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Applied Digital Inc PCB assembly house
I wanted to give a shameless promotion to these guys, they have been building PCB's for me for a commercial project and wanted to publicly endorse them!   Tony.b@appdig.com...
Tuesday, 3 September 2019 - 13:44
500 ohms
One of the lessons I learned from my high school electronics teacher was DC analysis, or how to combine multiple resistors to obtain the value you needed. He would stand in the...
Wednesday, 24 July 2019 - 15:44
Version string?
I'm working on an project, in one of the source code headers the sw version number is defined in two places, once as a set of defines and in another as a const char string. I not...
Friday, 19 July 2019 - 14:03
Leaning Electronics resource
I just came across this online textbook / tutorial and thought I would post the link in case a beginner needs a free and good source to learn by: https://www.allaboutcircuits.com...
Tuesday, 20 November 2018 - 15:13
New IoT sensor node w/ M4808 + wifi + battery
FYI: Just got a notice from Digikey about this new offering from MC It has a M4808 + wifi and provides usb charging of lipo battery (not included) MC part # AC164160 DK part #...
Tuesday, 30 October 2018 - 15:47
Pro-Micro bootloader
Recently while working on a project I picked up some Arduino pro-micro's (M32u4) from two different vendors, when plugged into my Win10 PC, half came up as Leonardo's, the other...
Tuesday, 9 October 2018 - 13:03
Looking for relay driver
Hey guys,   I'm working on reworking a pcb trying to make room for more stuff!  The current board has 10 5v coil relays and 10 npn's and assorted passives to drive it,...
Thursday, 19 July 2018 - 19:23
Industrial HVAC VAV control
My google foo must be off today, or maybe it just I'm a bit under the wx, as I'm not coming up with the info or a hackaday demo for this.   I'm looking for info on how to...
Friday, 25 May 2018 - 18:08
GPS based clock missed seconds
Not sure the best forum to post this, but since it is an Arduino sketch I'll try it here.   Background:  I've always wanted to build one of those self setting clocks and...
Tuesday, 27 March 2018 - 19:12
I2C pcb layout?
I have a question on I2C trace layout, I know it is considered a bus, and one would run the SDA/SCK lines from one device to the next. I'm laying out a pcb and have four devices,...
Friday, 19 January 2018 - 15:32
Put a workbench in your pocket
Perhaps this should be in market place, but wanted to share.   https://www.kickstarter.com/projects/pokitmeter/a-multimeter-oscilloscope-and-logger-that-fits-in   Happy...
Thursday, 21 December 2017 - 14:11
Xtal load caps
I'm working on a project that has a xtal in a similar configuration to the ones on an AVR, with  load caps on either side.   The DS for the xtal states Load Capacitance...
Friday, 4 August 2017 - 20:44

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