List of posts

  1. Programming the Arduino Pro Mini
  2. 433 MHz radio with Arduino
  3. Radio sockets and hand transmitters
  4. Own radio protocols
  5. Radio rain warning system in a lunch box
  6. HC-05 and HC-06 Bluetooth modules
  7. Controlling Arduino boards with your smartphone
  8. MP3-player YX5300
  9. Arduino controlled DFPlayer Mini
  10. ESP8266 ESP-01 module
  11. ESP-01 port expansion
  12. Counter ICs
  13. Port expander MCP23017
  14. I2C scanner
  15. Programming ATtiny85 / 84 / 45 / 44 / 25 /24
  16. Digispark – the convenient ATtiny85 alternative
  17. Programmer for Atmel (Microchip) Studio
  18. Atmel (Microchip) Studio 7 – an introduction
  19. Debugging for the Arduino UNO with Atmel Studio
  20. Pong for Arduino – computer table tennis
  21. APDS-9960 – the all-rounder
  22. TSL2561 – light sensor module
  23. VL6180X – ToF proximity and ambient light sensor
  24. VL53L0X und VL53L1X – ToF distance sensors
  25. HC-SR04 und JSN-SR04T-2.0 distance sensors
  26. HC-SR501 PIR motion detector
  27. RCWL-0516 microwave radar motion detector
  28. BH1750FVI (GY-30, 302) ambient light sensor
  29. AP3216 (CJMCU 3216) ambient light and proximity sensor
  30. UV sensors and sensor modules
  31. SI1145 ALS, IR, UV and PS sensor
  32. Sensor comparison – ambient light, proximity, motion
  33. IR proximity sensor – how to build it yourself
  34. IR remote controls
  35. Logical operations and port manipulation
  36. Timer and PWM – Part 1 (8 Bit Timer0/2)
  37. Timer and PWM – Part 2 (16 Bit Timer1)
  38. DSO 138 – an entry-level oscilloscope
  39. Hall Sensors and Reed Switches
  40. Watchdog Timer
  41. Using the ATmega328P standalone
  42. Sleep Modes and Power Management
  43. LTC6995 – Long Timer, Low Frequency Oscillator
  44. HX711 based balance
  45. LM393 – turns analog into digital
  46. LED dot matrix display control
  47. aTeVaL 2.0 – The Universal Tool
  48. Arduino IoT Cloud – Part 1: Introduction
  49. Arduino IoT Cloud – Part 2: Arduino SIM und Sigfox
  50. Using IFTTT and Webhooks with the ESP8266
  51. INA219 Current and Power Sensor
  52. INA226 Current and Power Sensor
  53. ADS1115 – A/D converter with amplifier
  54. Current Sensor – how to build it yourself
  55. ACS712 Current Sensor
  56. Wemos D1 Mini Boards
  57. MAX471 Current Sensor
  58. Voltage regulation – linear and switching regulators
  59. INA282 Current Sensor
  60. Remote shutter for smartphones
  61. Remote shutter for smartphones – Part 2
  62. MPU6050 Accelerometer and Gyroscope
  63. MMA7361 – Analog Accelerometer
  64. ADXL345 – The Universal Accelerometer – Part 1
  65. ADXL345 – The Universal Accelerometer – Part 2
  66. DS3231 – Real-time clock
  67. DCF77 – Radio Controlled Clock
  68. HC-12 Radio Module
  69. MPU9250 – 9-Axis Sensor Module – Part 1
  70. MPU9250 – 9-Axis Sensor Module – Part 2
  71. TCA9548A – I2C Multiplexer
  72. How to use the I2C interfaces of the ESP32
  73. MH-Z14 and MH-Z19 CO2 Sensors
  74. TVOC and eCO2 Sensors
  75. Programming the ESP32 with Arduino Code
  76. ICM-20948 9-Axis Sensor Part I