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...
As the market is rushing to buy, as a consumer,
you still need to be calm and make scientific analysis
when choosing
LEDs
, and choose the light sources and lamps with the best cost per...[Details]
The circuit structure of the SDA and SCL pins inside each IIC bus device is the same, and the output driver of the pin is connected to the input buffer. The output is an open-drain field effec...[Details]
NI (formerly National Instruments) is headquartered in Austin, Texas. In 2020, National Instruments shortened its name to "NI," along with a cool new logo and corporate strategy. NI is known for it...[Details]
1. Basic analysis steps for field instrument system failure Field instrument measurement parameters are generally divided into four major parameters: temperature, pressure, flow, and liquid level. No...[Details]
Problems must be handled in a priority order, with the most obvious and serious problems handled first and minor problems handled later. Short circuits should be the highest priority.
1. Re...[Details]
With the development of electronic technology, MP3 players are developing towards large capacity and miniaturization. However, the integrated design of the player and the memory makes it difficult to...[Details]
As soon as 440W modules became mainstream, 500W+ modules emerged like mushrooms after rain. With the approach of grid parity, the power of photovoltaic modules has doubled. Before 2018, the module ...[Details]
Recently, the official operation ceremony of the Suqian service station of State Grid Jiangsu Integrated Energy Service Co., Ltd. was held in Sihong County. Li Aihua, Secretary of the Sihong County...[Details]
Robinson International Freight adds a new warehouse in Guangzhou to deepen the efficient circulation system of warehouse and distribution and accelerate the upgrade of the national multimodal transpo...[Details]
A mysterious 5G phone has passed 3C certification recently, showing that it is equipped with a 120W charger. A whistleblower said that this device may be the iQOO 7 flagship phone, which is expected ...[Details]
In the production process of chips, they will go through many processes such as doping, layering, lithography and heat treatment, and each step must meet extremely demanding physical property require...[Details]
Renesas Electronics Corporation, a global supplier of advanced semiconductor solutions, announced that it has joined the AVCC (Autonomous Vehicle Computing Consortium) as a core member. Renesas Elect...[Details]
In March 2015, Apple released the medical research platform ResearchKit after launching the smart home platform HomeKit and the health application platform HealthKit. Let's learn more about the relev...[Details]
3.2 Capture unit processing
The input signal can be derived from GPIO5, GPIO24, and GPIO34. You can select one of them as the input and set the corresponding register GPXMU Xn. Set ECCT L1: Sel...[Details]
On October 27, the Organization Department of the Liaoning Provincial Party Committee issued a public notice of candidates for leadership positions. Among them: Li Xianfeng, male, Han nationality, bor...[Details]
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