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Arduino Uno vs Arduino Mega2560 SPI port
  Hi there     I have a bunch of shields for Arduino Uno where I use the SPI port. Now that I need more than one UART, I thought to look at Arduino Mega2560 board....
Monday, 15 February 2021 - 16:43
Microcontroller seelction help
  Hi there,     I am looking for an ARM or PIC32 with at least three UARTs with the following requirements:   1. at least three UART with the following:...
Sunday, 6 December 2020 - 18:02
Does my device needs an EFT test ?
    Hi there     A client of mine has a product that is powered at 24Vdc or 24Vac. Among other features, the unit has an RS485 port.     A number of...
Tuesday, 26 May 2020 - 16:15
  Hi there     I am trying to figure out how ATECC608A handles the CRC. I do not have yet datasheet for ATECC608A-SSHDA, I do have for ATECC508A and ATECC608A-...
Tuesday, 7 April 2020 - 19:11
(.text+0x0): multiple definition of `ui8ArRxTx'
  Hello     I got to a halt and I can't go any further. I am porting a project written AS7 to Arduino. I get few errors saying the a variable is defined multiple...
Sunday, 22 December 2019 - 02:37
SPI to Ethernet Interface
  Hello Everyone   I wrote code to implement an SPI to Ethernet Interface (SEI) on a PIC32 microcontroller. It became something similar to the Wiznet chips with the...
Monday, 2 December 2019 - 03:11
Programming issue
  Hello everyone     I don't know what topic name should I give it. I am working on a small project in AS7, Mega328P, in fact an Arduino Uno board. I got stuck...
Friday, 25 October 2019 - 17:52
New pin numbering ?
    I wonder what would be the reason (a strong reason in order to brake the rule) for this BME680 sensor from Bosch to number the pins clockwise ?
Tuesday, 4 December 2018 - 18:49
Altium Designer Component Properties
    Hi there,     There are two fields among other, Comment and Description. What would you put in those fields ? They look similar, so I am a bit confused and...
Sunday, 25 November 2018 - 04:07
ATMEGA16U2 serial driver XP
    I do have an Arduino UNO board with a mega16u2 on it as USB-UART bridge. I want to use it connected to an XP machine. I am looking for a driver for the USB bridge...
Monday, 2 July 2018 - 05:50
Arduino vs Avr Studio (solved)
    Hi everybody,       I just tried to get an LED ON for one second and OFF for another second. I chose the "L" LED since it is already there (...
Sunday, 21 May 2017 - 00:13
Optocoupler speed
    Hello     Some transistor output style optocouplers have the base brought out. I wonder what would be the purpose of this ? Is there a way to...
Friday, 11 November 2016 - 15:48