IoTea LoRa SmartAgriculture
PM2.5 PollutionVisualization WioLTE
The Raspberry Pi GPIO Triple Expand Board converts the single GPIO header on the Raspberry Pi B+/A+ into three, and enables the addition of breakout boards, add-on boards or just about anything that's designed to connect on to a Raspberry Pi B+/A+ GPIO!
Hi there~120 receive the same signal as the original 40. Regards