NXP Rapid IoT prototyping kit port of Silabs "hungry gecko" smake-like game. https://os.mbed.com/teams/SiliconLabs/code/Hungry_gecko/

Dependencies:   lib_sx9500 GraphicsDisplay ColorMemLCD Large_fonts

See a detailed description of this project on Hackster.io . https://www.hackster.io/marcomerli/riotwear-snake-ca6dfc

Files at this revision

API Documentation at this revision

Comitter:
batman52
Date:
Fri Dec 27 16:04:44 2019 +0000
Parent:
80:77210aa1ad9c
Commit message:
add use of touch sensor

Changed in this revision

lib_sx9500.lib Show annotated file Show diff for this revision Revisions of this file
main.cpp Show annotated file Show diff for this revision Revisions of this file
settings.h Show annotated file Show diff for this revision Revisions of this file
diff -r 77210aa1ad9c -r 737dff75e013 lib_sx9500.lib
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lib_sx9500.lib	Fri Dec 27 16:04:44 2019 +0000
@@ -0,0 +1,1 @@
+https://os.mbed.com/users/batman52/code/lib_sx9500/#b0a2ba594005
diff -r 77210aa1ad9c -r 737dff75e013 main.cpp
--- a/main.cpp	Thu Dec 26 16:47:58 2019 +0000
+++ b/main.cpp	Fri Dec 27 16:04:44 2019 +0000
@@ -39,26 +39,41 @@
 #include "string"
 #include "Prototype24x27.h"
 #include "Prototype_num21x25.h"
-#include "meirio_num11x14.h"
+// #include "meirio_num11x14.h"
 
+#if(TOUCH_EN)
+#include "sx9500.h"
+#endif
 
 /**************************** Define I/O **************************************/
 
 /* LEDS */
 DigitalOut led_blue(LED_BLUE, 1); // 1 = OFF
 DigitalOut led_red(LED_RED, 1);
+DigitalOut led_green(PTE7,1);     // 1 --> OFF, 0 --> ON
 
 /* Rapid IoT Buttons */
+#if(!TOUCH_EN)
 // InterruptIn in(PTA4);
 InterruptIn in(PTE28);
 InterruptIn inB1(PTE9);
 // InterruptIn SW1(PTE8);
 // DigitalIn SW3(PTE10);
 // DigitalIn SW4(PTE28);
+#endif // !TOUCH_EN
 
+/* LCD */ 
 DigitalOut     lcd_light(PTE12, 1); // 1 = ON, 0 = OFF
 ColorMemLCD    display( PTB22, PTB23, PTB21, PTB20, PTD15,  PTD9, "TFT");
 
+/* Touch sensor */
+#if(TOUCH_EN)
+I2C i2c0(I2C_SDA , I2C_SCL );    // I2C_SCL = PTC10,  I2C_SDA = PTC11,
+SX9500 touch(i2c0, PTA24, PTA9); // TOUCH_TXEN = PTA24, TOUCH_INT = PTA9
+DigitalOut touch_rst(PTA2,1);    // TOUCH_RST = PTA2
+InterruptIn touch_int(PTA9);
+#endif
+
 /**************************** Define Timers ***********************************/
 
 // LowPowerTicker ticker;
@@ -95,6 +110,60 @@
 /* Set the game mode */
 Modes mode = PLAY;
 
+#if(TOUCH_EN)
+void in_handler_touch()
+{
+    /*
+SX9500_TouchState_t ts;
+
+    if (PBenabled) {
+        ts = touch.read_proximity_sensors();      
+
+        if(ts.downPressed && (dir != UP) )
+            dir = DOWN;            
+        if(ts.rightPressed && (dir != LEFT) )
+            dir = RIGHT;
+        if(ts.upPressed && (dir != DOWN) )
+            dir = UP;
+        if(ts.leftPressed && (dir != RIGHT) )
+            dir = LEFT;
+        // if(!ts.downPressed && !ts.rightPressed && !ts.upPressed && !ts.leftPressed )
+     
+        PBenabled = false;
+        touch.service();
+    }
+*/
+
+led_green = !led_green;
+
+}
+
+void touch_service()
+{
+SX9500_TouchState_t ts;
+
+    if (PBenabled) {
+        ts = touch.read_proximity_sensors();      
+
+        if(ts.downPressed && (dir != UP) )
+            dir = DOWN;            
+        if(ts.rightPressed && (dir != LEFT) )
+            dir = RIGHT;
+        if(ts.upPressed && (dir != DOWN) )
+            dir = UP;
+        if(ts.leftPressed && (dir != RIGHT) )
+            dir = LEFT;
+        // if(!ts.downPressed && !ts.rightPressed && !ts.upPressed && !ts.leftPressed )
+     
+        PBenabled = false;
+        touch.service();
+    }
+
+// led_green = !led_green;
+
+}
+
+#else // TOUCH_EN
 void in_handler_B0()
 {
     /* Only change the direction if push button is enabled */
@@ -138,7 +207,7 @@
         PBenabled = false;
     }
 }
-
+#endif // TOUCH_EN
 
 /* Callback functions */
 #define POLLING_LOOP 3
@@ -149,7 +218,7 @@
     if(idx==0) {
         display.polling();
         idx = POLLING_LOOP;
-        led_blue = !led_blue;
+        // led_blue = !led_blue;
     }
 
 }
@@ -161,7 +230,7 @@
     /* Enable push buttons if the display is refreshed */
     PBenabled = refreshed;
 
-    led_red = !led_red;
+    // led_red = !led_red;
 }
 
 void refreshCallback(void)
@@ -302,9 +371,20 @@
 /**************************** MAIN ********************************************/
 int main()
 {
+#if(TOUCH_EN)
+    wait(1);  
+    touch.reset();        
+    wait(0.3); // wait until the reset has finished
+    touch.init();
+    wait(0.3);
+    touch.set_active(true);    
+    wait(0.3);
+    touch_int.fall(in_handler_touch);
+#else // TOUCH_EN
     /* Initialize pushbutton handlers */
     in.fall(in_handler_B0);
     inB1.fall(in_handler_B1);
+#endif // TOUCH_EN
 
     /* Enable the LCD */
     display.command_AllClear();
@@ -342,6 +422,10 @@
         tickerCallback();
         #endif
 
+        #if(TOUCH_EN)
+        touch_service();
+        #endif
+
         if (updateDisplay && refreshed && (mode==PLAY)) {
             updateDisplay = false;
             refreshed = false;
diff -r 77210aa1ad9c -r 737dff75e013 settings.h
--- a/settings.h	Thu Dec 26 16:47:58 2019 +0000
+++ b/settings.h	Fri Dec 27 16:04:44 2019 +0000
@@ -24,6 +24,7 @@
 
 #define MULTI_UPDATE 0
 #define TICKER_EN    1
+#define TOUCH_EN     1
 
 /* Define allowed direction to move */
 typedef enum{