_ROTTARY_SW_func.h 2.6 KB

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  1. // You can assign any number of functions to different pins. How cool is that?
  2. void ROTTARY_SW_sw_INT() {
  3. Serial.println("ROTTARY_SW_sw_INT TRIG");
  4. }
  5. /*
  6. void ROTTARY_SW_dt_INT() {
  7. Serial.println("ROTTARY_SW_dt_INT TRIG");
  8. }
  9. void ROTTARY_SW_clk_INT() {
  10. Serial.println("ROTTARY_SW_clk_INT TRIG");
  11. }
  12. */
  13. void ROTTARY_SW_dt_INT() {
  14. cli(); //stop interrupts happening before we read pin values
  15. reading1 = digitalRead(ROTTARY_SW_clk) ;
  16. reading2 = digitalRead(ROTTARY_SW_dt);
  17. //reading = PIND & 0xC; //read all eight pin values then strip away all but pinA and pinB's values
  18. if (reading1 == 1 and reading1 == 1 and aFlag) { //check that we have both pins at detent (HIGH) and that we are expecting detent on this pin's rising edge
  19. encoderPos --; //increment the encoder's position count
  20. bFlag = 0; //reset flags for the next turn
  21. aFlag = 0; //reset flags for the next turn
  22. } else if (reading1 == 0 and reading2 == 1) {
  23. bFlag = 1; //signal that we're expecting pinA to signal the transition to detent from free rotation
  24. }
  25. sei(); //restart interrupts
  26. Serial.print("dt_: #["); Serial.print(encoderPos); Serial.print("] R1["); Serial.print(reading1); Serial.print("] R2["); Serial.print(reading2); Serial.print("] aFlag["); Serial.print(aFlag); Serial.print("] bFlag["); Serial.print(bFlag);
  27. Serial.println("] ");
  28. }
  29. void ROTTARY_SW_clk_INT(){
  30. cli(); //stop interrupts happening before we read pin values
  31. reading1 = digitalRead(ROTTARY_SW_clk) ;
  32. reading2 = digitalRead(ROTTARY_SW_dt);
  33. //reading = PIND & 0xC; //read all eight pin values then strip away all but pinA and pinB's values
  34. if (reading1 == 1 and reading2 == 1 && bFlag) { //check that we have both pins at detent (HIGH) and that we are expecting detent on this pin's rising edge
  35. encoderPos ++; //increment the encoder's position count
  36. bFlag = 0; //reset flags for the next turn
  37. aFlag = 0; //reset flags for the next turn
  38. // Serial.print("clkA: #["); Serial.print(encoderPos); Serial.print("] R1["); Serial.print(reading1); Serial.print("] R2["); Serial.print(reading2); Serial.print("] AFlag["); Serial.print(aFlag); Serial.print("] bFlag["); Serial.print(bFlag); Serial.println("] ");
  39. } else if (reading1 == 1 ) {
  40. aFlag = 1; //signal that we're expecting pinA to signal the transition to detent from free rotation
  41. }
  42. Serial.print("clkA: #["); Serial.print(encoderPos); Serial.print("] R1["); Serial.print(reading1); Serial.print("] R2["); Serial.print(reading2); Serial.print("] AFlag["); Serial.print(aFlag); Serial.print("] bFlag["); Serial.print(bFlag);
  43. Serial.println("] ");
  44. sei(); //restart interrupts
  45. }