41554 blogs · [ { "id": "01a087d5-4494-7211-ae49-5a8e29517f27", "title": "The RP2040 Minimalist HF Transceiver: A Low-Cost, High-Fun Sandbox for the Radio Tinkerer", "url": "http://www.riyas.org/2026/06/the-rp2040-minimalist-hf-transceiver.html", "published_at": "2026-06-26T16:47:09+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e29ecfa1f", "title": "Generating True Random Numbers with a Geiger Counter and an ATtiny13 to serial port", "url": "http://www.riyas.org/2024/12/generating-true-random-numbers-with.html", "published_at": "2024-12-08T21:18:00+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e2a3f314e", "title": "Repurpose old TV remote as a universal remote control- [parasite design] [chip in the middle modifier on IR signals]", "url": "http://www.riyas.org/2020/04/convert-ir-remote-to-universal-remote.html", "published_at": "2020-04-24T12:34:00+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e2a679c0b", "title": "A tiny avr library for Si5351 [less than 1kb flash]", "url": "http://www.riyas.org/2019/05/a-tiny-avr-library-for-si5351-less-than.html", "published_at": "2019-05-05T13:23:00+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e2b3370c2", "title": "An inexpensive, low power wireless sensor using attiny13a, ds18b20, ldr, rf433", "url": "http://www.riyas.org/2019/01/attiny13-wireless-temperature-433mhz-ds18b20-watchdog.html", "published_at": "2019-01-14T15:38:00+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e2b8f23ca", "title": "A simple arduino tft library for R61503 based touchscreen", "url": "http://www.riyas.org/2018/11/arduino-tft-library-for-R61503.html", "published_at": "2018-11-28T09:54:00+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e2bcfbed3", "title": "Repurpose Old Electronics: Learning from an old wireless floor heating controller/thermostat [ Part 1]", "url": "http://www.riyas.org/2018/07/repurpose-old-electronics-learning-from.html", "published_at": "2018-07-27T10:51:00+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e2c3c8f54", "title": "A compact swr analyser and wspr generator using ad8307, atmega328 and dds and a nokia 5110 lcd", "url": "http://www.riyas.org/2017/04/a-compact-swr-analyser-and-wspr-signal-generator.html", "published_at": "2017-04-10T08:57:00+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e2d3762b3", "title": "Getting started with STM32F4XX with minimal resources and time - NOT USING ECLIPSE [quick start]", "url": "http://www.riyas.org/2017/02/quickly-getting-started-with-stm32f4xx.html", "published_at": "2017-02-02T14:28:00+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e2d992ff9", "title": "Online tool to convert bitmap to hex codes for Arduino Graphic LCD 84x48 with PCD8544 controller Nokia 5110", "url": "http://www.riyas.org/2017/01/online-tool-to-convert-bitmap-to-hex-nokia-arduino.html", "published_at": "2017-01-19T12:35:00+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e2e355490", "title": "Home made PCB for a prototype board with TSSOP 28 tlv320aic and lessons learned from a simple uv led box", "url": "http://www.riyas.org/2017/01/home-made-pcb-for-prototype-board-with.html", "published_at": "2017-01-08T17:49:00+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e2e49d2d5", "title": "Quickly test a bare esp8266 (ESP12) module with no extra bells and whisles [quick start]", "url": "http://www.riyas.org/2016/12/quickly-test-bare-esp8266-esp12-module.html", "published_at": "2016-12-25T11:35:00+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e2ed3cd96", "title": "A simple Si5351 vfo and bfo with S meter for hombrew transceiver- firmware based on arduino/atmega328p", "url": "http://www.riyas.org/2016/12/a-simple-si5351-vfo-and-bfo-with-s-meter.html", "published_at": "2016-12-11T16:10:00+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e2f0eb139", "title": "A Simple Si5351 based vfo (signal generator) for ham radio use [quick start-setting up and general details]", "url": "http://www.riyas.org/2016/11/a-simple-si5351-based-vfo-signal_5.html", "published_at": "2016-11-05T13:23:00+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e2f244391", "title": "How to test the pf range of a Variable Capacitor with an arduino uno or any atmega328 boards [beginner]", "url": "http://www.riyas.org/2016/10/how-to-test-pf-range-of-variable-capacitors-with-arduino.html", "published_at": "2016-10-16T13:27:00+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e2f31af9f", "title": "Use any infrared remote to control an RGB led with an arduino uno [beginner]", "url": "http://www.riyas.org/2016/09/use-any-infrared-remote-to-control-rgb.html", "published_at": "2016-09-21T16:32:00+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e2fd48a1b", "title": "Simple and quick way to test a 28BYJ-48 Stepper motor using arduino [beginner]", "url": "http://www.riyas.org/2016/09/simple-and-quick-way-to-test-28byj-48-stepper-motor-with-arduino.html", "published_at": "2016-09-18T14:04:00+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e30b3bc16", "title": "Simple iambic keyer with capacitive touch Key and integrated lcd decoder using atmega328/Arduino to practice sending CW (Morse)", "url": "http://www.riyas.org/2016/07/simple-prctice-iambic-keyer-with-capacitive-sense-and-lcd.html", "published_at": "2016-07-20T17:00:00+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e3109c574", "title": "A quick dive in to ebay CJMCU-407 board with STM32F407VG", "url": "http://www.riyas.org/2017/07/a-quick-dive-in-to-ebay-cjmcu-407-board.html", "published_at": "2016-07-06T10:15:00+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e31e5f14c", "title": "Adding Rotary encoder to arduino projects- quick start", "url": "http://www.riyas.org/2015/12/adding-rotary-encoder-to-arduino.html", "published_at": "2015-12-24T13:25:00+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e32a5f495", "title": "Simple AD8307 rf power meter for sweeper using ad9850 dds and arduino for testing crystals etc", "url": "http://www.riyas.org/2015/10/simple-ad8307-rf-power-meter-for.html", "published_at": "2015-10-25T15:01:00+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e331bc52b", "title": "Simple arduino sketch and pcb to quickly test an Si570 oscillator/vfo/PROGRAMMABLE XO", "url": "http://www.riyas.org/2015/10/simple-arduino-sketch-and-pcb-to-test-Si570-from-silab.html", "published_at": "2015-10-02T14:10:00+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e340b491f", "title": "A simple RF remote with code hopping or rolling code on Arduino and AVR using cheap 433mhz rf modules", "url": "http://www.riyas.org/2015/07/a-simple-rf-remote-with-secure-rolling-code-and-arduino.html", "published_at": "2015-07-05T15:56:00+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e3462551d", "title": "A simple UHF beacon for fox hunt or lost rc model using arduino and 433MHZ rf module", "url": "http://www.riyas.org/2015/06/a-simple-uhf-beacon-for-fox-hunt-arduino-rf-433MHZ.html", "published_at": "2015-06-27T14:40:00+00:00" }, { "id": "01a087d5-4494-7211-ae49-5a8e35081cf7", "title": "Quick and dirty way to measure inductance and capacitance with an arduino uno or any other micros", "url": "http://www.riyas.org/2015/04/quick-and-dirty-way-to-measure-capacitance-inductance.html", "published_at": "2015-04-12T16:47:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b17efa177", "title": "A simple standalone antenna analyzer based on arduino and ad9850 with ili9341tft", "url": "http://www.riyas.org/2015/04/a-simple-standalone-antenna-analyzer-with-ili9341tft.html", "published_at": "2015-04-02T11:11:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b1801ab29", "title": "Quickly test an ILI9341 TFT display with an arduino [quick test]", "url": "http://www.riyas.org/2015/03/quickly-test-ili9341-with-arduino.html", "published_at": "2015-03-20T20:12:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b1872ad29", "title": "Weak signals and a random piece of wire with ad9850 dds and arduino - testing out WSPR", "url": "http://www.riyas.org/2015/01/weak-signals-and-random-piece-of-wire-arduino-ad9850-WSPR.html", "published_at": "2015-01-04T10:55:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b1937f530", "title": "Automatically reboot raspberry pi media center (raspbmc) on internet loss with wifi dongle [headless raspberries on ssh]", "url": "http://www.riyas.org/2014/11/automatically-reboot-raspberry-pi-on-wifi-disconnect-internet-reset.html", "published_at": "2014-11-06T16:49:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b197af6f6", "title": "Shrinking microcontroller projects and arduinos with Attiny85 or digispark or digistump with V-USB [quick start digistump tutorial]", "url": "http://www.riyas.org/2014/11/shrinking-microcontroller-projects-and-attiny85-digistump-vusb-quickstart.html", "published_at": "2014-11-01T13:39:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b19fd4219", "title": "Controlling an led matrix using a single button using Morse code - a basic example for minimal communication channel", "url": "http://www.riyas.org/2014/09/controlling-led-matrix-using-single-button-morse-code-for-disabled.html", "published_at": "2014-09-28T16:28:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b1a755ecd", "title": "A simple contact less human computer interface with ultrasonic transsducers and arduino uno or atmega328 [part 1]", "url": "http://www.riyas.org/2014/09/a-simple-ultrasonic-human-computer-interface-arduino-uno-SR04sensor.html", "published_at": "2014-09-20T09:52:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b1afb091e", "title": "Raspberry pi led matrix display showing scrolling weather forecast data - Simple led displays for Pi", "url": "http://www.riyas.org/2014/09/raspberry-pi-led-matrix-display-showing-scrolling-weatherdata.html", "published_at": "2014-09-11T17:32:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b1bd8f435", "title": "Quick start with max7219 led dotmatrix display on raspberry pi and arduino - DIY led displays and name boards", "url": "http://www.riyas.org/2014/09/quick-start-with-max7219-led-dotmatrix-raspberry-pi-arduino-diy-led-signage.html", "published_at": "2014-09-06T19:09:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b1c21c20f", "title": "Raspberry pi as an nrf24l01 base station with python for smart home or internet of anything projects", "url": "http://www.riyas.org/2014/08/raspberry-pi-as-nrf24l01-base-station-internet-connected-wireless.html", "published_at": "2014-08-29T17:35:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b1c9274e6", "title": "Testing a solar power-bank with raspberry pi -[ fake ebay specifications]", "url": "http://www.riyas.org/2014/08/testing-ebay-solar-power-bank-with-raspberry.html", "published_at": "2014-08-24T15:34:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b1d8633d8", "title": "Decoding and learning remote control cars (RC cars) with Software Defined Radio (SDR)", "url": "http://www.riyas.org/2014/08/decoding-and-learning-remote-control.html", "published_at": "2014-08-11T17:22:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b1e3328e0", "title": "Testing an nrf24l01 module with raspberry pi using poor mans (2.4Ghz)wifi scanner", "url": "http://www.riyas.org/2014/08/testing-nrf24l01-module-with-raspberry-version-poormans-wifi-scanner.html", "published_at": "2014-08-01T09:24:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b1eef908b", "title": "Quickly test an IL9341 2.2 inch 2.2\" SPI TFT display on Raspbmc media-center on raspberry pi", "url": "http://www.riyas.org/2014/07/quickly-test-il9341-22-inch-22-spi-tft-raspbmc-fbtft.html", "published_at": "2014-07-20T15:40:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b1fe6dda5", "title": "Setting up a MediaTek Ralink WiFi Adapter in Raspbmc 3.12.21-Raspberry PI [mt7601]", "url": "http://www.riyas.org/2014/07/setting-up-mediatek-ralink-wifi-adapter-Raspbmc3.12.21-Raspberry-PI-mt7601.html", "published_at": "2014-07-18T08:50:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b2075980f", "title": "A simple 2.4GHZ spectrum analyser with nrf24l01,character lcd and an arduino", "url": "http://www.riyas.org/2014/06/a-simple-24ghz-spectrum-analyser-arduino-lcd-shield.html", "published_at": "2014-06-27T19:01:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b20fa007c", "title": "Online lcd custom character font generator with binary and hex codes for Arduino lcd displays", "url": "http://www.riyas.org/2014/06/online-lcd-custom-character-font-lcd-shield-display.html", "published_at": "2014-06-23T13:29:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b21f4225f", "title": "Controlling a 27mhz remote control car with AD9850 and arduino uno", "url": "http://www.riyas.org/2014/06/computer-controlling-27mhz-remote-control-car-ad9850-dds.html", "published_at": "2014-06-14T20:42:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b22bc2939", "title": "Simple guide to using funcube with gnuradio on ubuntu for fm reception", "url": "http://www.riyas.org/2014/06/simple-guide-to-using-funcube-with-gnuradio-on-ubuntu-fm-radio.html", "published_at": "2014-06-08T15:28:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b235246f1", "title": "Cheap remote wireless temperature sensor with arduino and 433mhz rf module and DS18B20 or LM35", "url": "http://www.riyas.org/2014/06/cheap-remote-wireless-temperature-sensor-with-arduino-uno-433mhz-rfmodule.html", "published_at": "2014-06-01T10:34:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b23dc6adb", "title": "Simple led clock thermomter with DS1302 and LM35 for beginners using arduino", "url": "http://www.riyas.org/2014/05/simple-led-clock-thermomter-with-ds1302-lm35-for-beginners.html", "published_at": "2014-05-18T12:31:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b23ec13e8", "title": "Build a cheap cordless wifi repeater and range extender with a tplink router WR841N", "url": "http://www.riyas.org/2014/04/build-cheap-cordless-wifi-repeater-with-tplink-wr841n.html", "published_at": "2014-04-21T14:02:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b244c8cb0", "title": "A simple arduino clock using ethernet shield and ntp for beginners", "url": "http://www.riyas.org/2014/03/a-simple-arduino-led-clock-using-ethernet-ntp-for-beginners.html", "published_at": "2014-03-07T21:16:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b24893103", "title": "Sending infrared commands over Ethernet with arduino -Extending ir remotes over ip to attic", "url": "http://www.riyas.org/2014/03/sending-infrared-commands-over-ethernet-extend-ir-remote-arduino-ethernet.html", "published_at": "2014-03-02T09:00:00+00:00" }, { "id": "01a0be04-7cee-7064-9a74-837b24cd26f0", "title": "Arduino - controlling high voltage devices-from dc motors to ceiling fan speed controller", "url": "http://www.riyas.org/2014/02/arduino-controlling-high-voltage-devices-dc-motors-and-ac-motors-fan-speed.html", "published_at": "2014-02-28T19:55:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-48077601c8b6", "title": "Setting up Nordic nRF24L01 RF modules on Raspberry Pi for Home automation", "url": "http://www.riyas.org/2014/02/setting-up-nordic-nrf24l01-rf-modules-raspberrypi-home-automation.html", "published_at": "2014-02-23T14:22:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-4807767ef976", "title": "Quickly make an ultrasound range detector with led display [HC-SR04 quickstart]", "url": "http://www.riyas.org/2014/02/quickly-make-ultrasound-range-detector-with-seven-segment-led-display-with-arduino-hcsr04.html", "published_at": "2014-02-22T15:50:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-48077701c396", "title": "Quickly test an AD9850 ebay module with an arduino and a software defined radio (SDR) [quick start for beginners]", "url": "http://www.riyas.org/2014/02/quickly-test-ad9850-ebay-module-with-arduino-and-software-defined-radio.html", "published_at": "2014-02-16T12:57:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-48077779daea", "title": "IR blasters - All you need to know about infrared remotes and ir extenders [for DIYers]", "url": "http://www.riyas.org/2014/02/ir-blasters-all-you-need-to-know-about-infrared-remotes-and-ir-extenders.html", "published_at": "2014-02-07T17:41:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-4807777b9807", "title": "raspbmc internet browser- a simple guide to aurora browser on the raspbmc", "url": "http://www.riyas.org/2014/02/raspbmc-internet-browser-simple-guide.html", "published_at": "2014-02-06T13:55:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-48077816815e", "title": "A complete beginner’s guide to set up a raspberry pi media Centre and to play videos in HD", "url": "http://www.riyas.org/2014/01/A-complete-beginners-guide-to-set-up-a-raspberry-pi-media-Centre-and-to-play-videos-in-HD.html", "published_at": "2014-01-28T14:38:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-480778cf5a48", "title": "raspberry pi google talk remote control- controlling a pi with google chat message and chat bot", "url": "http://www.riyas.org/2014/01/raspberry-pi-google-talk-remote-control.html", "published_at": "2014-01-27T16:42:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-480779144b3b", "title": "Raspberry pi as a simple low cost rf signal generator [quick and dirty solutions]", "url": "http://www.riyas.org/2014/01/raspberry-pi-as-simple-low-cost-rf-signal-generator-sweeper.html", "published_at": "2014-01-26T03:00:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-480779e79e98", "title": "Raspberry pi dropbox - manually and automatically backup raspbmc,xbmc,raspberry pi data to dropbox", "url": "http://www.riyas.org/2014/01/raspberry-pi-dropbox-manually-and.html", "published_at": "2014-01-24T20:15:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-480779f4814e", "title": "Git commands- The shortest and fastest guide to use Github from linux command line [30 seconds]", "url": "http://www.riyas.org/2014/01/git-commands-shortest-and-fastest-guide.html", "published_at": "2014-01-24T18:37:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-48077a02d2fa", "title": "Controlling a AD9850/AD9851 dds module without using a microcontroller or PIC", "url": "http://www.riyas.org/2014/01/controlling-ad9850ad9851-dds-module.html", "published_at": "2014-01-22T14:14:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-48077a338853", "title": "Cool raspberry pi security system - A compilation of best DIY home security Projects using raspberry Pi", "url": "http://www.riyas.org/2014/01/raspberry-pi-security-system.html", "published_at": "2014-01-22T12:09:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-48077b1746b8", "title": "Raspberry Pi as a Northern light forcast device - PiAurora", "url": "http://www.riyas.org/2014/01/raspberry-pi-as-northern-light-forcast.html", "published_at": "2014-01-16T17:32:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-48077b8dc4ad", "title": "Raspberry pi htpc- a simple and affordable home theater projector computer", "url": "http://www.riyas.org/2014/01/Raspberry-pi-htpc-a-simple-and-affordable-home-theater-projector-computer.html", "published_at": "2014-01-11T14:20:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-48077bfe7069", "title": "Installing OpenELEC for Raspberry Pi under Windows-for Newbies", "url": "http://www.riyas.org/2014/01/Openelec-raspberry-pi-windows-xbmc-lightweight.html", "published_at": "2014-01-11T13:44:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-48077cc4f23f", "title": "Raspberry pi ir blaster- Control your Infrared Devices from the Internet", "url": "http://www.riyas.org/2014/01/raspberry-pi-ir-blaster-control-your.html", "published_at": "2014-01-09T15:40:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-48077d1fa728", "title": "Wirelessly send strings to 8*8 led matrix with NRF24L01 Transceiver- scrolling tweets", "url": "http://www.riyas.org/2013/12/wirelessly-send-strings-to-88-led.html", "published_at": "2013-12-29T19:45:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-48077dbbdec8", "title": "Remove Raspbmc web browser- getting rid of Arora Web Browser and removing it from Program shortcuts in raspbmc", "url": "http://www.riyas.org/2013/12/remove-raspbmc-web-browser-getting-rid.html", "published_at": "2013-12-29T16:49:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-48077eb00647", "title": "Watch youtube on tv with raspberry pi and raspbmc", "url": "http://www.riyas.org/2013/12/watch-youtube-on-tv-with-raspberry-pi.html", "published_at": "2013-12-27T18:00:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-48077ecbdce1", "title": "Turn tv into smart tv-cheap smart tv conversion using raspberry pi", "url": "http://www.riyas.org/2013/12/turn-tv-into-smart-tv-cheap-smart-tv.html", "published_at": "2013-12-27T03:00:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-48077ee7990b", "title": "Online led matrix font generator with binary and hex codes for Arduino", "url": "http://www.riyas.org/2013/12/online-led-matrix-font-generator-with.html", "published_at": "2013-12-26T20:38:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-48077f877cc1", "title": "Broadcast FM reception with gnuradio and Funcube Dongle [quick start with funcube and gnuradio]", "url": "http://www.riyas.org/2013/12/broadcast-fm-reception-with-gnuradio.html", "published_at": "2013-12-25T12:45:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-4807802b3bac", "title": "[working] Quick start guide for nRF24L01 on Arduino", "url": "http://www.riyas.org/2013/12/working-quick-start-guide-for-nrf24l01.html", "published_at": "2013-12-22T12:55:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-480780e51f27", "title": "Build a low cost remote temperature monitoring system for home or server room temperature monitoring", "url": "http://www.riyas.org/2013/12/build-low-cost-remote-temperature.html", "published_at": "2013-12-21T20:29:00+00:00" }, { "id": "01a0be0a-ed6a-7160-959e-48078122dfe2", "title": "Infrared remote controlled (TV remote) bash script on raspberry pi (or raspbmc) with irexec", "url": "http://www.riyas.org/2013/12/infrared-remote-controlled-tv-remote.html", "published_at": "2013-12-12T19:43:00+00:00" } ] posts Claim your blog

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2026

The RP2040 Minimalist HF Transceiver: A Low-Cost, High-Fun Sandbox for the Radio Tinkerer original ↗

26 Jun 2026

2024

Generating True Random Numbers with a Geiger Counter and an ATtiny13 to serial port original ↗

8 Dec 2024

2020

Repurpose old TV remote as a universal remote control- [parasite design] [chip in the middle modifier on IR signals]original ↗

24 Apr 2020

2019

A tiny avr library for Si5351 [less than 1kb flash]original ↗

5 May 2019

An inexpensive, low power wireless sensor using attiny13a, ds18b20, ldr, rf433 original ↗

14 Jan 2019

2018

A simple arduino tft library for R61503 based touchscreen original ↗

28 Nov 2018

Repurpose Old Electronics: Learning from an old wireless floor heating controller/thermostat [ Part 1]original ↗

27 Jul 2018

2017

A compact swr analyser and wspr generator using ad8307, atmega328 and dds and a nokia 5110 lcd original ↗

10 Apr 2017

Getting started with STM32F4XX with minimal resources and time - NOT USING ECLIPSE [quick start]original ↗

2 Feb 2017

Online tool to convert bitmap to hex codes for Arduino Graphic LCD 84x48 with PCD8544 controller Nokia 5110 original ↗

19 Jan 2017

Home made PCB for a prototype board with TSSOP 28 tlv320aic and lessons learned from a simple uv led box original ↗

8 Jan 2017

2016

Quickly test a bare esp8266 (ESP12) module with no extra bells and whisles [quick start]original ↗

25 Dec 2016

A simple Si5351 vfo and bfo with S meter for hombrew transceiver- firmware based on arduino/atmega328p original ↗

11 Dec 2016

A Simple Si5351 based vfo (signal generator) for ham radio use [quick start-setting up and general details]original ↗

5 Nov 2016

How to test the pf range of a Variable Capacitor with an arduino uno or any atmega328 boards [beginner]original ↗

16 Oct 2016

Use any infrared remote to control an RGB led with an arduino uno [beginner]original ↗

21 Sept 2016

Simple and quick way to test a 28BYJ-48 Stepper motor using arduino [beginner]original ↗

18 Sept 2016

Simple iambic keyer with capacitive touch Key and integrated lcd decoder using atmega328/Arduino to practice sending CW (Morse)original ↗

20 Jul 2016

A quick dive in to ebay CJMCU-407 board with STM32F407VG original ↗

6 Jul 2016

2015

Adding Rotary encoder to arduino projects- quick start original ↗

24 Dec 2015

Simple AD8307 rf power meter for sweeper using ad9850 dds and arduino for testing crystals etc original ↗

25 Oct 2015

Simple arduino sketch and pcb to quickly test an Si570 oscillator/vfo/PROGRAMMABLE XO original ↗

2 Oct 2015

A simple RF remote with code hopping or rolling code on Arduino and AVR using cheap 433mhz rf modules original ↗

5 Jul 2015

A simple UHF beacon for fox hunt or lost rc model using arduino and 433MHZ rf module original ↗

27 Jun 2015

Quick and dirty way to measure inductance and capacitance with an arduino uno or any other micros original ↗

12 Apr 2015

A simple standalone antenna analyzer based on arduino and ad9850 with ili9341tft original ↗

2 Apr 2015

Quickly test an ILI9341 TFT display with an arduino [quick test]original ↗

20 Mar 2015

Weak signals and a random piece of wire with ad9850 dds and arduino - testing out WSPR original ↗

4 Jan 2015

2014

Automatically reboot raspberry pi media center (raspbmc) on internet loss with wifi dongle [headless raspberries on ssh]original ↗

6 Nov 2014

Shrinking microcontroller projects and arduinos with Attiny85 or digispark or digistump with V-USB [quick start digistump tutorial]original ↗

1 Nov 2014

Controlling an led matrix using a single button using Morse code - a basic example for minimal communication channel original ↗

28 Sept 2014

A simple contact less human computer interface with ultrasonic transsducers and arduino uno or atmega328 [part 1]original ↗

20 Sept 2014

Raspberry pi led matrix display showing scrolling weather forecast data - Simple led displays for Pi original ↗

11 Sept 2014

Quick start with max7219 led dotmatrix display on raspberry pi and arduino - DIY led displays and name boards original ↗

6 Sept 2014

Raspberry pi as an nrf24l01 base station with python for smart home or internet of anything projects original ↗

29 Aug 2014

Testing a solar power-bank with raspberry pi -[ fake ebay specifications]original ↗

24 Aug 2014

Decoding and learning remote control cars (RC cars) with Software Defined Radio (SDR)original ↗

11 Aug 2014

Testing an nrf24l01 module with raspberry pi using poor mans (2.4Ghz)wifi scanner original ↗

1 Aug 2014

Quickly test an IL9341 2.2 inch 2.2" SPI TFT display on Raspbmc media-center on raspberry pi original ↗

20 Jul 2014

Setting up a MediaTek Ralink WiFi Adapter in Raspbmc 3.12.21-Raspberry PI [mt7601]original ↗

18 Jul 2014

A simple 2.4GHZ spectrum analyser with nrf24l01,character lcd and an arduino original ↗

27 Jun 2014

Online lcd custom character font generator with binary and hex codes for Arduino lcd displays original ↗

23 Jun 2014

Controlling a 27mhz remote control car with AD9850 and arduino uno original ↗

14 Jun 2014

Simple guide to using funcube with gnuradio on ubuntu for fm reception original ↗

8 Jun 2014

Cheap remote wireless temperature sensor with arduino and 433mhz rf module and DS18B20 or LM35 original ↗

1 Jun 2014

Simple led clock thermomter with DS1302 and LM35 for beginners using arduino original ↗

18 May 2014

Build a cheap cordless wifi repeater and range extender with a tplink router WR841N original ↗

21 Apr 2014

A simple arduino clock using ethernet shield and ntp for beginners original ↗

7 Mar 2014

Sending infrared commands over Ethernet with arduino -Extending ir remotes over ip to attic original ↗

2 Mar 2014

Arduino - controlling high voltage devices-from dc motors to ceiling fan speed controller original ↗

28 Feb 2014

Setting up Nordic nRF24L01 RF modules on Raspberry Pi for Home automation original ↗

23 Feb 2014

Quickly make an ultrasound range detector with led display [HC-SR04 quickstart]original ↗

22 Feb 2014

Quickly test an AD9850 ebay module with an arduino and a software defined radio (SDR) [quick start for beginners]original ↗

16 Feb 2014

IR blasters - All you need to know about infrared remotes and ir extenders [for DIYers]original ↗

7 Feb 2014

raspbmc internet browser- a simple guide to aurora browser on the raspbmc original ↗

6 Feb 2014

A complete beginner’s guide to set up a raspberry pi media Centre and to play videos in HD original ↗

28 Jan 2014

raspberry pi google talk remote control- controlling a pi with google chat message and chat bot original ↗

27 Jan 2014

Raspberry pi as a simple low cost rf signal generator [quick and dirty solutions]original ↗

26 Jan 2014

Raspberry pi dropbox - manually and automatically backup raspbmc,xbmc,raspberry pi data to dropbox original ↗

24 Jan 2014

Git commands- The shortest and fastest guide to use Github from linux command line [30 seconds]original ↗

24 Jan 2014

Controlling a AD9850/AD9851 dds module without using a microcontroller or PIC original ↗

22 Jan 2014

Cool raspberry pi security system - A compilation of best DIY home security Projects using raspberry Pi original ↗

22 Jan 2014

Raspberry Pi as a Northern light forcast device - PiAurora original ↗

16 Jan 2014

Raspberry pi htpc- a simple and affordable home theater projector computer original ↗

11 Jan 2014

Installing OpenELEC for Raspberry Pi under Windows-for Newbies original ↗

11 Jan 2014

Raspberry pi ir blaster- Control your Infrared Devices from the Internet original ↗

9 Jan 2014

2013

Wirelessly send strings to 8*8 led matrix with NRF24L01 Transceiver- scrolling tweets original ↗

29 Dec 2013

Remove Raspbmc web browser- getting rid of Arora Web Browser and removing it from Program shortcuts in raspbmc original ↗

29 Dec 2013

Watch youtube on tv with raspberry pi and raspbmc original ↗

27 Dec 2013

Turn tv into smart tv-cheap smart tv conversion using raspberry pi original ↗

27 Dec 2013

Online led matrix font generator with binary and hex codes for Arduino original ↗

26 Dec 2013

Broadcast FM reception with gnuradio and Funcube Dongle [quick start with funcube and gnuradio]original ↗

25 Dec 2013

[working] Quick start guide for nRF24L01 on Arduino original ↗

22 Dec 2013

Build a low cost remote temperature monitoring system for home or server room temperature monitoring original ↗

21 Dec 2013

Infrared remote controlled (TV remote) bash script on raspberry pi (or raspbmc) with irexec original ↗

12 Dec 2013