Controller for food in snake game
Dependencies: MMA8451Q TSI mbed
Fork of foodcontroller2 by
Diff: main.cpp
- Revision:
- 1:6dd9eca697db
- Parent:
- 0:c5a6d47904dc
diff -r c5a6d47904dc -r 6dd9eca697db main.cpp --- a/main.cpp Wed Jun 08 16:04:32 2016 +0000 +++ b/main.cpp Thu Jun 09 09:27:59 2016 +0000 @@ -5,108 +5,116 @@ #define MMA8451_I2C_ADDRESS (0x1d<<1) Serial pc(USBTX, USBRX); // tx, rx +PwmOut gled(LED_GREEN); //Indicator for touch sensor Output +TSISensor tsi; //Setup touch sensor +MMA8451Q acc(PTE25, PTE24, MMA8451_I2C_ADDRESS); //Setup accelerometer +DigitalOut lefthigh(PTC11); //Test LED for left +DigitalOut leftlow(PTC9); +DigitalOut righthigh(PTC5); //Test LED for right +DigitalOut rightlow(PTA4); +DigitalOut forwardhigh(PTC16); //Test LED for forward +DigitalOut forwardlow(PTD0); +DigitalOut backwardhigh(PTA17); //Test LED for backward +DigitalOut backwardlow(PTD1); + +float accX=acc.getAccX(); //Measure acceleration in X direction +float accY=acc.getAccY(); //Measure acceleration in Y direction + +int Direction; //2 bit number to describe direction 0 forward assigned CW +int Velocity; //2 bit number to vary velocity in game + +bool right; //Right or left? right = 1 +bool forward; //Forward or Backward? forward = 1 + int main() { - PwmOut gled(LED_GREEN); - TSISensor tsi; - MMA8451Q acc(PTE25, PTE24, MMA8451_I2C_ADDRESS); - DigitalOut lefthigh(PTC11); - DigitalOut leftlow(PTC9); - DigitalOut righthigh(PTC6); - DigitalOut rightlow(PTA5); - DigitalOut forwardhigh(PTC16); - DigitalOut forwardlow(PTD0); - DigitalOut backwardhigh(PTA17); - DigitalOut backwardlow(PTD1); - - - bool right; - bool forward; - - - while (1) { - - wait(0.2); - float accX=acc.getAccX(); - printf("x=%0.3f\r\n",accX); - if (tsi.readPercentage() != 0) { - gled = 1.0 - tsi.readPercentage(); - } + while (1) + { + if (tsi.readPercentage() != 0) + { + gled = 1.0 - tsi.readPercentage(); + }//endif touch sensor - if((accX <= 0.1f) && (accX >= -0.1f)) { - printf("A \r\n"); - if (right == true) { - printf("B \r\n"); - righthigh = 0; - rightlow = 1; - } else { - printf("C \r\n"); - lefthigh = 0; - leftlow = 1; - } - //} + if((accX <= 0.1f) && (accX >= -0.1f)) + { + if (right == true) + { + righthigh = 1; + rightlow = 0; + } //endif + else + { + lefthigh = 1; + leftlow = 0; + }//endelse + }//endif - if (accX > 0.1) { - printf("D \r\n"); - lefthigh = 1; - leftlow = 1; - righthigh = 0; - rightlow = 1; - forwardhigh = 1; - forwardlow = 1; - backwardhigh = 1; - backwardlow = 1; - right = true; - } + if (accX > 0.1) + { + lefthigh = 0; + leftlow = 0; + righthigh = 1; + rightlow = 0; + forwardhigh = 0; + forwardlow = 0; + backwardhigh = 0; + backwardlow = 0; + right = true; + }//endif - if (accX < -0.1) { - printf("E \r\n"); - lefthigh = 0; - leftlow = 1; - righthigh = 1; - rightlow = 1; + if (accX < -0.1) + { + lefthigh = 1; + leftlow = 0; + righthigh = 0; + rightlow = 0; + forwardhigh = 0; + forwardlow = 0; + backwardhigh = 0; + backwardlow = 0; + right = false; + }//endif + wait(0.1); + + if((acc.getAccY() <= 0.1) && (acc.getAccY() >= -0.1)) + { + if (forward == true) + { forwardhigh = 1; - forwardlow = 1; + forwardlow = 0; + }//endif + else + { backwardhigh = 1; - backwardlow = 1; - right = false; - } - wait(0.1); - } - - - if((acc.getAccY() <= 0.1) && (acc.getAccY() >= -0.1)) { - if (forward == true) { - forwardhigh = 0; - forwardlow = 1; - } else - backwardhigh = 0; - backwardlow = 1; - } + backwardlow = 0; + }//endelse + }//endif - if (acc.getAccY() > 0.1) { - lefthigh = 1; - leftlow = 1; - righthigh = 1; - rightlow = 1; - forwardhigh = 0; - forwardlow = 1; - backwardhigh = 1; - backwardlow = 1; + if (acc.getAccY() > 0.1) + { + lefthigh = 0; + leftlow = 0; + righthigh = 0; + rightlow = 0; + forwardhigh = 1; + forwardlow = 0; + backwardhigh = 0; + backwardlow = 0; forward = true; - } + }//endif - if (acc.getAccY() < -0.1) { - lefthigh = 1; - leftlow = 1; - righthigh = 1; - rightlow = 1; - forwardhigh = 1; - forwardlow = 1; - backwardhigh = 0; - backwardlow = 1; + if (acc.getAccY() < -0.1) + { + lefthigh = 0; + leftlow = 0; + righthigh = 0; + rightlow = 0; + forwardhigh = 0; + forwardlow = 0; + backwardhigh = 1; + backwardlow = 0; forward = false; - } + }//endif wait(0.1); - } -} + }//endwhile +}//endmain