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Do job One; ++; Do job two.. vs multi-tasking + priority tasks
Just working through the multi tasking tutorial again now that i have a project that could potentially use it. Life has flown by the last 3 years since iv really visited coding (...
Fri. May 12, 2017 - 09:11 PM
DAC vcc over-voltage protection on breadboard, use zeners as a safety net
While working with a 12bit DAC  'MCP4821  ($2.37)' which has a 6v max rating and i was isolating the voltage from my AVR/digital power rails with a three pin 5v...
Fri. Apr 28, 2017 - 12:41 AM
Name that 1970's capacitor. Great size and specs.
(On pondering, i have discovered these are axial tantalum capacitors) Hello all, There are these small, black polarized axial capacitors in this 70's Solid state Hammond organ im...
Wed. Jan 18, 2017 - 08:22 PM
SPI Master/Slave select, MSTR not setting *Newb Gotcha(me)
Been trying to store data into the SPI buffer, running through the simulator i could never write to it. Oddly i found that in the SPI Control Register even though iv been setting...
Thu. Dec 24, 2015 - 08:04 PM
Eh, moving to AS7
* EDIT AS6.2 has loaded up in my WindowsXP Virtual machine! Yay.  I admittedly had not touched Atmel Studio 6.2 for 5-6 or so months. Tried booting it to use the simulator...
Wed. Dec 23, 2015 - 03:42 AM
RF noise generation & digital clock considerations
So, yes our data lines may be shooting out RF noise like a son-of-a-gun but how much power from the AVR line?  I recently had a conversation with my friends brother who is an...
Tue. Dec 15, 2015 - 06:01 AM
ISP debug suggestions/experiences, ATMEL ICE uses & benefits to JTAGICE mkII
I currently only have experience using software simulated code stepping and am desiring to purchase an Atmel Jtag/ICE for Christmas. I don't see and benifits to the JTAGICE...
Fri. Dec 4, 2015 - 06:06 PM
Thousands of components, transistors, capacitors, resistors,opamps and logic chips. Im considering listing parts goody bags.
At one time i worked for Jabil Circuit in Auburn Hills MI. The companies they built boards for were multi-million/billion dollar companies and they had overstock parts from...
Mon. Aug 24, 2015 - 12:34 AM
Buffering voltages for analog MUX's (CD4051), curve tracer step voltages
I tried my hand at designing a small signal NPN transistor curve tracer from a 9v battery supply. Among many issues with the prototype one problem was my resistor SIP network (...
Sat. Aug 8, 2015 - 06:27 PM
5vdc in +/- 15vdc 'black box power modules -$4.15
Browsing Digikey and found some dc/dc converters at a reasonable price and nice package. http://www.digikey.com/product-d...   The dual +/- 15vdc output  looks like a...
Wed. Jul 22, 2015 - 09:44 AM
Manual USART simulation with QuickWatch data manipulation
Hey, thought i would share an (if not so obvious) way i finally found out how to test USART data receiving simulations for my midi project without simuli files.  In the USART...
Mon. Jul 13, 2015 - 07:53 AM
The Genesis of the Transistor, Bell labs / AT&T video from 1965!
Video is good so far, had to come share mid way through.   https://www.youtube.com/watch?v=...
Mon. Jul 6, 2015 - 12:08 AM

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