Hardware Knowledge
Diagram of Arduino Basic Devices (2)
Switches, optocouplers, such as the use of light-sensitive resistors
How to deal with too many COM ports
When you use Arduino or Bluetooth and other USB chip, the computer will start to add COM ports to your PC. When you accumulate enough COM ports, it is really annoying. In […]
Kirchhoff’s Current Law (Kirchhoff’s First Law)
Kirchhoff’s current law is the first among the two of Kirchhoff’s laws and is also refereed as Kirchhoff ‘s point law or Kirchhoff’s First […]
What’s the difference between WiFi and Zigbee
[vc_row][vc_column width=”1/1″][vc_column_text]In this article, we will compare zigbee and Wifi.[/vc_column_text][vc_tour][vc_tab title=”Similarity ” tab_id=”1395896369-1-85″][vc_column_text] Both are short-range wireless communications technology; Both […]
pcDuino V1 and V2 Circuit Diagram
[vc_row][vc_column width=”1/1″][vc_message color=”alert-info”]The difference is between pcDuino V1 and pcDuino V2 that one of the USB interface has been replaced […]
Hall Effect Sensor
[vc_row][vc_column][vc_column_text]Hall Effect Sensor With Magnet We could not end this section on Magnetism without a mention about magnetic sensors and especially the Hall […]
Difference between UB603 and SIM300
UB603 and SIM300 four band GSM/GPRS modules are pin-compatible, and can be used interchangeable. Please keep the following points in […]
Types of RF Connectors
There are many different types of RF connectors out there. In this post, we show the common ones: SMA-J SMA-K: […]