The 315M RF link kit is consisted of transmitter and receiver, popular used for remote control. 433MHz frequency and ASK modulation.
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The 315MHz RF link kit is consisted of transmitter and receiver, popular used for remote control.
Receiver Data Output: High - 1/2 Vcc, Low - 0.7v
Transmitor Input Voltage: 3-12V (high voltage = more transmitting power)
The popular link is like this: MCU -> Encoder -> Transmitter ------ Receiver -> Decoder -> MCU
PT2272(Encoder) and PT2262(Decoder) are optional, their existence is to
1)avoid confusing when multiple RF links in range
2) isolate disturbance.
You can integrate the encoding and decoding work to the MCUs on both side. Whenever there is no 315Mhz devices around, you may use it as direct cable connection.
Module Type Wireless
Board Size 3 x 1.4 x 0.85cm; 1.92 x 1.9 x 1.46cm
Operation Level Digital 5V
Power Supply External 12V
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