Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
I bought tgis cheap bluetooth receiver that has a chip #AC1805E88767 or something like that with symbol of PI(3.1416) on it? I tried to search about this IC but nothing comes up. I tried to take a photo but the chip is very small. Does any of you know about this chip?
I finally have my ProMicro communicating with the Raspberry Pi via 433 MHz RF Transmitter/Receivers https://media.digikey.com/pdf/Data%20Sheets/Seeed%20Technology/113990010_Web.pdf. The only problem is that the RF Transmitter/Receiver have to be right next to each other for the Raspberry Pi to...
I am trying to send a string via 433 MHz transmitter (DigiKey 1597-1223-ND) attached to a Pro-Micro 5V (https://www.sparkfun.com/products/12640) to a receiver attached to Raspberry Pi 3.
I am using the RadioHead Library to send the transmission from the Pro-Micro to the transmitter found...
I am using this RF Transmitter/Receiver pair https://media.digikey.com/pdf/Data%20Sheets/Seeed%20Technology/113990010_Web.pdf
I am currently trying to troubleshoot and understand the Receiver and Transmitter. I have the receiver connected to 5 volts and the out pin of the receiver connected to...
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