Dirk-Willem van Gulik's repositories
SMPTE-EBU-TimecodeGenerator-ESP32
ESP32 based SMPTE/EBU timecode generator, with NTP slaving, for Leitch and similar studio/broadcast clocks.
Arduino-TOTP-RFC6238-generator
Time based one time password (TOTP) generator; RFC6238 compliant and accepts 'seeds' in the format typically specified in a QR code or as 'secret keys'.
SMPTE-Saleae-Analyser
SMPTE/EBU LC Timecode analyser for a Saleae Logic or Logic15
esp-rfid-oled
ESP32 with OLED, MFRC522 RFID reader, 220VAC optocouplers, GPIO and mosfet drivers for relays; schematic, PCB board (JLCPCB, EasyEDA) and Arduino firmware
Arduino-Base32-Decode
Base32 (rfc4648) decoder in C and C++ for the Arduino framework.
arduino-esp32
Arduino core for the ESP32
CurrentTransformerWithCallbacks
ESP32 Library to measure Irms with a Current Transformer or Current Coil and the ADC.
7seas
Nautical Blinkenlight - physical map with lighthouse sand buoys flashing int he right patterns.
Arduino_JSON
Official JSON Library for Arduino
ButtonDebounce
ButtonDebounce.h - Arduino Library for Button Debounce.
ch55xduino
An Arduino-like programming API for the CH55X
cheapbot
A shonkbot for less than the price of a Bristol Pint of decent Beer
comdev-site
Website sources for the Apache Community Development Website
EMailSender
Arduino, esp32, Esp8266 EMailSender with Arduino IDE, simple library to send email via smtp with attachments.
esp32-x509-client-auth
Quick experiment with trust-on-first use provided a secret matches based on a self signed, auto generated X509 certificate in an EPS32 setting. Main challenge was working around having to use DER; as that appears broken/second class citizen in v2 of this ecosystem.
esp32cam_experiments
For of Libby her neat lego sunflower follower thing
gpg-offline-batch-key-
Oflfline, purely paper based keys - WebWeaving
ice
A Go implementation of ICE
library-registry
Arduino Library Manager list
librenms
Community-based GPL-licensed network monitoring system
LoraWAN-2022-v2-temp-sensor
Buoy that takes a temperature reading once in a while and uploads this via the https://www.thethingsnetwork.org -- in ABP mode.
makerspaceleiden-payment-node
Quick demo for accepting payments by RFID at the Makerspace Leiden - UI only
makerspaceleiden-payment-node-7segments
Seven segments payment gateway; for https://github.com/MakerSpaceLeiden/makerspaceleiden-crm/ app PettyCash
mod_cspnonce
Apache2 module that makes it dead simple to add "nonce" values to the CSP (content security policy) headers
SousVide-Arduino-TFT
Sousvide controller; with Arduinio (UNO), DS18B20 or MAX6675 temperature sensor and a TFT screen to show what is going on.