USB IO card is a dedicated USB control module IO pins.
Using HID technology, without any drivers, plug and play.
You can work on 32-bit or 64-bit windows xpista/7/8 systems. Simple and easy to use.
We provide C + + dll files and secondary development interface.
Provides a simple example program that allows users to quickly use the module.
This product is suitable for low-speed data acquisition and control requirements
can be done hundreds of times per second IO input / output requests.
1 provides up to 16 IO pin. The PC via software control every pin input and output direction.
2 input pin can be set in two modes:
With internal pull-input mode: If the pin is not entered at this time,
the read data is high, so to avoid uncertain state input pin
Mode without internal pull (high impedance):
At this point, if the pin is not entered, the read data is undefined.
3 When Setting a pin to output mode, the default output low
4 is set to output, the maximum output current of a single pin 20ma
Free Drive Smart Home USB I / 0 Data Acquisition Card Control Module Best