1. Reasons for debugging:
The project requires four CAN channels, but the MCU used is STM32F105, which only has two channels.
CAN, so we use the Microchip SPI to CAN chip - MCP2517. During the debuggi...
The Hall switch is a high-precision electronic component with an accuracy better than 1% within the operating temperature range, which is suitable for measuring any waveform. The Hall switch device ha...
Experts, please tell me about the use of ESP32, Micropython serial port send write():
The sending requirement is: to send 5 elements in list LL starting from index 0, that is, to send the 5 elements L...
This book is easy to understand and can be understood by anyone with a basic knowledge of high school mathematics. It combines a large number of cases and comics to relate highly abstract mathematics,...
Project related, studied the communication details of the frequency hopping mode (Freq_hopping) of Sensor and Collector routines of TI's wireless products CC1310/CC1350 with TI-RTOS operating system:
...
The report quoted an insider as saying that Xiaomi is currently in licensing negotiations with relevant IP suppliers, but the company has already started recruiting teams outside. "Xiaomi's u...[Details]
This article will introduce an LED that has small size, low cost, high PF and high TRIAC brightness adjustment performance. This design uses a single-stage power factor correction (PFC) inverter conv...[Details]
1. Theoretical analysis and derivation We may have heard at one point or another that an oscilloscope's bandwidth and rise time have a 0.35 relationship, as shown in Figure 1. Figure 1 Relationship...[Details]
Research shows that among the information obtained by human sensory organs from the outside world, vision accounts for 60%, hearing accounts for 20%, touch accounts for 15%, taste accounts for 3%, and...[Details]
The vast majority of
analog
chips (comparators, op amps, instrumentation amplifiers, references, filters, etc.) are designed to process voltage signals. When it comes to processing current ...[Details]
2 Theoretical research on microresistance test
This chapter mainly studies the relevant basic theories of high-precision microresistance tester.
Resistors can be divided into high resistors (...[Details]
Main features of AVR High reliability, powerful functionality, high speed, low power consumption and low price have always been important indicators for measuring the performance of microcontrollers,...[Details]
Whether the sensor can obtain the field signal accurately or not directly affects the measurement and control accuracy of the entire industrial automation system. In order to obtain the real field in...[Details]
To download the STM32F103RBT6 program, you need to set the BOOT0 and BOOT1 pins.
The available downloading methods are: ISP serial port downloading, JTAG downloading, and SWD downloading.
ISP seria...[Details]
The 4th generation SiC MOSFET is built into a small package, achieving the industry's highest power density and helping to miniaturize xEV inverters!
ROHM, a world-renowned sem...[Details]
Writing C programs in a certain style can help the C compiler generate ARM code that executes faster. Here are some key points related to performance:
1. Use signed and unsigned int types...[Details]
On January 18, Genesis released an announcement stating that its holding subsidiary had recently completed the industrial and commercial change registration for the introduction of equity investment ...[Details]
At 14:00 on April 22, Shenzhen Youfang Technology Co., Ltd. (hereinafter referred to as "Youfang Technology") will hold its 2020 new product launch conference online. This is the first time that Youf...[Details]
In addition to the basic components required for component installation, microinverters and power inverters are also one of the smallest components that can be used in photovoltaic installation equ...[Details]
As the payment field moves towards digitalization, protecting digital identities and transactions becomes increasingly important. In addition to standard contactless payment cards, biometric p...[Details]
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