Category: DataComms

• DataComms

  Raspberry Pi Pico SD Card reader-Play wav files:

  Hardware Required:1. RPI Pico2. Micro SD Card Reader3. NS8002 Mini Audio Amp(5V)

  September 10, 2023
• DataComms

  MicroPython on Raspberry Pi Pico/Pico-W/RP2040-Zero with Windows 10:

  Hardware Required:1. Either  Raspberry Pi Pico/Pico-W/RP2040 Zero2. PC with Windows 103. WS2812B Neopixel Strip Using MicroPython is the easiest way to program the Raspberry Pi Pico Series.When you first get the Pico board, it is only got UF2 Bootloader loaded in it.So it can load of flash UF2 files.UF2 (USB…

  September 3, 2023
• DataComms

  Upgrading Firmware on ST-Link Programmer:

  You need ST-Link V2 Programmer First download the ST link Utility from the following ST Micro site:https://www.st.com/en/development-tools/stsw-link004.html Register yourself and download the zip file. Unzip and install it and launch.Now, insert the ST-Link Programmer to the USB port. From top menu, Select:  ST-Link -> Firmware Upgrade  Click on Device Connect…

  August 30, 2023
• DataComms

  Magnetic Levitation using analog Hall Sensor:

  Hardware required: – 1 x AH3503 Linear Hall Sensor– 2 x BC547 Transistors– 1 x 78L05 Regulator (5V)– 1 x IRF540 Power MOSFET– 2 x 4K7 Resistors– 1 x 1K resistor– 1 x 4K7 Trimmer Pot– 1 x Used relay to make the Electro magnet– 1 x Small Permanent Magnet taken…

  August 30, 2023
• DataComms

  Simple Access control Using RFID MFR-522:

  Hardware Required:1.  RFID MFRC-5222. RFID Tag3. Arduino UNO First, go to the following Github page and download the RFID Library master.zip file.https://github.com/miguelbalboa/rfidInstall the zip file on Arduino IDE. Once installed, connect the RFID MFRC-522 to Arduino UNO as follows: From Arduino IDE, load the example Dumpinfo.ino. Open the serial monitor.Now RFID Reader board is ready to read…

  August 30, 2023