Raspberry Pi GPIO Pinboard details

GPIO pinboard is exclusively designed for Raspberry Pi. It carries 3.3V/5V power supply for the convenience of users. The 2.54mm interval makes it suitable for all kinds of breadboard/pegboards. Compared with its ancestor, the second-generation Raspberry Pi GPIO pinboard is added with LED display circuit, which is used to show whether Raspberry Pi is inserted  in a proper way. The LED indicator will be turned off immediately in case of Short circuit.