Medical device EMC and safety testing1. What does A-a2, Ba mean in dielectric strength test?
2. Leakage current test
1. What does it mean to add 110% grid voltage to SIP/SOP?
2.What do B, BF, and CF m...
The IO interface of the Xingkong board is at a 3.3V voltage level, and some of my own modules are not the same as the module interfaces of DF, so I designed an adapter board that can connect to the Xi...
I am a self-taught novice (very new!) and I saw a program and I don't know how to understand it. I hope the experts can help me! #include
void main(void) { WDTCTL = WDTPW + WDTHOLD; // Stop watchdog t...
In the teaching process, one party is the lecturer and the other party is the listener. We learn through the teacher's purposeful, planned and organized leadership to ensure that our knowledge is enri...
Rong Chuang, a subsidiary of Hon Hai Group, had consolidated revenue of NT$1.077 billion in the third quarter, up 14.57% from the previous quarter and down 26.23% from the previous year. Its net prof...[Details]
The main tasks to be completed are: 1) Divide the display position 2) Draw the status bar background 3) Draw the battery icon: a total of 7 baticos 4) Draw time: only show hours and minutes 5) Cycle...[Details]
South Korean LED maker Seoul Semiconductor said the German District Court in Düsseldorf has issued two permanent injunctions against certain mobile phones and lighting products under the Philips bran...[Details]
Currently, there are two solutions for driving ADC. The first is to use a transformer, and the second is a differential amplifier.
A new differential amplifier
There are several a...[Details]
When testing the 1MHz square wave on the DEMO board and adjusting the vertical scale to 50mV/div after automatic capture, the ground does not point to zero (center) but has a certain offset. What is ...[Details]
MCU interrupt principle (external interrupt) Interrupt concept: An interrupt occurs: When the CPU is processing an event A, another event B occurs, requiring the CPU to process it quickly. Interr...[Details]
Aptiv said that the megatrends in the automotive industry, such as electrification, safety automation, and connectivity, are bringing unprecedented changes to vehicle architecture. With the con...[Details]
Introduction: There are many low-power chips now, especially after entering the power-down mode, the current is only 1uA. You can also use the power management method to turn off the system power whe...[Details]
Table of contents:
1. Two CPU architectures: von Neumann and Harvard
2. Analysis of x86 architecture and arm architecture
3. Power consumption of x86 architecture and arm architecture
1. Tw...[Details]
Working principle and structure of surge protector (SPD)
Surge protection device (Surge protection device) is an indispensable device for lightning protection of electronic equipment. In the p...[Details]
Two industry insiders revealed that India has suspended approval for the import of WiFi modules from China for several months, causing US computer manufacturers Dell and HP as well as Chinese compani...[Details]
Once upon a time, the supply of lithium carbonate, the key material for lithium batteries, exceeded demand, and the price skyrocketed, even to a "sky-high price" of 600,000 yuan/ton. Enterprises in t...[Details]
What is an AVR microcontroller? What are the advantages of an AVR microcontroller? Why should you choose an AVR microcontroller? AVR microcontroller is a new type of microcontroller developed by...[Details]
1 Introduction Noise is a sound that should not exist in a certain environment, that is, a sound that disturbs people's rest, study and work. Such as the sound generated by industrial production, tra...[Details]
The power control of electric vehicles is mainly to output electricity from the battery to the motor. How to achieve the output at will? This requires the use of power inverter technology, that is,...[Details]