFB; // 0b1111 1011
break;
case WALKING_MOTION:
instStrideLength = STRIDE_LENGTH_WALKING;
instCadence = WALKING_CADENCE;
instSpeed = WALKING_SPEED;
// 0 for walking bit.
flags = flags & 0xFB;
break;
case RUNNING_MOTION:
instStrideLength = STRIDE_LENGTH_RUNNING;
instCadence = RUNNING_CADENCE;
instSpeed = RUNNING_SPEED;
// set in 1 for walking bit.
flags = flags | 0x04;
break;
default:
// Do nothing.
break;
}
// Add distance.
centimeters += (uint16_t)DISTANCE_TRAVELED(instSpeed);
// If travelled at least a meter
if (centimeters >= 100)
{
// Add distance, truncated to meters.
totalDistance += (centimeters / 100);
// And continue to store the remaining centimeters.
centimeters %= 100;
}
// Build RSC measurement structure from simulated values
// Flags simulate the isPresent bits.
*p++ = flags;
// Included regardless of flags.
*p++ = LO_UINT16(instSpeed);
*p++ = HI_UINT16(instSpeed);
*p++ = instCadence;
if (flags & RSC_FLAGS_STRIDE)
{
*p++ = LO_UINT16(instStrideLength);
*p++ = HI_UINT16(instStrideLength);
}
if (flags & RSC_FLAGS_DIST)
{
*p++ = BREAK_UINT32(totalDistance, 0);
*p++ = BREAK_UINT32(totalDistance, 1);
*p++ = BREAK_UINT32(totalDistance, 2);
*p++ = BREAK_UINT32(totalDistance, 3);
}
// Get length.
sensorMeas.len = (uint8_t)(p - sensorMeas.pValue);
// Send to service to send the notification.
if (RunningService_measNotify(gapConnHandle, &sensorMeas) != SUCCESS)
{
GATT_bm_free((gattMsg_t *)&sensorMeas, ATT_HANDLE_VALUE_NOTI);
}
}
}