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AVR DB Level Shifter
Fairly good article in Electronic Design News (EDN) on the new "level shifter peripheral"   https://www.edn.com/eliminating-...   It shows the internal op-amp, driven by...
Thursday, 16 June 2022 - 15:39
Switch-mode battery charger IC?
I am stumped! Have searched for several days, now, via major distributors and chip manufacturers. Hope I just missed one somewhere. What I need:   1. To Charge: 2 cells in...
Sunday, 29 May 2022 - 04:56
USB Debugging
Well, this isn't really an electronics question, but don't know where else to put it. The topic has been discussed  before, many times, but I am still puzzled about how...
Saturday, 28 May 2022 - 18:18
Hot Air rework station?
Considering getting one.   Can you use one of these for the initial soldering of a part, such as a QFN-32 IC? Does that require solder paste?   Do they typically handle...
Sunday, 22 May 2022 - 00:07
RS485 Access Control?
Greetings, Freaks -   This seems like a hardware question though there are certainly software "issues" lurking behind the scenes.   RS485 is normally a two wire (single...
Saturday, 21 May 2022 - 22:44
"Armored" cable?
Greetings -   Designing a new instrument that has the option of a secondary "power pack" a short distance (maybe up to a few meters) away. Environment is temperate to boreal...
Thursday, 21 April 2022 - 05:51
MACROS - Can I?
This question comes from M4809 and its system of module structs but it is really a c question to which I've not been able to find the answer.   Background: The newer XMega,...
Thursday, 21 April 2022 - 02:18
mega328PB, SPI (& TWI) and Power Reduction Register(s) [SOLVED]
Greeting   Another 328PB question. This is based on the mega328PB manual just downloaded from Microchip.   The manual description of the SPI module says   To...
Sunday, 17 April 2022 - 05:06
Mega328PB and new GPIO channels [SOLVED]
Greetings -   The standard Mega328/P uses the DIDR0 register to disconnect digital I/O circuitry from pins that are used as analog inputs. This register controls ADC0 to...
Sunday, 17 April 2022 - 00:47
Its a tough (manufacturing) life these days!
Just going through part availability on the BOM for my current accelerometer product. It is pretty grim.   1. A TI power switch that selects between USB power and battery...
Saturday, 16 April 2022 - 19:22
Hardware Header Style?
Greetings Freaks -   This is pretty much an opinion request. So, bear with me, for a bit, please.   Just starting coding on a new version of my accelerometer product...
Saturday, 16 April 2022 - 16:16
Bootloading from uSD card?
Greetings Freaks -   There have been a few postings on the forum about doing a bootload from a microSD card on an AVR. But, I have never seen a resolution about how one...
Monday, 7 March 2022 - 19:42

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