??¦Æ??N76E003 ??Band-gap????????

N76E003??ADC??????????Band-gap??????????????????????ADC??¦Ï????????????????ADC?????

???????????N76E003??Band-gap??????§µ???1.17V ~ 1.27 V???????????????N76E003??Band-gap??????????????????UID??????2??bytes???????

• UID ???2??bytes????Band-gap???????????12????§¹bit??
• ?????byte???8¦Ë???????byte???4¦Ë?12 bit???4¦Ë??

•  ?????????Ñs
  
  1. ????UID????????IAP ???Band-gap??????
  2. ?????8¦Ë???4¦Ë
  3. ??????§Û????????????????
     

     ?????
     

• ????????
  ???UID??????2??bytes????????byte?? 0x64???????byte??0x0E??????0x64E = 1614???????????????

• ????????
  

  void READ_BANDGAP()

  {

  UINT8 BandgapHigh,BandgapLow;

  set_IAPEN;

  IAPAL = 0x0C;

      IAPAH = 0x00;

      IAPCN = READ_UID;

      set_IAPGO;

  BandgapHigh = IAPFD;

  IAPAL = 0x0d;

      IAPAH = 0x00;

      IAPCN = READ_UID;

      set_IAPGO;

  BandgapLow = IAPFD;

  BandgapLow = BandgapLow&0x0F;

  clr_IAPEN;

  Bandgap_Value = (BandgapHigh<<4)+BandgapLow;

  Bandgap_Voltage = 3072/(0x1000/Bandgap_Value);

  } 
• ???????????????MCU??????????????????QQ?????
  

????admin  ?????????2023-04-25