Apr 30, 2013 #1 V vishu489 Advanced Member level 4 Joined Aug 28, 2011 Messages 116 Helped 3 Reputation 6 Reaction score 3 Trophy points 1,298 Activity points 2,120 Hi friends Can anyone tell me the avr controller which has capability to invert its uart o/p( uart RX & tx should be ideally low rather than high) i dont want to use transistor logic for that ,since i want to compact my design. i think through the software i can only invert data & not start bit & stop bit
Hi friends Can anyone tell me the avr controller which has capability to invert its uart o/p( uart RX & tx should be ideally low rather than high) i dont want to use transistor logic for that ,since i want to compact my design. i think through the software i can only invert data & not start bit & stop bit
Apr 30, 2013 #2 jayanth.devarayanadurga Banned Joined Dec 4, 2012 Messages 4,280 Helped 822 Reputation 1,654 Reaction score 791 Trophy points 1,393 Location Bangalore, India Activity points 0 Use HEX Inverter IC SMD type.
May 1, 2013 #3 nandhu015 Advanced Member level 5 Joined Feb 11, 2006 Messages 1,960 Helped 300 Reputation 600 Reaction score 222 Trophy points 1,353 Location India Activity points 9,924 You can write software uart instead of using hardware uart, where you can easily invert the i/p & o/p..
You can write software uart instead of using hardware uart, where you can easily invert the i/p & o/p..
May 1, 2013 #4 I IanP Advanced Member level 7 Joined Oct 5, 2004 Messages 7,929 Helped 2,311 Reputation 4,624 Reaction score 531 Trophy points 1,393 Location West Coast Activity points 66,416 There are many options, eg. any NPN transistor with a pull-up resistor ... :wink: IanP