Thursday, March 29, 2018

RFID and Wemos D1 mini (1)

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I wanted to connect an RFID reader to my home network. Therefore i used a ESP8266, more specific the Wemos D1 mini Wifi module. Test 1 (f...
2 comments:
Saturday, March 17, 2018

Voice Control V3 (2) Software intro

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Due to some other activities it has been a while ago that i made my last post. This post is an introduction to the software for the Voice Co...
Wednesday, August 2, 2017

Voice control V3 (Part 1)

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An interesting input device is the ElecHouse Voice Recognition Module V3. It comes with a microphone and some pins to solder on the PCB. I o...
1 comment:
Tuesday, July 18, 2017

Solar charger teardown

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Several YouTube  video review channels do sometimes a product teardown. When i ordered two of this Aliexpress i had no plans to do a teardo...
Monday, July 17, 2017

Microwave Radar Sensor RCWL-0516 with Arduino Uno

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The Microwave Radar Sensor RCWL-0516 is an interesting cheap motion sensor. At Aliexpress i found 5 pieces for  € 2,19 => € 0,44 / pi...
Tuesday, July 11, 2017

TM1638 8 bit digital Led module (1)

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On Aliexpress i found this Key Display "For AVR Arduino" "New" 8-Bit Digital LED Tube 8-Bit TM1638 Module. I did put so...
Tuesday, July 4, 2017

Lora RFM95 breadboard friendly

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The RFM95 LoRa module is standard not breadboard friendly. One of my RFM95 modules was used to make a one channel gateway. See details in a...
Thursday, June 22, 2017

PAM8403_Amplifier

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At Aliexpress i ordered 5pcs/lot PAM8403 Super mini digital amplifier board 2 * 3W Class D digital amplifier board  efficient 2.5 to 5V USB ...