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Design Blog

esp32 ch340 programmer schematic for espressif esp32 esp8266
Embedded

ESP32 CH340 Programmer Schematic

by Pratik (PCBArtist) December 27, 2020

The ESP32 CH340 programmer schematic is described in brief in this article. This can be used for auto-programming both ESP32 and ESP8266.

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USB Type C or USB-C connector and pinout
Embedded

How to replace microUSB with USB-C

by Pratik (PCBArtist) December 9, 2020

Article on how to replace microUSB with USB-C connector in USB 2.0 devices. Real parts and schematics are used as examples.

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VS1000 line out and audio amplifier schematic
Embedded

VS1000 Line Out and Audio Amplifier

by Pratik (PCBArtist) December 8, 2020

VS1000 does not have a dedicated line output. We go over some simple VS1000 line out schematics and connections to an audio amplifier.

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pcbway 4 layer pcb stackup 1.6mm fr4
PCB Design

PCBWay 4-Layer PCB Stackup (October 2020)

by Pratik (PCBArtist) December 6, 2020

PCBway is a very popular PCB manufacturer. In this short note, we lay out the most common PCBway 4-layer PCB stackup for 1.6mm FR4 PCBs.

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esp32 cp2102 programmer schematic for espressif esp32 esp8266
Design BlogEmbedded

ESP32 CP2102 Programmer Schematic

by Pratik (PCBArtist) October 17, 2020

The ESP32 CP2102 programmer schematic is described in brief in this article. This can be used for auto-programming both ESP32 and ESP8266.

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hilink smps module ESP32
Power Supply

Solutions for powering ESP32 from AC mains

by Pratik (PCBArtist) April 28, 2020

The ESP32 may be a low power chip when compared with other WiFi or networking chipsets in the domain. But in conventional terms, ESP32 is not exactly a low power…

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simplicity-pcb-design-pcbartists
Sensors

LIS3DH interrupt does not work – solutions

by Pratik (PCBArtist) April 5, 2020

The LIS3DH triple axis accelerometer by ST Micro is one of the popular, low cost and extremely low power MEMS accelerometers in the market today. It does carry the weight…

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embedded-articles-featured-image
Sensors

Getting Started with ZMOD4510

by Pratik (PCBArtist) March 5, 2020

The new ZMOD4510 gas sensor from IDT (Renesas) hit the market a few months ago and is a unique sensor of its kind. This first post (of many, we assume)…

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M3 screw
PCB DesignUncategorized

PCB Drill Size for Standard Screws

by Pratik (PCBArtist) November 26, 2019

Here is a quick guide to PCB drill sizes for common screw or fastener sizes used for mounting PCBs, M3 for example. The table does NOT list the recommended clearance…

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simplicity-pcb-design-pcbartists
Low Power

3.3V PIR Sensor for Low Power Applications

by Pratik (PCBArtist) August 11, 2019

A 3.3V PIR sensor for low power or battery based applications is hard to find, for some reason. Modules that you find out there for Arduino are not exactly low…

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