STC-IAP15W open source flight control.1 (remote control hardware)

Attitude solution: Quaternion filtering: Complementary filtering (from German open source four-axis) PID: Cascade PID outer loop PI, inner loop PID STC-IAP15W open source flight control.1 (remote control hardware) Gyroscope Accelerometer: MPU-6050 Wireless chip: NRF24L01 Motor drive MOS tube: AO3400 Boost solution: BL8530 3.3V voltage regulator solution: ME6219C-33-M5G Download port protection: 1K resistor Frame size: 94mm*94mm […]

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Circuit design of short distance wireless video transmission system

As the key technology of 3G mobile communication, wireless video communication has been widely concerned. But it is for long-distance multi-user service, development is difficult, need many auxiliary technical support. However, the short-range wireless video communication can be realized by relatively mature technology. It can be applied to the parts of video monitoring that are […]

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What module is nRF24L01_ Working principle of nRF24L01

What module is nRF24L01 NRF24L01 is the wireless module. NRF24L01 is a new type of monolithic RF transceiver, which works in 2.4 GHz ~ 2.5 GHz ISM band. Built in frequency synthesizer, power amplifier, crystal oscillator, modulator and other functional modules, and integrated with enhanced ShockBurst technology, in which the output power and communication channel […]

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NRF24L01 transmit power test_ What can nRF24L01 do

NRF24L01 transmission power test steps Transmission power test requires bk24x1 to output single carrier signal. See carrier in the reference document for register settings_ The demo software of test() function sends single carrier directly; The specific steps are as follows: (1) Set the chip to transmit: write bank0_ REG0_ Bit0=0; When CE = 1 is […]

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Circuit design of nRF24L01 wireless temperature and humidity measurement system

In today’s industrial and agricultural production, more and more occasions need to collect temperature and humidity, so it is very important to measure the temperature accurately and conveniently. The traditional wired temperature measurement method has some problems, such as complex wiring, easy aging of the line, difficult troubleshooting of the line, re wiring of equipment […]

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The application of nRF24L01 wireless module in PIC16F877 single chip microcomputer

First, I will briefly introduce the nRF24L01 wireless module (1) 2.4GHz global open ISM band free of license (2) The highest working rate is 2Mbps, high efficiency GFSK modulation, strong anti-interference ability, especially suitable for industrial control occasions (3) Channel 126, meeting the needs of multi-point communication and frequency hopping communication (4) Built in hardware […]

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