LED lighting has the characteristics of energy saving, environmental protection, long life, easy control, and maintenance-free. However, ironically, we often hear that the life of LED driving power di...
[font=宋体][size=3]Question: Will the filter capacitor 4.7uF/400V electrolytic capacitor in the picture swell and explode when it is old? [/size][/font]...
Taiwan's IC design industry is already the world's second largest, second only to the United States. In 2001, Taiwan's IC design industry was estimated to have created a production value of NT$139 bil...
I just saw a post about Renjianbucha, which was posted by an old forum friend RF Haishijun. Asking about the year-end of 2019, naturally few people answered this sad question. Most people answered tha...
I need to convert 220V AC voltage into 5V and 3.3V DC voltage output for the power supply voltage of the microcontroller. How should I achieve this? Please give me some advice. It's urgent....
Recently, the first Digital China Summit was held in Fuzhou, attracting many domestic ICT industry giants to participate in the exhibition. The long queues outside the venue, the noisy and exciting...[Details]
introduction In the general project development process, two or more microcontrollers are often required to communicate to complete data transmission. For example, a quadcopter wirelessly transmits d...[Details]
I have been working on this i2c for several days. Many people on the Internet say that this is a problem with the ST package library, and they basically talk about the STM32F1 series of chips, and ev...[Details]
Recently, the relevant person in charge of the Energy Conservation Division of the Energy Conservation and Technology Equipment Department of the National Energy Administration said on the issue of...[Details]
First of all, security practitioners have never felt that AI can be used as deeply as today. Although Antelope Cloud is a platform manufacturer, it has always been interested in AI and AI- specific...[Details]
On May 16, in response to
the public opinion storm caused by
Lenovo's
"
5G
voting" incident,
Lenovo
Holdings Chairman and
Lenovo
Group Founder Liu Chuanzhi, Lenovo Gr...[Details]
Different models of PIC series microcontrollers have different watchdog settings. The following takes the PIC16F688 microcontroller as an example. 1. If WDTE=1 in the configuration word, the watchdog...[Details]
While imaging industry experts know that Apple has designed a complex 3D camera for its iPhone X, called "TrueDepth," most of the details of the 3D system inside the module, including chips, componen...[Details]
volatile unsigned int ad_value ; int main( void ) { WDTCTL=WDTPW+WDTHOLD; //Turn off watchdog BCSCTL1 =CALBC1_1MHz; //Set DCO to 1MHZ DCOCTL =CALBC1_1MHZ; //Clock source: AD internal clock and divide...[Details]
;The chip is EM78P153 ;P64, P65 are connected to the crystal oscillator, the oscillation mode is 4MHz crystal oscillator ; Watchdog off, instruction cycle is 2 CLOCK, P63 is reset pin ;**************...[Details]
Ht47AD converter application include ht47c20.inc data .section 'data' Rs equ 0064h n db ? count db ? kh db ? kl db ? th db ? tl db ? int_count db ? ;---------------------------- code .section at 0 ...[Details]
HT47I_O Port Application include ht47c20.inc data .section 'data' count db ? code .section at 0 'code' org 00h jmp start org 04h reti org 08h reti org 0ch reti org 10h jmp timer_int ;***...[Details]
Regulations and standards are yet to be improved, the public does not pay enough attention to security issues, enterprises strictly control production costs, and have relatively weak security awarene...[Details]
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