Post Created date
sleep arduino pit
I believe the problem is that, in PowerDown sleep mode, 'edge' interrupts will not work.
Sunday, 16 June 2013 - 23:35
Looking for keyed card edge connector
If this is a one off, I would definitely go with epoxy.
Monday, 10 June 2013 - 18:51
Looking for keyed card edge connector
Typically these connectors are provided with a slot in between positions, allowing you to key it yourself. Look at the drawing for this connector, you will see a note about it...
Monday, 10 June 2013 - 18:35
very confused thing happened 328P
Quote:it gave me an error That's probably your first clue. What was the error?
Friday, 7 June 2013 - 11:00
6 amp FET bridge
Check out the LT4320 "Ideal Diode Bridge Controller"
Tuesday, 4 June 2013 - 17:45
6 amp FET bridge
Quote:Does anybody see sparks and smoke from this arrangement? Torby, look closely at the FET body diodes...
Monday, 3 June 2013 - 17:26
50 Ohm calculations
Controlled impedance traces should be between two supply layers ideally, preferably between two ground layers. Otherwise, the impedance will be very difficult, if not impossible...
Saturday, 1 June 2013 - 11:04
LCD conections
You'll need to try better than than. Without a more complete description of what you are trying to accomplish, the hardware you are using, and the tool chain in use, there is...
Monday, 27 May 2013 - 20:17
Digitally controlled "volume control"
'Google' for "digital potentiometer". There's lots to choose from. The Microchip MCP41010, for example, is an SPI connected device that costs less than 6 shekel.
Sunday, 26 May 2013 - 15:01
Mac OS doesnt recognize when Atmega128 is connected!
You need to specify the 'port' to AVRDUDE. A quick way to find the correct one is as follows... Unplug your avr In Terminal, type the command "ls/dev/cu.*" Plug in your avr, and...
Sunday, 26 May 2013 - 11:47
T0 interrupt Problem
By design, the cpu clears the global interrupt bit when servicing an interrupt. Normally, the interrupt service routine will finish with the 'return from interrupt' instruction,...
Sunday, 26 May 2013 - 11:18
Codevisionavr EEPROM>>>>>>>>>>
I believe the OP was talking about Personal Identification Numbers. I don't use CodeVision, but IIRC you can do something like... eeprom unsigned int PIN[10]; to reserve...
Saturday, 25 May 2013 - 21:10