This article mainly introduces the IoT application process in which I use the existing lora concentrator devices and lora node terminal devices on the market to collect temperature and humidity sensor...
[i=s]This post was last edited by wangran_95 on 2020-12-24 11:11[/i]First of all, I am very happy to participate in this event, thanks to the discount coupon from eeworld. The development board that o...
VLSI Testing : https://training.eeworld.com.cn/course/6040This course is offered by Prof. James Chien-Mo Li, Lab of Dependable Systems, National Taiwan University.
Lecture notes available on course we...
When I posted before, I found that the pictures I copied and pasted were not in the document. I checked today and found that they were not chosen to be used. I will update the post accordingly.
The co...
[i=s]This post was last edited by sky999 on 2020-4-4 15:19[/i]The board is programmed on the computer via CH340G to USB. There is a 485 circuit and a gas discharge tube on the board. As long as the US...
In March this year, Intel's new CEO Henry Kissinger announced the new IDM 2.0 strategy. Since then, Intel has started a large-scale factory expansion plan, and will build wafer manufacturing and pack...[Details]
This design is a decimal calculator system design based on the AT89C51 single-chip microcomputer. It can complete the keyboard input of the calculator, perform simple arithmetic operations of additio...[Details]
introduction As a non-polluting energy source, the research on the utilization of solar energy has always been a hot topic. In order to improve the efficiency of solar energy conversion, the rese...[Details]
According to Jiwei.com, on January 8, 2021, the 2020 Investor Annual Meeting of Xiamen Semiconductor Investment Group Co., Ltd. and the Xiamen (Haicang) Integrated Circuit Enterprise Advanced Packagi...[Details]
"Look, Mom! There's a huge robot here!" "This looks so cool! I want to play with this!" "What did uncle say just now? Tell daddy too." "Uncle, can I play again?" This is the scene of the Institute...[Details]
In the rectification of switching power supply EMI, the causes and suppression methods of interference in different frequency bands are as follows:
Within 1MHZ - mainly differential mode interferen...[Details]
According to THE ELEC, LG Electronics has been asked by the South Korean government to reconsider its plan to move its TV production line to Indonesia. LG Electronics said on the 20th of this month...[Details]
Hybrid vehicles allow the electric motor to participate in the engine work, converting electrical energy into mechanical energy to replace part of the oil, so as to achieve fuel saving. This is als...[Details]
1. It is very effective in treating pigmented nevi (black nevi, blue nevi, red nevi) and warts (common warts, filiform warts, molluscum contagiosum), and can generally be cured in one treatment. ...[Details]
Only two companies (Agilent and Tektronix) dominate the high-performance logic analyzer market, and all it takes is for these two companies to adopt a certain approach that becomes the "industry stand...[Details]
Compared with the combination of 8031+latch+storage chip used in school textbooks (but it seems that this combination is only used in textbooks), the combination of 8952+AT24CXX is completely sufficie...[Details]
Constant current PWM modulation of stepper motor driver is a technology that outputs constant current to the stepper motor to drive it to rotate. The principle of constant current PWM modulation is...[Details]
As we all know, in recent years, the screen material used in smartphones has gradually transitioned from LCD to OLED. This trend is very obvious. I still remember that the first OLED phone I bought...[Details]
While Huawei's P20 Pro and this year's P30 Pro are amazing cameras, they're not as strong at recording videos as they are at taking photos. This is partly because the Kirin 970 and Kirin 980 chipsets...[Details]
Today, Bluetooth wireless technology is ubiquitous and is widely used in a variety of devices, with market segments covering cellular, PC, home entertainment, smart home, wearable devices, healthca...[Details]
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