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  1. Difference between a Bus and an Interface | All About Circuits

    Aug 16, 2016 · A bus is what carries the signal between two devices. The interface is the connection from a device to the bus or the protocol of that connection.

  2. Help needed designing a hydrogen alarm circuit for a custom Bus …

    Nov 11, 2025 · Hi all, I'm starting a new safety project and need some help planning the circuit design. The main goal is to create a hydrogen safety alarm system. We have a custom in …

  3. Getting Started with Reading OBD-II Data via CAN Bus for a …

    Apr 7, 2025 · Hi everyone, I’m new to the forum and just getting started with automotive electronics. I’m working on a personal project to read real-time data from my car’s OBD-II port …

  4. Setting Up a CAN Bus Using MCP2515 and Arduino Uno

    Jul 24, 2025 · Hi, I’m trying to go a bit deeper into how CAN actually works, so I thought I’d set up a small test setup at home. I’ve ordered two MCP2515 modules and I’ll be using them with a …

  5. How to Interface LP5009 9-Channel LED Driver with STM32 …

    May 27, 2025 · How to configure the I2C interface properly for this setup? Any example code or libraries for initializing and controlling the LP5009? Tips on setting up the LED channels and …

  6. Feast your eyes on my beautiful SPI BUS | All About Circuits

    Nov 17, 2025 · Feast your eyes on my beautiful SPI BUS tdengineer Nov 17, 2025 Search Forums New Posts Thread Starter

  7. Grounding and common-mode in CAN and RS485 - All About …

    Nov 16, 2023 · Since the systems are initially isolated but are now connected through the non-isolated 485 bus, what is the common mode voltage seen by the transceivers of one of the …

  8. What is the use of an 3-state octal buffer/line driver?

    Jan 23, 2023 · " AHC244 is a low drive CMOS device that can be used for a multitude of bus interface type applications where output ringing is a concern. The low drive and slow edge …

  9. Memory management unit in pic32mz - All About Circuits

    Jul 8, 2016 · The Memory Organization section of the FRM says "External serial and or parallel memory can be mapped into virtual memory space for data access or code execution using …

  10. SPI Communication - All About Circuits

    Jan 26, 2022 · SPI is a serial peripheral interface which is a 3 or 4 wire (MISO, MOSI, CLK and CS) system to transfer data between ICs. SCI is an serial communications interface to send …