In the sensor configuration routine, the corresponding frequency test program getFlicker.ino is provided. The result after compiling the program is shown in Figure 1.Figure 1 Frequency test procedure
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2020-4-30-Today I sent the self-made bone sensor test circuit board PCB to the manufacturer for board making, and they told me that it can only be put into production after May 1st....
RK 3288 baseboard + core board design process
The first step is to get the customer demand document. The following are the requirements put forward by the customer:
001.png (98.02 KB, Downloads: 0)Dow...
Please design a 20V3A computer adapter circuit. For safety reasons, electrical isolation is required. The charging voltage fluctuation should not exceed 5% (the transformer can be considered ideal), a...
I have been looking for a senior LiDAR hardware and software development engineer for three months, but the results are not very good. It's not that our salary is not high, our salary is OK, and we ca...
AUO said it will exhibit its flagship AC Unison solar system designed for North American residential users at the Solar Power International 2011 in Dallas, the United States, and will launch the Ec...[Details]
With the continuous improvement of industrial automation, frequency converters have become an indispensable part of modern industrial production. The operating conditions of frequency converters re...[Details]
1.
Test instrument introduction
The instrument used for 10G
optical signal is Tektronix's sampling oscilloscope
DSAA8200
+
80C
08C
optical sampl...[Details]
Standards - Opening the Road to Robot Quantification
The widespread use of intelligent robots has also brought about related application challenges, such as insufficient technical versatil...[Details]
Compared with other memory technologies, DDR SDRAM has superior performance, very low power consumption and more competitive cost. However, compared with previous SDRAM technologies, DDRx memory re...[Details]
Recently, the China Electric Vehicle Hundreds Association Longzhong Forum (2023) concluded successfully in Xiangyang, Hubei. The forum invited more than 50 industry experts and business representativ...[Details]
CES (International Consumer Electronics Show), as a global event showcasing the latest technology products and technologies, is attracting more and more companies to participate. As electronic produc...[Details]
PWM signal output is often used in single-chip microcomputer application systems, such as motor speed control. Now many high-end single-chip microcomputers also integrate PWM function modules to faci...[Details]
It has been more than two years since I started learning 51 single-chip microcomputers in my sophomore year. During this period, I played with AVR, Freescale, and later bought an ARM9 experimental bo...[Details]
Bloomberg reported that Qualcomm , dissatisfied with Apple's refusal to pay billions of dollars in smartphone chip licensing fees, decided to retaliate and prepare to ask the US International Trade...[Details]
China Energy Storage Network News
: The 12th China International Energy Storage Conference speech transcript is as follows:
I am Zuo Juan from the State Grid Shanghai Energy Internet Res...[Details]
On the evening of December 9, smartphone brand Motorola held a new product launch conference at Lenovo's global headquarters in Beijing, officially launching the world's first smartphone equipp...[Details]
1. Overview
BL9148 is a CMOS large-scale integrated circuit. It uses infrared rays for transmission, so it can be controlled from a distance. It is a typical transmitting chip widely us...[Details]
First, prenatal BOM: For new orders, the engineering department must perform aging tests on the power supply according to the standards , and then the quality department will do the final reliabilit...[Details]
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