/*
* Task of polling buttons.
*/
void poll_buttons (void *data)
{
unsigned char pagenum = 0;
unsigned char up_pressed = 0, left_pressed = 0;
unsigned char center_pressed = 0, right_pressed = 0;
unsigned char down_pressed = 0;
printf (&line1, "Testing LCD.");
printf (&line2, "Use buttons.");
for (;;) {
timer_delay (&timer, 10);
int key = button_get();
if (key != BUTTON_UP)
up_pressed = 0;
else if (! up_pressed) {
up_pressed = 1;
/* Up button: clear screen. */
lcd_clear_all (&line1, &line2);
printf (&line1, "Cleared.");
}
if (key != BUTTON_LEFT)
left_pressed = 0;
else if (! left_pressed) {
left_pressed = 1;
/* Left button: show previous page of symbols. */
display_page (--pagenum);
}
if (key != BUTTON_SELECT)
center_pressed = 0;
else if (! center_pressed) {
center_pressed = 1;
/* Center button: show current page of symbols. */
display_page (pagenum);
}
if (key != BUTTON_RIGHT)
right_pressed = 0;
else if (! right_pressed) {
right_pressed = 1;
/* Right button: show next page of symbols. */
display_page (++pagenum);
}
if (key != BUTTON_DOWN)
down_pressed = 0;
else if (! down_pressed) {
down_pressed = 1;
/* Down button: scroll long message. */
printf (&line2, message1);
}
}
}
/*
* Task of polling buttons.
*/
void poll_buttons (void *data)
{
unsigned char pagenum = 0;
unsigned char b1_pressed = 0, b2_pressed = 0;
unsigned char b3_pressed = 0, b4_pressed = 0;
printf (&line1, "Testing LCD.");
printf (&line2, "Use buttons.");
for (;;) {
timer_delay (&timer, 10);
if (! button1_pressed ())
b1_pressed = 0;
else if (! b1_pressed) {
b1_pressed = 1;
/* Button 1: clear screen. */
lcd_clear_all (&line1, &line2);
printf (&line1, "Cleared.");
}
if (! button2_pressed ())
b2_pressed = 0;
else if (! b2_pressed) {
b2_pressed = 1;
/* Button 2: show previous page of symbols. */
display_page (--pagenum);
}
if (! button3_pressed ())
b3_pressed = 0;
else if (! b3_pressed) {
b3_pressed = 1;
/* Button 3: show next page of symbols. */
display_page (++pagenum);
}
if (! button4_pressed ())
b4_pressed = 0;
else if (! b4_pressed) {
b4_pressed = 1;
/* Button 4: scroll long message. */
printf (&line2, message1);
timer_delay (&timer, 500);
printf (&line2, message2);
}
}
}
int pd_Calibration(void)
{
int xres, yres, ret;
pdl_cal_t cal;
struct lcd_s *lcd = lcd_get(NULL);
lcd_get_res(lcd, &xres, &yres);
printf("xres = %d, yres = %d\n", xres, yres);
lcd_init(lcd);
lcd_clear_all(lcd);
get_sample(&cal, 0, 50, 50, "top left");
get_sample(&cal, 1, xres - 50, 50, "top right");
get_sample(&cal, 2, xres - 50, yres - 50, "bot right");
get_sample(&cal, 3, 50, yres - 50, "bot left");
get_sample(&cal, 4, xres >> 1, yres >> 1, "center");
pdl_cal(&cal, &pd_pdl);
//visual verify calibration result
ret = verify(xres, yres);
if(!ret)
nvm_save();
lcd_clear_all(lcd);
return ret;
}
void display_page (unsigned char n)
{
unsigned char i;
lcd_clear_all (&line1, &line2);
line1.raw = 1;
line2.raw = 1;
n <<= 5;
for (i=0; i<8; ++i)
putchar (&line1, n + i);
if (n)
for (i=8; i<16; ++i)
putchar (&line1, n + i);
for (i=16; i<32; ++i)
putchar (&line2, n + i);
line1.raw = 0;
line2.raw = 0;
}
void cal_task( void * data)
{
// initialize LCD
lcd_clear_all();
lcd_init();
lcd_led_power(1);
// draw splash screen
lcd_text(32,10,3,"NFC",0);
lcd_text(12,40,1,"ipTronix Arrow NXP",0);
lcd_update(0,63);
// initialize pll
Si5351_Initialize();
// prepare new screen during splash wait
lcd_clear_all();
lcd_vert_line(10,63,64);
vTaskDelay(500);
// application main loop
for (;;)
{
int i;
int max = 0;
int maxval = 0;
for (i=0;i<128;i++)
{
Si5351_OutputFrequency((9560000+i*8000000/128)*25/24);
lcd_update(0,63);
vTaskDelay(1);
samples[i] = ADCRead(3);
if (i!=64)
lcd_clear_area(i,10,i,63);
lcd_vert_line(63-samples[i]*51/1023,63,i);
if (maxval<samples[i])
{
maxval = samples[i];
max = i;
}
if (GPIOGetPinValue( PIN_ISP ) == 0)
{
lcd_clear_all();
lcd_text(52,26,2,"ISP",0);
lcd_update(0,63);
NVIC_SystemReset();
}
if (GPIOGetPinValue( PIN_CAL_DET ) == 0)
{
NVIC_SystemReset();
}
}
char str[20];
float freq= 9.56+(float)max*8/128;
sprintf(str,"fmax = %2d.%03d MHz",(int)freq,((int)(freq*1000))%1000);
lcd_text(0, 0 , 0, str, 0);
lcd_update(0,63);
vTaskDelay(1500);
lcd_clear_all();
lcd_vert_line(10,63,64);
}
}
void ui_task( void * data)
{
int i;
portBASE_TYPE res;
int count = 10;
char acTempStr[20];
uint8_t acTemp[2];
uint8_t bMosfetEnabled = 0;
// init LCD;
lcd_clear_all();
lcd_init();
lcd_led_power(1);
//lcd_test(0);
lcd_text(32,10,3,"NFC",0);
lcd_text(12,40,1,"ipTronix Arrow NXP",0);
lcd_update(0,63);
lcd_clear_all();
vTaskDelay(1500);
lcd_clear_all();
for (;;)
{
KEY_EVENT_t key;
char str[30];
lcd_text(12,10,1,"Please approach card",0);
lcd_update(0,63);
do
{
res = xQueueReceive(xUIQueue,&taginfo,/*portMAX_DELAY*/20);
key=CAP_KEY_GetEvent();
count++;
if ((count >= 3) && (res!= pdPASS))
{
count = 0;
I2CRead(0x90,0,&acTemp[0],2);
sprintf(acTempStr,"Temperature %d",acTemp[0]);
lcd_text(12,27,1,acTempStr,0);
sprintf(acTempStr,"Keys %d",keystate);
lcd_text(28,46,2,acTempStr,0);
lcd_update(0,63);
}
if (bMosfetEnabled)
{
bMosfetEnabled = 0;
GPIOSetBitValue(PIN_MOSFET,0);
}
else
{
bMosfetEnabled = 1;
GPIOSetBitValue(PIN_MOSFET,1);
}
if (GPIOGetPinValue( PIN_ISP ) == 0)
{
lcd_clear_all();
lcd_text(52,26,2,"ISP",0);
lcd_update(0,63);
NVIC_SystemReset();
}
if (GPIOGetPinValue( PIN_CAL_DET ))
{
NVIC_SystemReset();
}
} while (res!= pdPASS) ;
if (res == pdPASS)
{
lcd_clear_all();
sprintf(str, "UID ");
for (i=0;i<taginfo.szUidLen;i++)
{
sprintf(&str[4+i*2],"%02X",taginfo.abtUid[i]);
}
lcd_text(0,0,1,str,0);
sprintf(str,"NDEF Len %d",taginfo.msgLen);
lcd_text(0,12,1,str,0);
snprintf(str,30,"MSG %s",taginfo.msg);
lcd_text(0,24,1,str,0);
lcd_update(0,63);
vTaskDelay(1500);
lcd_clear_all();
count = 10;
}
lcd_update(0,63);
}
}
void ui_task( void * data)
{
portBASE_TYPE res;
m_eMode = mdAUTHENTICATE;
// init LCD;
lcd_clear_all();
lcd_init();
lcd_led_power(1);
//lcd_test(0);
lcd_text(32,10,3,"NFC",0);
lcd_text(12,40,1,"ipTronix Arrow NXP",0);
lcd_update(0,63);
lcd_clear_all();
vTaskDelay(1500);
for (;;)
{
char str[30];
lcd_clear_all();
lcd_text(32,0,1,"Authentication",0);
lcd_text(32,20,2,"Scan card",0);
switch (m_eMode)
{
case mdAUTHENTICATE:
lcd_text(10,40,2,"AUTHENTICATE",1);
break;
case mdAUTHORIZE:
lcd_text(22,40,2,"AUTHORIZE",1);
break;
case mdDENY:
lcd_text(42,40,2,"DENY",1);
break;
}
lcd_update(0,63);
do
{
key=CAP_KEY_GetEvent();
res = xQueueReceive(xUIQueue,&payload,100);
if (GPIOGetPinValue( PIN_ISP ) == 0)
{
lcd_clear_all();
lcd_text(52,26,2,"ISP",0);
lcd_update(0,63);
NVIC_SystemReset();
}
} while ((key==keNONE) && (res!= pdPASS));
if (key==keK3_PRESS || key==keK3_REPEAT)
{
if (m_eMode<mdDENY)
m_eMode++;
else
m_eMode=mdAUTHENTICATE;
}
else if (key==keK1_PRESS || key==keK1_REPEAT)
{
if (m_eMode>mdAUTHENTICATE)
m_eMode--;
else
m_eMode = mdDENY;
}
key=keNONE;
if (res==pdPASS)
{
lcd_clear_all();
snprintf(str, sizeof(payload.name),"Name %s", payload.name);
lcd_text(0,20,2,str,0);
sprintf(str,"Access %08X",payload.access_rights);
lcd_text(0,40,2,str,0);
lcd_update(0,63);
if (payload.access_rights==0xffffffff)
GPIOSetBitValue(PIN_MOSFET,1);
vTaskDelay(1500);
GPIOSetBitValue(PIN_MOSFET,0);
}
}
}
