Hc05 Serial Bluetooth Wireless Module Rs232 Ttl Master Slave Rf Transceiver Diy For Sale
Masterslave Rf Transceiver. - Ttl Level Usually Data That Binary, Provides + 5v Is Equivalent To The Logic "1", 0v Is Equivalent To The Logic "0", Known As The Ttl Signal System Is Positive Logic. - Rs232 Level -12v To -3v, Equivalent To Logic "0", +3 V To +12 V Logic Level, Equivalent To The Logic "1", Is A Negative Logic.
Sold by micro_passion in 龙岗区...