Open-Source SWD Programming Adapter

After making the switch from AVR to STM32 microcontrollers, I redesigned my old 6-pin ICSP pogo-programming adapter for SWD. The new design allows programming with pogo pins or a small pin header soldered to the pogo pads for debugging, all with the same cable. The footprint uses surface mount pads only, so it can be placed on even the most compact board layouts. The ST-link adapter I designed a small PCB w ...

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Counterfeit Macbook charger teardown

What's inside a counterfeit Macbook charger? After my Macbook charger teardown, a reader sent me a charger he suspected was counterfeit. From the outside, this charger is almost a perfect match for an Apple charger, but disassembling the charger shows that it is very different on the inside. It has a much simpler design that lacks quality features of the genuine charger, and has major safety defects. The co ...

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Do you know Hirschman ST industrial connectors?

A word „versatility“ describes well know series Hirschmann ST (STA) perhaps the besgt. ST connectros are universal because as for paramaters, they´re sufficient for majority of applications (16A/250VAC) and they maintain a decent compcáctness. At the same time, they´re available in many versions (M/F, panel/ cable) , so we can create a desired combination – cable/cable, cable/panel. ST connectors have 2,3,4 ...

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xPico WiFi SMT doesn´t require connector neither antenna

Lantronix xPico WiFi module may be already familiar to you from our articles, for example: xPico WiFi is a dream come true for producers and customers where we also mention the HW compatibility with the xPico module ( wired, serial-to-Ethernet modul). New version - xPico WiFi SMT brings the same functionality as xPico WiFi and as the name saysm it´s intended for a direct soldering by an SMT (reflow) process ...

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Uncompromising quality audio connectors for a compromising price

Connectors have in general one interesting feature - there are many similar or almost the same connectors on the market. Audio connectors are not exception in this. Even though they look the same, many times there are huge differences in price and mainly in quality. If we supposed, that every producer designs and makes his products likewise responsibly, then the cheaper one should be probably a good choice. ...

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Mega I/O Expansion Shield V1.1

Mega I/O Expansion Shield V1.1 description: The sensor expansion board is able to easily connect a number of commonly used sensors. Also has breakouts for Xbee/Bluetooth Bee and SD card module, and includes a 3.3V output. Mega I/O Expansion Shield V1.1 specification:   Mega I/O Expansion Shield V1.1 pinout:   For more detail: Mega I/O Expansion Shield V1.1 ...

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