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Jiwei.com reported that yesterday evening, the official Weibo account of Zhangjiagang Public Security Bureau announced that on May 12, 2019, Zhong Yu, chairman of Kangde Group, major shareholder and ...[Details]
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Smart lighting control systems provide high controllability for various buildings and further enhance the level of green energy. They are the core products of energy conservation and digital techn...[Details]
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Waiting times for semiconductor deliveries lengthened slightly in March, setting a new record, as the outbreak in China and the earthquake in Japan further hampered supply. Lead time -- the lag bet...[Details]
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According to the Yangtze River Daily, the National Information Optoelectronics Innovation Center in Wuhan worked with domestic manufacturers to complete a high-speed 50G optical module prototype base...[Details]
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Acceleration circuit and its waveform
The accelerating capacitor C and the transistor input resistor R form a differential circuit. When the input signal jumps positively, it can provide a much ...[Details]
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On April 30, the National Energy Administration organized a video conference in Beijing to sign a long-term cooperation agreement on the direct current transmission project from northern Shaanxi to...[Details]
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According to reports from businesskorea and etnews, SK Hynix will expand its HBM3 back-end process production line and has received a request from Nvidia to send HBM3E samples for testing. S Hynix ...[Details]
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Unix/Linux is case sensitive:
.s Operation: Assembly
.S operation: cpp + assembly
eg:
/* start.s */
#define rTEXT 0x12345678
LDR R0,=rTEXT
....
# arm-lin...[Details]
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1. Function introduction This project uses Proteus8.12 to simulate 51 microcontroller controller, and uses LCD1602 display module, light sensor, DS18B20 temperature sensor, PCF8691 ADC module, rela...[Details]
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2. Determine the machine type
In arch/arm/kernel/head.S:
00079: bl __lookup_machine_type @ r5=machinfo
00080: movs r8, r5 @ invalid machine (r5=0)? ...[Details]
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Different motion performance: If the starting frequency of the stepper motor is too high or the load is too large, it is easy to lose steps or stall. If the speed is too high when stopped, it is ea...[Details]
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Picocom and Broadcom achieve small cell BBU LTE software docking and complete full-rate and super-capacity commercial testing
The latest docking and optimization will provide strong ...[Details]
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1. Main program (OB1)
The CPU's operating system executes OB1 cyclically. When the operating system has finished starting up, it starts executing OB1. Functions (FC) and function blocks (FB) c...[Details]
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I. Introduction Energy consumption is a major problem for battery-powered products. Once the power is exhausted, the device will "go on strike". In some cases, power means the life of electronic pr...[Details]
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The burning of fuses in high-voltage motor excitation cabinets is a relatively complex problem, involving many aspects such as the working principle of the motor, the design of the excitation syste...[Details]