File content as of revision 1:8e4295a5c716:

/* main.cpp to test touch sensor comes with adafruit 2.8" TFT LCD shield 
 * Copyright (c) 2014 Motoo Tanaka @ Design Methodology Lab
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
 /*
  * Note: Since the interrupt siganl of the shield was not connected
  * to an interrupt pin on my frdm-kl25z, I just used polling mode.
  */
#include "mbed.h"
#include "SPI_STMPE610.h"

#if 0
#define PIN_MOSI        PTD2
#define PIN_MISO        PTD3 
#define PIN_SCLK        PTD1 
#define PIN_CS_TSC      PTA13
#define PIN_TSC_INTR    PTC9
#endif

#if   defined (TARGET_KL25Z) 
#define PIN_MOSI        PTD2
#define PIN_MISO        PTD3 
#define PIN_SCLK        PTD1 
#define PIN_CS_TFT      PTD0 
#define PIN_DC_TFT      PTD5 
#define PIN_BL_TFT      PTC9 
#define PIN_CS_SD       PTA4 
#define PIN_CS_TSC      PTA13
#define PIN_TSC_INTR    PTC9
#define DEVICE_NAME     "KL25Z"

#elif defined (TARGET_KL46Z)
#define PIN_MOSI        PTD6
#define PIN_MISO        PTD7 
#define PIN_SCLK        PTD5 
#define PIN_CS_TFT      PTD4 
#define PIN_DC_TFT      PTD2 
#define PIN_BL_TFT      PTC9 
#define PIN_CS_SD       PTA4 
#define PIN_CS_TSC      PTA13
#define PIN_TSC_INTR    PTC9
#define DEVICE_NAME     "KL46Z"

#elif defined (TARGET_K64F)
#define PIN_MOSI        PTD2
#define PIN_MISO        PTD3
#define PIN_SCLK        PTD1
#define PIN_CS_TFT      PTD0
#define PIN_DC_TFT      PTC4
#define PIN_BL_TFT      PTC3
#define PIN_CS_SD       PTB23
#define PIN_CS_TSC      PTA0
#define PIN_TSC_INTR    PTC3
#define PIN_RESET_TFT   PTB20
#define PIN_ADC_CH0     PTB2
#define PIN_ADC_CH1     PTB3
#define DEVICE_NAME     "K64F"

#else
  #error TARGET NOT DEFINED
#endif

// SPI_STMPE610 TSC(PIN_MOSI, PIN_MISO, PIN_SCLK, PIN_CS_TSC) ;

DigitalOut tft_cs(PIN_CS_TFT) ;
DigitalOut sd_cs(PIN_CS_SD) ;
DigitalOut tsc_cs(PIN_CS_TSC) ;
// DigitalOut tsc_intr(PIN_TSC_INTR) ; // should be input, just for test

int main()
{
    uint16_t touched, x, y, z ;
    SPI_STMPE610 *tsc ;
    tsc = new SPI_STMPE610(PIN_MOSI, PIN_MISO, PIN_SCLK, PIN_CS_TSC) ;
    printf("Test SPI STMPE610 (%s:%s)\n\r", DEVICE_NAME, __DATE__) ;
    tft_cs = 1 ;
    sd_cs = 1 ;
//    tsc_intr = 1 ;
    tsc_cs = 0 ;
    while (true) {
//        touched = TSC.getRAWPoint(&x, &y, &z) ;
        touched = tsc->getRAWPoint(&x, &y, &z) ;
//        if (touched) {
        if (!((x==0)&&(y==0)&&(z==0))) {
            /*
            x &= 0x7FFF ;
            y &= 0x7FFF ;
            z &= 0x7FFF ;
            */
            printf("x = %d, y = %d, z = %d\n\r", x, y, z) ;
        }
        wait(0.1) ;
    }
}