Flashing the ESP8266 or ESP32 is not so easy if you haven't had much contact with microcontrollers before. But there is now something very cool that makes this process [...]
WeiterlesenTag: ESPEasy
HowTo: Node Red - Controlling GPIO of an ESPEasy device
EspEasy and Node Red each offer some automation possibilities on their own. But you get even more possibilities if you combine both systems. In the article ESPEasy - [...]
WeiterlesenHowTo: pxlBlck - build pxlDigit_clock with the pxlDigit PCB
The idea for the pxlDigit_PCB came to me during the construction of the pxlDigit (article here: https://nerdiy.de/howto-elektronik-sieben-segment-ziffer-pxldigit-aus-ws2812-leds-bauen/). There the pxlDigit is built from single WS2812 LED segments. For this, the LEDs must first be inserted into the 3D [...].
WeiterlesenHowTo: Anemosens - Building a 3D printed anemometer (wind sensor)
To be honest, the idea of a 3D printable wind sensor ("anemometer" in technical jargon) has been floating around in my head for quite a long time. Initially, I would have used it as a wind sensor for one of my weather stations [...]
WeiterlesenHowTo: ESPEasy - Set time synchronization with the DS3231 / DS3232 RTC
Thanks to NTP server ESPEasy is able to retrieve the time via WiFi connection. This possibility can be set up very easily and is described for example here: ESPEasy - NTP time retrieval [...]
WeiterlesenHowTo: PCB - Build ButtonBoard PCB V1.2
The ButtonBoard PCB is my attempt to kill several birds with one stone. On the one hand I was always looking for a universal and easy to program remote control [...]
WeiterlesenHowTo: PCB - Building the pxlDigit_PCB
The idea for the pxlDigit_PCB came to me during the construction of the pxlDigit (article here: https://nerdiy.de/howto-elektronik-sieben-segment-ziffer-pxldigit-aus-ws2812-leds-bauen/). There the pxlDigit is built from single WS2812 LED segments. For this, the LEDs must first be inserted into the 3D [...].
WeiterlesenHowTo: PCB - pxlBlck_multiPCB
One of my past PCB projects is the "pxlBlck_multiPCB". As the name suggests this PCB is the heart of several future pxlBlck variants. So far I have used as main MCU for many projects the [...]
WeiterlesenHowTo: pxlBlck - build pxlBlck_CassetteLamp
Meanwhile, MP3 players, smartphones and USB sticks with 128GB and more memory are part of everyday life. Storing and transporting music has therefore become easier than ever. About 30 years ago [...]
WeiterlesenHowTo: ESPEasy - Connecting the APDS-9960 gesture sensor to the ESP8266 / ESP32 and reading it out
The APDS-9960 is a sensor that can be connected to a microcontroller like the ESP8266 via the I2C bus. With the help of the sensor it is possible to recognize simple gestures, which [...]
WeiterlesenHowTo: ESPEasy - ESPEasy - Set up access password, backup and restore configurations
I am not sure if ESPs can really be misused to build a botnet. Either way, security should not be neglected even with the small ESPEasy devices. [...]
WeiterlesenHowTo: ESPEasy - Connecting the VL53L0X / VL53L1X distance sensor to the ESP8266 / ESP32 and reading it out
The VL53L0x or its sister/brother, the VL53L1X is a very accurate and relatively inexpensive laser distance sensor. With this, distances can be measured almost to the millimeter. In one of my [...]
WeiterlesenHowTo: ESPEasy - Connecting BME280 / BMP280 to the ESP8266 and reading it out
The BME280 is one of the sensors I use in almost all my projects. With this not only the temperature can be measured. Also the humidity and the air pressure [...]
WeiterlesenHowTo: ESPEasy - Configure MQTT Server and Subscribe to Topics
ESPEasy can now read out and / or control many different sensors and actuators (see also ESPEasy - Sensors & actuators). The "Rules" can then be used locally on the ESP to [...]
WeiterlesenHowTo: ESPEasy – connect the rotary encoder to the ESP8266 and evaluate it
Especially if your own circuit has a display to show values, the next step is to also connect a control option. You can connect pushbuttons or switches. A [...]
WeiterlesenHowTo: ESPEasy – Connect and control the PCA9685 PWM port extension to the ESP8266
The PCA9685 is a quite practical IC. It is connected to the microcontroller (for example ESP8266) via I2C and can then control up to 16 individual PWM channels. So you can [...]
WeiterlesenHowTo: ESPEasy – Connect and read LDR to Wemos D1 Mini
There are some situations in which the connection of an LDR to an ESP makes sense. This is because it is relatively easy and for little money to adjust the brightness in a room [...].
WeiterlesenHowTo: pxlBlck - Display relative values as BarGraph
I started documenting the pxlBlcks (which I had been putting off for a long time) in November 2020 after Hackaday.com announced the "GoodBye 2020" challenge. (More info here: https://hackaday.io/contest/175608-goodbye-2020/details) I had used [...]
WeiterlesenHowTo: pxlBlck - Building the pxlBlck_RingClock
The pxlBlck_RingClock is very similar to the pxlBlck_SlotClock. It is also built with the help of a 1×60 LED matrix and can display the time according to the same scheme as the pxlBlck_SlotClock. However, the [...]
WeiterlesenHowTo: pxlBlck - build pxlBlck_8x8
The pxlBlck_8x8 was one of the first members of the pxlBlck family. Thanks to the few parts and the prefabricated WS2812 8×8 LED matrix it is quite fast to build and thanks to the adapter board it offers [...]
WeiterlesenHowTo: pxlBlck – design icons, transfer them to the pxlBlck and display them
I started developing the pxlBlcks because I was looking for a way to stay informed about events in the SmartHome. In the meantime there are two in [...]
WeiterlesenHowTo: pxlBlck – Install and configure the pxlBlck plugin
The pxlBlck-plugin for the ESPEasy Framework is the "software counterpart" to the pxlBlck platforms. With the plugin you can easily control the built-in LED matrices and with the help of the other functions is relatively [...]
WeiterlesenHowTo: pxlBlck – Commands for configuring the pxlBlck
The pxlBlck-plugin or the functions of your pxlBlck can be configured in two different ways. One way is to configure most of the functions via the plugin's web menu. Many infos [...]
WeiterlesenHowTo: pxlBlck – Configure and display animations
With the help of pxlBlck you can be informed about events in different ways. One of these ways is to display previously set icons. Unfortunately this possibility [...]
WeiterlesenHowTo: pxlBlck – configure clock faces and screen savers
The adjustable dials differ from the type of LED matrix used. Unfortunately, this is because different matrix sizes allow or do not allow different displays. Nevertheless, to give you a small overview [...]
WeiterlesenHowTo: pxlBlck – Automatic adjustment of the display brightness via LDR
If you not only want to stay informed about events with your pxlBlck and also use it to display the current time, then you may have already noticed that a fixed [...]
WeiterlesenpxlBlck - An IOT/SmartHome Information System
pxlBlck is a system of hardware and software to build an information system for the SmartHome. Various software and hardware options are available. Thanks to the integration in an EspEasy plugin can [...]
WeiterlesenHowTo: ESPEasy – Activate NTP time retrieval from the Internet
Thanks to WiFi and thus (often) also Internet connection, an ESP8266 or ESP32 programmed with ESPEasy also has the possibility to display the time. For this to work, the call [...]
WeiterlesenHowTo: ESPEasy - Using a PCA9685 to control servos
The PCA9685 is a PWM port expander. With this it is possible to connect up to 16 LEDs, servos or other components to your ESP8266 and supply them with a PWM signal. Thanks to [...]
WeiterlesenHowTo: ESPEasy – level sensor with VL53L0X / VL53L1X
I recently stumbled across the VL53L0X and VL53L1X TOF distance sensors. These sensors can determine distances with millimeter accuracy using a laser. Thereby they have a range of up to 4 m [...]
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