Here are a few examples of using GPIO as input and output on a Tplink TL-WR 703n. This router has three easily accessible GPIO pins you can use. Most of the time you can find maped GPIO pins on the OpenWrt table of hardware, for 703n look here! To conect 5V sensors that are intended […]
CONCEPT One of the first things we bought when we founded our hackerspace was a cheep RFID access control system. The original plan was just to connect it to an electric lock on the door and access the space whithout a traditional key. We soon realised that the stuff in our space is not cheap […]
If you want to add multiple Arduino or other USB to UART devices to your Openwrt router you will need to symlink them so that the devices don’t mix up while the router reboots. Our objective is to symlink /dev/ttyUSB0, /dev/ttyUSB1 … to /dev/device0, /dev/device1… In our example we will use a setup with an […]
Testiranje RGB Led kontrolera, završeno …. Stvar radi!
Izdradite vlastitu wireless “meteo” stanicu, kojoj mozete pristupiti preko WiFi koneckije, putem racunala/smartphonea/tableta. Temperatura se ocitava i ispisuje na webstranici svakih 60 sekundi. Cijeli sklop se sastoji od 3 elementa 1. Wireless ruter TP-Link WR703N (20-25 $) 2. USB – Serial adapter CP2102 (1-2 $) 3. temperaturni senzor DALLAS DS18B20 (1-2 $) Postupak izrade mozete […]