In the application of 485 bus, if you simply use a pair of twisted pairs to connect the "A" and "B" ends of each interface, and ignore the interconnection of the signal ground, this connection method
EuroPython , Europe's largest Python programming language conference , has announced that it will be held online from July 26 to August 1, 2021https://ep2021.europython.eu/
[i=s]This post was last edited by jennyzhaojie on 2021-3-19 00:23[/i]As mentioned last time, in the USB flash drive routine, the date of the newly created file is considered to be set, not the real ti
Piezoelectric crystals are the core of imaging. The probe uses the piezoelectric effect of the crystal to convert high-frequency electrical energy into ultrasonic waves for outward radiation, and rece
Abstract: This paper introduces the bootstrap design and application of the IDMA interface of the ADSP-218X series DSP chip. In terms of hardware, it introduces the characteristics of the IDMA interfa
In the above, our driver is placed in the directory of the kernel source code and compiled into a driver module. In many cases, weget a driver source code and do not need to put it in the kernel sourc