TTL IC 7400
The 7400 IC contains 4 NAND gates, each with two inputs.
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USB ISP 2.0 blank in coloured aluminium cases
Why would the odd person ask for a blank? Because with these programmers, the firmware is missing upon delivery. This is particularly brilliant when you order an ISP because you don't have one yet. Because you need another ISP to supply the blank with the appropriate firmware.
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Logic Analyser (Clone)
A logic analyser can observe multiple digital outputs, in the current case exactly 8, and display them graphically on a computer using software. Logic analysers from well-known companies are usually quite expensive, however, for some time now, there have also been inexpensive providers with clones on the market. I got hold of such a clone to carry out a few tests with it.
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Zadig
Zadig is a nice little tool for changing USB drivers under Windows.
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Dupont / Pin header connectors
Der wohl meist bekannte Streckverbinder der DIY Welt
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ESP WEB Serial Library
For projects that cannot be connected to the serial port, error analysis can sometimes be tricky. So it's nice that there are projects like the WEB-Serial library that make it easy to open a website on the ESP to show serial output there. I have tried the free version of the library. There is also a...
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ESP32-C3 Seeed Studio XIAO
A small ESP32 C3 board for the price of ~€5.40 in April 2024, excluding shipping. It requires little space and has an external antenna. Additionally, there is a LiPo charger on board. Facts Description Value Processor ESP32-C3 SoC RISC-V WLAN 802.11 b/g/n 2.4Ghz Bluetooth 5.0 DeepSleep Power Consumption 44 uA SRAM 400KB FLASH 4MB Chip Model ...
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ESP32-C3 Super Mini Board
A small ESP32 C3 board for the price in 04/2024 of around ~3€ without shipping. For smaller projects, the board should be sufficient, but it offers many advantages of the ESP32 such as WLAN and Bluetooth. Facts Description Value Processor ESP32-C3 Risc-V WLAN 802.11 b/g/n 2.4Ghz Bluetooth 5.0 DeepSleep Power Consumption 43 uA SRAM 400KB FLASH 4MB Chip Model ESP32C3FN4 ...
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ESP8266 Colourful Weather Station AZSMZ V1.8
I had bought the hardware in October 2018 and only created a heading for this post. After Siegfried pointed out a problem, I was only too happy to finally fill this post with content and bring the project to completion. After three months of putting it off, I have this...
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Preview – Platinen Prototyping
Ich hatte bei der Amazone ein paar „Breadboard“ Platinen zu horrenden Preis gefunden. Da dachte ich mir was bietet denn der Schnelle Ali dazu. Leider sind die „Breadboard“ Platinen nicht viel billiger aber ich habe noch ein paar Alternativen gefunden.
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