Mbit_IR.cpp

/*
Copyright (C): 2020, Shenzhen Yahboom Tech
modified by chengengyue
*/

#include "pxt.h"
#include <map>
#include <vector>
#include "ReceiverIR.h"
using namespace pxt;
typedef vector<Action> vA;

enum class RemoteButton {
    Power = 0x0,
	  Up = 0x1,
	  Left = 0x4,
	  Right = 0x6,
	  Down = 0x9,
	  Light = 0x2,
	  BEEP = 0x5,
	  Plus = 0xc,
	  Minus = 0xe,
	  TLeft = 0x8,
	  TRight = 0xA,
	  NUM0 = 0xD,
	  NUM1 = 0x10,
	  NUM2 = 0x11,
	  NUM3 = 0x12,
	  NUM4 = 0x14,
	  NUM5 = 0x15,
	  NUM6 = 0x16,
	  NUM7 = 0x18,
	  NUM8 = 0x19,
	  NUM9 = 0x1A
};

enum class Pins{
    P0=  3,
    P1=  2,
    P2=  1,
    P3=  4,
    P4=  5,
    P5=  17,
    P6=  12,
    P7=  11,
    P8=  18,
    P9=  10,
    P10= 6,
    P11= 26,
    P12= 20,
    P13= 23,
    P14= 22,
    P15= 21,
    P16= 16,
    P19= 0,
    P20= 30
};

namespace Mbit_IR {
  map<RemoteButton, vA> actions;
  map<RemoteButton, uint32_t> lastact;
  Timer tsb;
  uint8_t buf[32];
  uint32_t now;
  ReceiverIR *rx;
  RemoteIR::Format fmt = RemoteIR::UNKNOWN;

  void cA(vA runner){for(int i=0;i<runner.size();i++){runAction0(runner[i]);} }

  void onReceivable(){
    int x = rx->getData(&fmt, buf, 32 * 8);
    if(actions.find((RemoteButton)buf[2]) == actions.end()) return;
    now = tsb.read_ms();
    if(now - lastact[(RemoteButton)buf[2]] < 100) return;
    lastact[(RemoteButton)buf[2]] = now;
    cA(actions[(RemoteButton)buf[2]]);
  }


  void monitorIR(){
    while(1){
      while(rx->getState() != ReceiverIR::Received){
        uBit.sleep(50);
      }
      onReceivable();
    }
  }

  //%
  void init(Pins pin){
    rx = new ReceiverIR((PinName)pin);
    tsb.start(); //interrupt timer for debounce
    create_fiber(monitorIR);
  }

  //%
  void onPressEvent(RemoteButton btn, Action body) {
    actions[btn].push_back(body);
  }

}