The ZX01 Bluetooth ECG recording module developed by our studio uses nrf52832 as the main control chip. Some problems encountered during the development process will be shared with you one by one:
Let...
This article records a case with the following functions: connecting to Wi-Fi, network timing, starting the timer (1s), outputting the time once a minute (whole minute) through the serial port, and ou...
The list is out and can be seen here: https://en.eeworld.com/bbs/thread-1084541-1-1.html
Welcome everyone to guess the questions: https://en.eeworld.com/bbs/thread-1084544-1-1.htmlList of component in...
[2022 Digi-Key Innovation Design Competition] [Intelligent Courtyard Integrated Control System] Environmental Parameter Acquisition Unit Hardware
1. Sensor
For the most important environmental paramet...
Over the past period of time, discussions and research on structural batteries have been booming. At Tesla's "Battery Day" at the end of September this year , Elon Musk made a promise: in addition ...[Details]
Wet state microbial penetration tester is used to determine the performance of materials in resisting the penetration of bacteria in liquids when subjected to mechanical friction (the shielding perfo...[Details]
The author's Alcatel OT301 mobile phone is powered by three 1.2V/700mAh NiMH batteries. Once the phone is out of power, the only way is to put the phone on the charger and use the wired charger to ch...[Details]
Since the release of Huawei's nova 9 series, Huawei seems to have been silent in the digital field for a while. Now it is November, and it is less than two months away from the end of 2021. Man...[Details]
The basic requirements for chassis tuning are as follows:
① Preparation and inspection of the test vehicle: the tire pressure and positioning parameters reach the designed state, the vehicle p...[Details]
The circuit diagram is as follows: Create a new project: Then use the project wizard to set up the project Project-》project wizard: Select chip: Set up the compiler: Select the file location:...[Details]
1. C language macro definition skills (common macro definitions) 1. Prevent a header file from being included repeatedly #ifndef COMDEF_H #define COMDEF_H //header file content #endif 2. Redef...[Details]
1. On-site calibration method confirmation The temperature sensing element of the integrated temperature transmitter is an industrial platinum resistor. The method for on-site calibration in an envi...[Details]
When looking for faults, we should first look for the outside and then the inside, first the easy and then the difficult, break it into parts, and focus on breakthroughs. The methods can be roughly d...[Details]
Redundancy means repetition. In computer terminology, redundancy is the intentional or partial repetition of circuits or information to reduce the probability of failure of computer systems or comm...[Details]
As cars enter the era of intelligence, on-board computing platforms have gradually become the key to the capabilities of smart cars. Simply put, on-board computing platforms are the basis for realizi...[Details]
With the improvement of people's living standards and the damage to people's health caused by pollution caused by industrial manufacturing, more and more people have realized the importance of environ...[Details]
China Energy Storage Network News:
On March 31, the Zhejiang Provincial Energy Bureau issued the "Zhejiang Province's 14th Five-Year Plan for New Power System Pilot Construction". The repre...[Details]
Figure 9 shows the organization of the ATmega32 SRAM space. The first 2144 bytes of data memory include the register file, I/O memory, and internal data SRAM. The first 96 addresses are for the reg...[Details]
Preface The uboot code used in this article is officially provided by Xunwei, and the development board is Xunwei iTOP-4412 development board (without device tree). First, let's determine the s...[Details]
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