I want to copy an active card. The active card contains an mcu, a nrf24L01 module and a battery. This module sends data at regular intervals. I want to make a nrf24L01 module to receive the data. Is t...
[backcolor=rgb(238, 238, 238)][font=Tahoma, Helvetica, SimSun, sans-serif]Using the routines can't change this situation. It may be that 360 or some software has damaged the files inside, but I don't ...
I want to use ultrasonic wave to avoid obstacles. I use three ultrasonic waves in total - one in front, one in the left and one in the right. The ultrasonic wave module is hc-sr04. The current problem...
[i=s] This post was last edited by paulhyde on 2014-9-15 03:58 [/i] :funk: As the title says, it's a power supply issue. When I add voltage, the capacitor explodes. I'm scared....
RF/Wirelessly
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