Discussion Title | Created date |
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How does a pre-amplified pH sensor work? Consider a "pre-amplified" pH sensor such as https://www.omega.com/pptst/PHE9... There is only a single BNC connection. Does the RTD temperature compensation as well... |
Tuesday, 4 September 2018 - 14:52 |
Looking for some 'Freak to rebuild IAR application Also posted in Off-Topic to get more eyes... A customer of our board house needs a legacy app rebuilt. About 10-year-old app, and obsolete components and similar... |
Tuesday, 24 July 2018 - 14:56 |
MicrochipDirect pre-programmed AVRs -- how to We are assisting our board house with specifying the build for another of their customers. Mega64 app that had pre-programmed from factory/distributor in the past. As... |
Friday, 29 June 2018 - 15:57 |
Xmega -- How to detect USB A design is going onto paper, with an Xmega384-C3. It will not be USB powered as the Xplained is, so we didn't get any hints there. The question is what is the usual/... |
Friday, 1 June 2018 - 13:43 |
C question -- init string without trailing null possible? I seem to recall a discussion on this in the past, but cannot find it. I want to put an array of structs into flash. (but flash or EEPROM or SRAM shouldn't matter, I... |
Wednesday, 27 September 2017 - 19:21 |
How many "powerful" instructions? My pdp8/e reference card, circa 1970 [attachments too big for wysiwyg apparently...] |
Sunday, 5 March 2017 - 20:14 |
Mega324PB tough to find - Split from Mega328PB thread gchapman wrote:Mouser Electronics ordered some. That was in October. Still not there: Mouser Part #: 556-ATMEGA328PB-AU Mfr.'s Part #: ATMEGA328PB-AU... |
Wednesday, 1 March 2017 - 16:46 |
Math help--Hydrophone voltage output scale A prototype app is using a hydrophone http://www.aquarianaudio.com/h1c... The datasheet says under Specifications which is confusing to us...a uPa is less than a butterfly... |
Thursday, 23 February 2017 - 16:53 |
Adding GPS tracking A customer has requested that we add GPS tracking to the device, which is a commercial/consumer rental device. Think "lojack" -- when not returned, or stolen, they want to... |
Wednesday, 30 November 2016 - 14:09 |
Replace venerable TI-36X Solar Calculator After 30 years or so, I gave my TI-36X solar calculator a [too] hard drop and now I'm missing a few segments. :( From http://www.datamath.org/Sci/Mode... Texas... |
Tuesday, 16 August 2016 - 14:59 |
(1<<bitnumber) expression considered harmful Apologies to Edgar Dijkstra: Go To Statement Considered Harmful The below has been at least mentioned a few times on 'Freaks over the years... (1<<bitnumber)... |
Thursday, 11 August 2016 - 19:55 |
AA alkaline discharge curve @5mA Can anyone point me to a typical discharge curve for a AA alkaline battery with a 5mA discharge rate? A quick Google search only uncovered curves down to 50mA; all others... |
Tuesday, 5 July 2016 - 14:56 |