Some resources to help you getting started with STM32 programming.
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Specifications: 2.5*1.9cm (without antenna)
Antenna length: 3.5cm
Launching distance: the distance between the open space is 15-50 meters, and the indoor space is within 150 square meters (see the obstacle situation).
Control mode: 5V TTL serial port control
Serial port baud rate: 9600bps (fixed value, not modifiable)
Support decoding signals: encoder chip models: 2260,2262,2240, 2264,1527,1520 end of the chip
The figure above shows the instruction format description, where
FD/DF frame header, frame end : is a fixed value, you can directly fill in
Transmitting time : The optional range is 01-FF , which is the duration of the transmitted signal. The larger the value, the longer the transmission time.
Address : Select different parameters to represent different remote controls, such as address description is the same remote control
Key value : can be understood as different keys under the same remote control (same address)
Oscillation parameters : This parameter is the pulse width of the signal transmission. Wecan fill in 60 by default.