use SIP resistor of 10 ka to | Microcontroller › 8051 › ITS URGENT….. › use SIP resistor of 10 ka to May 6, 2013 at 7:06 pm #9649 awanish kumarParticipant use SIP resistor of 10 ka to give a pullup it is a package of parallel resistors having single inline package 9 pins use this to provide VCC on all pins form 33 to 40…. OR you can use port 2, then you will not need any pullup resistor on your Keypad
