/***********************************************************************************
* @fn getTsXY
*
* @brief Main Function, called by App_Layer to get the co-ordinates (touched or not) of TouchScreen.
*
* @param unsigned int *xCoord
* Ptr to get X-Coordinate
* unsigned int *yCoord
* Ptr to get Y-Coordinate
*
* @return none
*/
void getTsXY(unsigned int *xCoord, unsigned int *yCoord) {
Initialize_TouchScreen(); // Initialize device
readXY(); // Get X,Y coordinates
*xCoord = x;
*yCoord = y;
}
static gfxmatrix_t read_matrix(reader_t*r, state_t*state, U8 id, U8 flags)
{
assert(id>=0 && id<16);
if(flags&FLAG_SAME_AS_LAST) {
gfxmatrix_t m = state->last_matrix[id];
readXY(r, state, &m);
return m;
}
gfxmatrix_t m = readMatrix(r, state);
state->last_matrix[id] = m;
return m;
}
void waitButton(u16 *x, u16 *y)
{
while(1){
while(T_IRQ){}
delay_ms(5);
if(!readXY(x, y)){
continue;
}
break;
}
while(!T_IRQ){}
delay_ms(20);
}
/***********************************************************************************
* @fn TouchScreen
*
* @brief Main Function, called by App_Layer to get the co-ordinates (touched or not) of TouchScreen.
*
* @param none
*
* @return none
*/
void TouchScreen(void)
{
Initialize_TouchScreen(); // Initialize device
waitForTouch(); // Wait for touch on screen
touched = 1; // Screen is touched
while(1)
{ // Loop while screen is touched
readXY(); // Get X,Y coordinates index 0
// Take 2 values and see the difference between them.
// If value is greater than 5 steps, discard packet.
// This code is designed to take a majority vote of 2 packets.
if(x > 1100 && x < 4600 && y > 700 && y < 5300)
sendData(x,y); // Send data to host
}
}
