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;******************* 无签BCD 添加*************
;
; This routine performs a 2 Digit Unsigned BCD Addition
; It is assumed that the two BCD numbers to be added are in
; locations Num_1 & Num_2. T...[Details]
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While everyone is applauding Tesla's "super factory" plan, 24M, a low-key and mysterious startup company in Massachusetts, USA, is also "not willing to be left out" and recently launched a...[Details]
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July 21 news Meizu officially announced on June 25 that Flyme of 10 of its models will be adapted to the Android 10 system bottom layer. From June 23 to July 31, users can participate in the An...[Details]
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It should be understood as follows: DC-DC means direct current to direct current (conversion of different DC power values), and anything that meets this definition can be called a DC-DC converter, in...[Details]
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Abstract: Based on the STC89C516RD single-chip microcomputer, a new refrigerator thermostat system is designed. Users can set the temperature of each room of the refrigerator on the display screen ...[Details]
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Current loops have a long history of use in process control industrial systems. Current loops can be used to transmit information from remote sensors to central processing units, or from these cent...[Details]
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With the increasing popularity of the Internet, the degree of information sharing is constantly improving, and the popularity of network instruments and network control devices has gradually become...[Details]
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With the continuous development of cockpit hardware and software technology, the design of smart cockpits is also evolving, from focusing on functional needs to focusing on "user experience". Smart c...[Details]
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1. Operation of ADC0804 1. Wiring diagram of ADC0804 on the test board The 5th pin INTR on the AD chip is not connected because the experimental board does not use the interrupt method to read the ...[Details]
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On November 11, the China Securities Regulatory Commission announced that the China Securities Regulatory Commission had recently approved the registration of Hengxin Technology's initial public offe...[Details]
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#include reg52.h #include intrins.h typedef unsigned int uint; typedef unsigned char uchar; #define LED P0 sbit tube2=P2^2; sbit tube3=P2^3; sbit tube4=P2^4; uint code num ={0x3f, 0x06, 0x5b, 0x...[Details]
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The Dolby noise reduction system is a noise reduction circuit based on the application of tape recorders. We know that the poor high-frequency signal-to-noise ratio in the audio band is an inherent de...[Details]
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The circuit described in this article can perform comparative measurements of light transmission and can be used for optical loss measurements. Losses include reverse and absorption.
Figure 1 shows...[Details]
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Open frame, natural convection cooled 80W power supply, providing solutions for lighting, display, ITE and industrial applications
June 1, 2021 – XP Power has officially announced th...[Details]
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CJ series AC contactors are widely used in low-voltage power distribution due to their low price and long service life. However, they have large power loss and noise during operation, and often burn o...[Details]
Analog electronics
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