Development board model: EC-01F-Kit (10 sets in total)
From: Anxinke
EC-01F-Kit is an NB-IoT development board developed by Essence. The main chip solution used in the NB-IoT part is EC616S. This chip
LSM303AGR can measure magnetic fields up to ±50 gauss. The Earth's magnetic field strength is around 0.6 gauss.
In this way, the LSM303AGR can theoretically be used to measure the magnetic field of a
2.1.Hello World!Hello world is the beginning of all projects.
1) First, enter the hello world directory in the contiki source code:
cd contiki/exaples/hello-world2) Then you can compile it with the fo
[i=s]This post was last edited by gs001588 on 2022-1-10 21:20[/i][Evaluation of domestic FPGA Gaoyun GW1N-4 series development board]——10. Doubts about OSC jitter and rPLL jitter and deviationIn the p
[size=4] There is a part of the circuit before the rectifier of the power circuit, which is composed of capacitors and inductors. [/size] [size=4]What is the role of using inductors before rectificati