Record Bootloader with Arduino Ide
      
     Huang-Yi
      
      
     
      -  Download ATtiny support for Arduino
-  Set board
-  Set clock
-  Set port
- connect Arduino (as ISP to ATtiny 45/85)
 
      
     Programming an Attiny with Arduino
      
     HIghLowTech
      
     
      - 
       install the ATtiny support in Arduino IDE using the built-in boards manager.
       
        - Refer aditional boards manager on https://raw.githubusercontent.com/damellis/attiny/ide-1.6.x-boards-manager/package_damellis_attiny_index.json
- Go to tool - board - board manager
- You should now see an entry for ATtiny in the “Tools > Board” menu.
 
- Connecting the ATtiny
- Programming the ATtiny - use an ISP to upload the progrram
 
      
     Programmers