How to read the rssi value in the data packet in the Z-stack protocol stack? The read value is a signed char type. Can it be directly used in the formula to calculate the distance?...
Industrial control equipment usually has two monitoring screens, one is the screen on the cabinet (like Windows CE-based), and the other is the monitoring screen in the office (PC-based). The question...
I would like to ask you, according to the SHT21 instructions, all I2C addresses are the same. If multiple SHT21s are connected, how can multi-point acquisition and control be achieved? Thank you...
I had nothing to do these two days, so I thought of a question: how are cells organized in an orderly manner? According to my current understanding, cells have nuclei, mitochondria, and envelopes. But...
Oscilloscope operators sometimes find such a phenomenon: when using a probe to detect a signal, the measured signal jumps up and down, and the waveform is abnormal. If the afterglow display is used, t...
I saw some AD programs,ADC12CTL0 = MSC + REFON + REF2_5V + SHT0_15 + SHT;In this statement, except REF2_5 is the reference voltage 2.5v, what do the other parts mean? It would be better to be more spe...
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[Details]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
1. Proposal of
reconfigurable
measurement and control system
The measurement and control system generally refers to a system based on
computers
to realize data acquisition a...[Details]
The above is to use MB1404 as a stereo composite signal transmitter. You can use the internal high-frequency amplifier and oscillator or not! According to my experience, I still recommend beginners...[Details]
A stepper motor is an electromagnetic mechanical device that converts an electrical pulse signal into an angular displacement or a linear displacement. The stability and reliability of a stepper mo...[Details]
Cars equipped with xenon headlights are already common on the road. Whether they are standard equipment on high-end cars or embellishments on modified cars, xenon lamps are gradually becoming a sym...[Details]
1 Load Regulation
Changes in power supply load will cause changes in power supply output. When the load increases, the output decreases, and vice versa, when the load decreases, the output inc...[Details]
When developing electronic products with processors, how to improve anti-interference ability and electromagnetic compatibility?
1. The following systems should pay special attention to anti-...[Details]
introduction
Belt drive is a common transmission device used in industrial production. Its commonly used speed detection device is a photoelectric encoder installed at the rotating end of th...[Details]
In recent years, the application of single-chip microcomputer systems in the field of industrial measurement and control has become more and more extensive. However, for industrial sites with harsh...[Details]
With the explosive growth of electronic functions in cars, will more and more luxurious cars endanger the safety of passengers? This is the origin of the problem of over-electrification of cars. What ...[Details]
With the rapid development of information technology represented by computers, semi-physical simulation technology plays an important role in many military and civilian fields such as aerospace and co...[Details]