1. Introduction to UWB
UWB is the abbreviation of Ultra Wide Band; UWB technology is a wireless carrier communication technology that uses a frequency bandwidth of more than 1GHz. It does not use a si...
Today MicroPython added the basic files for the PowerPC architecture, which is intended to run MicroPython in QEMU.https://github.com/micropython/micropython/tree/master/ports/powerpc...
Routine testing Most routine execution processes are:Reset_HandlerSystem_Core_Config()__main(), (compiler C runtime library heap, stack, initialization of variables with initial values, etc.)main()Sys...
Haha, there are too many people. I haven't taken a fancy to Avatar yet. But we can make better preparations through some information on the Internet, so that we can see it more thoroughly. These techn...
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[Details]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[Details]
1 Basic Features
In computer control systems and various intelligent instruments and meters composed of single-chip microcomputers (or microprocessors), various external analog signals must be ...[Details]
TMC428 is a stepper motor motion controller from TRINAMIC. It can reduce the workload of motor control software design and development costs. The 3-axis stepper motor drive control system based on ...[Details]
UDN2916LB is a two-phase stepper motor bipolar driver integrated circuit launched by SANKEN. It can drive dual-winding bipolar stepper motors and is particularly suitable for controlling dual-step ...[Details]
Current sensing in automotive applications includes controlling the current through solenoids and injectors. For example, during diesel injection, we rapidly increase the current to the induction i...[Details]
(1) Open circuit voltage of the battery
(2) Internal resistance of the battery
(3) Battery operating voltage
(4) Charging voltage
Charging voltage refers to the voltage applied ...[Details]
Background
The proliferation of ultra-low-power wireless sensor nodes for measurement and control purposes, combined with new energy harvesting techniques, has made it possible to create ful...[Details]
According to a survey by the International Energy Agency, Asia and Australia used 1.65 trillion liters of oil for energy in 2004. The survey also showed that since 1990, the demand for oil has been...[Details]
We often step over automatic doors in our daily lives. For the most part, we only notice them when they are not working. Swiss automatic door manufacturer Kaba Gilgen, together with the process con...[Details]
The active power loss of the power transformer includes two parts: transformer no-load loss and transformer load loss. Under a certain load, the active power loss of the transformer can be expresse...[Details]
In recent years, information technology based on microelectronics and computer technology has developed rapidly, and ultrasonic non-destructive testing instruments have also gained unpreceden...[Details]
1. Architecture and operation of electronic toll collection system
The basic principle of the electronic toll collection system is to enable a special device (on-board unit) installed on t...[Details]
The on-chip power supply circuit is a power module integrated inside the semiconductor chip. Its main function is to obtain electrical energy from an external power supply (such as 220V mains electric...[Details]