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Apple plans to produce about 220 million iPhones in 2022, a production target that is roughly the same as the previous year, according to Bloomberg, as demand for the new iPhone is expected to be hig...[Details]
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Although it is still too early for the release of iPhone 12, there are already a lot of leaks about it, some of which are true and some are false. According to the latest report from foreign m...[Details]
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introduction
The Anti-lock Braking System (ABS) can effectively prevent the wheels from locking during braking, thereby avoiding steering failure and tail swinging caused by wheel locking, and...[Details]
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#include reg52.h sbit d1=P2^0; sbit d2=P2^1; sbit d3=P2^2; sbit d4=P2^3; sbit d5=P2^4; sbit d6=P2^5; sbit d7=P2^6; sbit d8=P2^7; void delay(int t) { while(t--); } void main() { while(1) { ...[Details]
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February 27 news (Text/Tan Lun) "Our battery supplier is in Wuhan, and this is the component we need most at the moment." When talking about the impact of the epidemic, Li Dong, sales manager of a sm...[Details]
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1. Working principle of MAX639
Buck DC/DC
power converter
It has the function of reducing voltage, which can make U0 U1. Typical products include MAX639. When U1=+5.5V-+11.5V...[Details]
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(Photo source: ECONAMIQ official website) According to foreign media reports, Dutch startup ECONAMIQ is developing a new engine technology that can save up to 20% of fuel consumption. Combining ...[Details]
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Abstract: AD7892 is an LC2MOS single-supply 12-bit analog-to-digital converter produced by AD Company in the United States. It can output in parallel or serially. This article introduces its func...[Details]
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Recently, Joseph Sawicki, executive vice president of Mentor IC EDA, visited China to attend the annual Mentor Forum 2019 Beijing Design Technology Forum. It has been 20 years since Sawicki first cam...[Details]
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The minimum system of the popular STC type 51 single-chip microcomputer is divided into several parts:
1. The power supply part is the power supply start in the upper right corner of the fi...[Details]
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New energy research institution InfoLink Consulting released a report on August 6 showing that in the first half of 2024, global energy storage cell shipments will reach 114.5GWh, a year-on-year incre...[Details]
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Constant current source circuit composed of MIC5158
The simple constant current source circuit with MIC5158 as the controller is shown in the figure. The output current of this circuit mainly de...[Details]
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From a main program it is possible to pass parameters to local or global subroutines and functions.
There are 2 ways to pass parameters:
As an IN parameter
The variable value remains...[Details]
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The LT®3799 is an isolated flyback controller with power factor correction designed specifically for driving LEDs. The controller uses critical conduction mode, allowing the use of a small transfor...[Details]
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In the previous basic knowledge, physical addresses were used to light up the LED lights. Now, after learning about MMU, we will use the knowledge of MMU to light up the LED lights with virtual add...[Details]