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;******************* 无签BCD 添加*************
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; 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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1 Introduction
I used a PGJ1-5 reactive power compensation panel in a 400V switch room. The panel contained 10 BCMJ parallel capacitors, each with a rated output of 16kVar, a rated voltage of...[Details]
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Detailed explanation of single chip logic and or XOR instructions
ANL A,Rn; A and the value in Rn are bitwise ANDed, and the result is sent to A
ANL A,direct; A and the value in direct ...[Details]
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The core of embedded systems is embedded microprocessors and embedded operating systems. The hardware core of early embedded systems was various types of 8-bit and 16-bit single-chip microcomputers; ...[Details]
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At present, digital camera technology mainly adopts two methods: one is to use CCD (capacitive coupling device) image sensor, and the other is to use CMOS (complementary metal oxide semiconductor) im...[Details]
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/************************************************************** ;eeprom.c can be used in AVR microcontrollers, ATMEGA16 and ATMEGA8, under GCC ;Compiled. November 1, 2009! Chen Yongfei has tested it...[Details]
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Recently, Arduino officially announced its cooperation with Amazon Web Services (AWS) to provide a new direction for edge hardware and cloud services. The new partnership will provide Arduino and Ard...[Details]
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1. Tester output voltage:
Figure 5 Output voltage calibration wiring diagram
Put the wit...[Details]
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This solution solves the technical problems of single-live-wire power supply and dual-connection (dual-control) touch function, realizes multi-position or multi-way switch mode, has low power ...[Details]
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1 Main Features of AD7858
AD7858 is a 12-bit serial port, high-speed, low-power, successive approximation AD converter launched by AD. It can operate at a voltage of 3 to 5.5 V, and its da...[Details]
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I spent a lot of time debugging a program today and found that the cmd parameter of the application's ioctl passed to the driver's ioctl changed. According to "Linux Device Driver", this cmd should...[Details]
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Mechanical damage: 1. Before use, you must confirm that the wrench is a qualified wrench with a label or certificate. 2. Before use, you must check that the nuts of each part of the mechanical transm...[Details]
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I logged into Ubuntu as root:
Execute on Ubuntu #apt-get install nfs-kernel-server //Install NFS service
Execute on Ubuntu #mkdir /root/nfs //Create a shared folder
On Ubuntu, ex...[Details]
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On October 21, Gentherm, a developer of innovative thermal management technologies, and Datang NXP Semiconductors (DNS) announced that the two companies will jointly develop a new battery connection ...[Details]
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On November 6, Continental developed an electronic brake control system for the Bugatti Bolide, a super sports car equipped with an anti-lock braking system (ABS), electronic stability control (ESC...[Details]
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