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The interface adopts high-speed optocoupler isolation
support 9-24V external voltage input
It acts as a connection bridge between the electronic building block module and the Arduino board
DESCRIPTION
You need some basic soldering skills to put it together
nRF52840 Bluetooth 5.0 Module TOL4 The interface adopts high-speed optocouplerNRF52840 Bluetooth 5. 0 Module, Small Size, Stable Performance Core52840 is a Bluetooth 5. 0 module based on nRF52840, it is pretty small in size, yet still provides stable and reliable performance, can be directly integrated into kinds of products. Core52840 Specifications Onboard chip: nRF52840 Communication distance: 150m (open outdoor), 40m (indoor) Data rate: 2Mbps, 1Mbps, 500kbps, 125kbps Frequency range: 2. 4GHz Operating voltage: 2. 0V ~ 3. 6V
