Take some parameters in the chip manual above as an example, for example, the over-current threshold of the chip, which says that the voltage difference between LP and LN is 260mV at the minimum, 320m...
When we controlled LEDs before, one LED required one corresponding pin. However, since our development board has limited pins, this is a waste. Here we add a new element, the 74HC595 module, to contro...
LTE Cat 1-the new favorite in the era of the Internet of ThingsAs NB-IoT reaches 50 million shipments this year and is expected to reach 100 million next year, it has risen rapidly. A medium-speed (in...
I use LM7171 to make a single-ended to balanced circuit, as follows:
The actual results are as follows:
[attach ]539699[/attach] There are some puzzling points:
1. The positive and negative voltages b...
[i=s]This post was last edited by anananjjj on 2019-1-7 23:22[/i] I plan to study application methods this weekend. Today, I took advantage of some time to test the power consumption of some devices. ...
ARM+LINUX route, focusing on embedded Linux operating system and its application software development goals:
(1) Master the structure and principle of mainstream embedded microprocessors (preliminaril...