Projects in Awesome Lists by AndroidCrypto

https://github.com/androidcrypto/mifaredesfireev3tutorialnfcjlib

Beginner Android application for Mifare DESFire EV1 / EV2 / EV3 NFC tags

android desfire desfire-ev1 desfire-ev2 desfire-ev3 mifare nfc

Last synced: 14 Apr 2025

https://github.com/androidcrypto/android_hce_beginner_app

The app includes a Host-Based Card Emulated (HCE) NFC tag and the associated NFC reader. You learn how to setup your own HCE application and how you can communicate with the HCE tag. A tutorial is available on medium.com for more informations.

android hce nfc nfc-reader nfc-reader-and-writer nfc-writer tutorial tutorial-code

Last synced: 14 Apr 2025

https://github.com/androidcrypto/ntag424sdmfeature

This is an accompanying application to an articles series about demystifying the Secure Dynamic Message feature of NTAG 424 DNA NFC tags.

Last synced: 14 Apr 2025

https://github.com/androidcrypto/mifare_ultralight_ev1_explorer

This is an Explorer Application for working with MIFARE Ultralight EV1 NFC tags. You can read the complete content of the tag, read and increase the 24-bit counters, protect the data by setting Lock Bits, write data to the free user memory and use a memory protection on base of a 4 bytes long password.

android android-app mifare mifare-ultralight nfc nfc-reader nfc-tag nfc-writer ultralight-ev1

Last synced: 17 Jun 2025

https://github.com/androidcrypto/androidbasicnfcreader

This app is a basic NFC reader demonstrating the Reader Mode technology for accessing NFC tags.

android nfc nfc-card-reader nfc-reader reader-mode

Last synced: 22 Jun 2025

https://github.com/androidcrypto/desfirechangemasterappkey

Android/Java application for changing the Master Application Key on Mifare DESFire NFC tags from DES to AES and vice versa.

android desfire-ev1 desfire-ev2 desfire-ev3 java mifare-desfire nfc

Last synced: 29 Dec 2025

https://github.com/androidcrypto/mifare_ultralight_c_explorer

This is an Explorer Application for working with MIFARE Ultralight C NFC tags. You can read the complete content of the tag, read and increase the 16-bit counter, protect the data by setting Lock Bits, write data to the free user memory and use a memory protection on base of Triple DES Encryption.

android android-app mifare mifare-ultralight nfc-reader nfc-tag nfc-writer ultralight-c

Last synced: 19 Feb 2026

https://github.com/androidcrypto/esp32_environmental_sensors

This is the accompanying repository for all source code and additional material for the article series "Environmental Sensor usage with ESP32"

ags02ma aht10 aht20 bme280 bme680 bmp280 dht11-sensor dht22 dht22sensor ds18b20 environmental-monitoring esp32 esp32-arduino sensors

Last synced: 15 Mar 2025

https://github.com/androidcrypto/arduino_uno_r4_wifi_mq_sensors_series

Last synced: 02 Aug 2025

https://github.com/androidcrypto/esp32_truerandomnumbergenerator

Last synced: 02 Jul 2025

https://github.com/androidcrypto/esp32_c6_waveshare_st7789_bme280

Getting started with a BME280 environment sensor connected to an ESP32-C6 Waveshare LCD device and ST7789 TFT display

bme280 esp32 esp32-c6 i2c st7789 tft-display waveshare

Last synced: 18 Apr 2026

https://github.com/androidcrypto/esp32_cyd_wifi_analyzer

Design a Wi-Fi analyzer on an ESP32 Cheap Yellow Display (CYD)

analyzer cheap-yellow-display cyd esp32 ili9341 st7789 st7796 wifi

Last synced: 25 Jan 2026

https://github.com/androidcrypto/esp32_cyd_othello_game

The ESP32 Cheap Yellow Device is a fantastic device as it comes with a 2.8-inches TFT display with Touch Controller and SD Card Reader mounted on the PCB. This is the ideal platform to run a touch based Othello / Reversi game.

cheap-yellow-display cyd esp32 othello othello-game othello-with-ai reversi reversi-ai reversi-game st7789 tft-display touch touchscreen

Last synced: 25 Jan 2026

https://github.com/androidcrypto/esp32_cyd_19_christmas_clock

Design a nice digital clock in a Christmas style on an ESP32 Cheap Yellow Display (CYD) with 1.9-inches ST7789 display

cheap-yellow-display christmas clock clockface cyd esp32 st7789 tft-display

Last synced: 25 Jan 2026

https://github.com/androidcrypto/esp32_h2_st7789_bme280

Getting started with a BME280 environment sensor connected to an ESP32-H2 Supermini device and ST7789 TFT display

bme280 esp32 esp32-h2 i2c spi st7789 tft-display

Last synced: 21 Jul 2025

https://github.com/androidcrypto/esp32_c3_st7789_starter

Getting started with an ESP32-C3 Supermini device and a TFT display ST7789

esp32 esp32-c6 spi st7789 tft-display

Last synced: 12 May 2025

https://github.com/androidcrypto/esp32_c3_st7735_bme280

Getting started with a BME280 environment sensor connected to an ESP32-C3 Supermini device and ST7735 TFT display

bme280 esp32 esp32-c3 i2c spi st7735 tft-display

Last synced: 12 May 2025

https://github.com/androidcrypto/esp32_lora_environmentsensor

Transmitting sensor data (here a BME280 Environement Sensor) with LoRa over long distances is easy and comfortable.

bme280 environment environmental-monitoring esp32 esp32-arduino lora lora-receiver

Last synced: 25 Apr 2026

https://github.com/androidcrypto/esp32_lora_packetmonitor

ESP32 based LoRa Packet Manager to analyze the received bytes of the payload

arduino esp32 lora lora-receiver

Last synced: 14 Apr 2025

https://github.com/androidcrypto/esp32_lora_encrypted_environmentsensor

Transmitting sensor data (here a BME280 Environment Sensor) with LoRa over long distances is easy and comfortable.

aes aes-256 aes-cbc aes-encryption bme280 environment environmental-monitoring esp32 esp32-arduino lora lora-receiver

Last synced: 29 Jul 2025

https://github.com/androidcrypto/esp32_h2_st7735_bme280

Getting started with a BME280 environment sensor connected to an ESP32-H2 Supermini device and ST7735 TFT display

bme280 esp32 esp32-h2 i2c spi st7735 tft-display

Last synced: 03 Oct 2025

https://github.com/androidcrypto/accesscontrolsystemdesfire

Building an Access Control System based on Mifare DESFire EV3 tags

android desfire desfire-ev1 desfire-ev2 desfire-ev3 java

Last synced: 15 Mar 2025

https://github.com/androidcrypto/cameraxinjavaupdate

Last synced: 15 Mar 2025

https://github.com/androidcrypto/esp32_s3_st7735_bme280

Getting started with a BME280 environment sensor connected to an ESP32-S3 Supermini device and ST7735 TFT display

bme280 esp32 esp32-s3 i2c spi st7735 tft-display

Last synced: 05 Jul 2025

https://github.com/androidcrypto/esp32_meteomatics_10_days_weather_forecast

An internet based Weather Station is running on an ESP32 device with ST7789 TFT display attached. The data is retrieved from Meteomatics.com Weather API for an individual location.

esp32 esp32-c3 esp32-c6 esp32-s3 meteomatics meteometrics-api spi st7789 weather weather-api

Last synced: 06 Sep 2025

https://github.com/androidcrypto/esp32_cyd_display_with_touch_and_sd_card

The ESP32 Cheap Yellow Device is a fantastic device as it comes with a 2.8-inches TFT display with Touch Controller and SD Card Reader mounted on the PCB. But it seemed to be very difficult to use the Touch Controller together with the SD Card Reader. I'm providing two examples how to solve the problem.

cheap-yellow-display cyd esp32 ili9341 sd sdcard st7789 tft-display touch touch-screen

Last synced: 06 Sep 2025

https://github.com/androidcrypto/esp32_meteomatics_urlcreator

Using the Meteomatics.com Weather API requires to build a dynamic API URL, and this project is creating the API by getting the current date and time for your local timezone and UTC/GMT timezone.

esp32 esp32-c3 esp32-c6 esp32-s3 meteomatics meteomatics-api url url-creator weather weather-api weatherapi

Last synced: 06 Sep 2025

https://github.com/androidcrypto/esp32_tft_espi_to_lovyangfx_transition

The TFT_eSPI is the de-facto-standard when using TFT displays connected to a microcontroller of the ESP32 family. Unfortunately this library looks like abandoned as errors were not fixed by the author since many months. It might be a good idea to transist your project to LovyanGFX library.

esp32 lovyangfx tft-display

Last synced: 06 Sep 2025