[size=4][font=微软雅黑]Thanks again to our amazing editor:pleased:[/font] [font=微软雅黑] [/font] [font=微软雅黑]Hello everyone, I am the editor. Today is November 12, 2018. Even a 10,000-point defense BUFF bless...
Wearable temperature patches are an emerging trend in patient temperature monitoring systems. One of the biggest hurdles in designing these patches for use in clinical settings is meeting stringent ac...
A friend of mine bought another oscilloscope, but he said that the new oscilloscope had problems because the signal he measured was very different from the previous one, and the square wave was seriou...
The deployment of the Beidou satellite navigation system was completed some time ago, which can provide global users with all-weather, all-day, high-precision positioning and navigation services. Posi...
Solution IntroductionThe non-magnetic smart water meter solution is based on the MCU chip to realize the water meter related metering functions. The module is divided into a transmitting coil and a re...
The digital temperature sensor DS1820 from Dallas Semiconductor in the United States is the world's first temperature sensor that supports the "one-wire bus" interface. It uses the patented on-board ...[Details]
Recently, I talked with my colleagues about the impact of data bus width and alignment on program efficiency on the ARM platform. When defining structure data types, in order to improve system effici...[Details]
Optimization level description (for reference only):
The Code Optimization column is used to set the optimization level of C51. There are 9 optimization levels in total (as written in the book), and ...[Details]
Recently, the "human brain-like" artificial intelligence (AI) open platform was launched in Shenzhen. Liu Jubo, Secretary General of Digital China Federation, Zheng Weihe, Chairman of Tongchuang Weiy...[Details]
ARM assembly has ldr instruction and ldr, adr pseudo-instructions, they can use label expressions as operands. The following will illustrate their differences by analyzing a piece of code and the cor...[Details]
Electromagnetic interference
is caused by signal current in a large loop.
Figure 9.6 illustrates a common electromagnetic interference problem. A 64-bit bus is connected from card A...[Details]
ARM7TDMI(-S) has a 32-bit ARM instruction set and a 16-bit Thumb instruction set. The RM instruction set is highly efficient, but has high code density. The Thumb instruction set has a higher code de...[Details]
With the continuous development of social economy, people's pace of life is accelerating, which makes it a demand to realize payment transactions through network platforms. Through the electronic paym...[Details]
On August 19, RoboSense announced that it has achieved phased results in the delivery of orders for North American new energy vehicle companies. Since the second-generation intelligent solid-state la...[Details]
1. Reset Introduction Reset provides a way for the microcontroller to start processing from a known initial condition. During reset, most control and status registers are forced to use initial values...[Details]
Yesterday, a piece of news that SK Hynix employees were infected with the new coronavirus and 800 employees were quarantined attracted the attention of the semiconductor industry. SK Hynix is the w...[Details]
This Marx generator has a total of six stages, each of which is composed of a 0.002uF 20kV capacitor and two 1m ohm resistors. On the left is a neon transformer (9kV 30mA). The high-voltage AC genera...[Details]
Like me, you may often find yourself facing pretty tight project deadlines. For example, your manager has just assigned you the task of designing a power supply for a new telecommunications system. T...[Details]
Simple fota upgrade method, only for parameters. /****************************************************************************************************************************************** * @file...[Details]
Design principle and overall structure The drive control circuit is divided into an input stage circuit, an amplifier stage circuit, a drive circuit and a protection circuit. The input stage and the...[Details]