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1. Introduction
P89LPC935 is a single-chip packaged microcontroller, suitable for many occasions requiring high integration and low cost, and can meet various performance requirements. P89LPC9...[Details]
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It is easy to use LwIP, but to get good speed with LwIP, you can make the TCP network speed better by making the following modification to LwIP: lwipopts.h file /* TCP Maximum segment size. */ #defin...[Details]
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At present, the online testing of relevant manufacturers at home and abroad has been relatively mature, with advanced software and hardware supporting facilities and most of them being domestically...[Details]
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Use TMR0 to implement timing query. It can be implemented on any PIC with interrupt. This method can be used to expand multiple serial ports. ;|------------------------------------------------------...[Details]
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Keysight Technologies and ElringKlinger have signed a collaboration agreement in the field of electric vehicle battery development. ElringKlinger will use Keysight's Scienlab battery test systems to ...[Details]
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Beijing, May 7, 2024 -
The Bluetooth Special Interest Group (SIG), the industry association responsible for regulating Bluetooth technology, released its annual report "Bluetooth Market Update ...[Details]
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AT89C51 is used as the main device. Four PCF8591 chips are connected to the I2C bus. The chip addresses are (OOOb, OlOb, 020b, 400b) respectively. P3.6 of 89C51 is used as the SCL signal. P3.7 is u...[Details]
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According to the work task arrangement of the "Action Plan for the Qinghai National Energy Storage Development Pilot Demonstration Zone (2021-2023)", the Provincial Energy Bureau launched the const...[Details]
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The supply of mature wafer foundry processes is tight. According to industry sources, after TSMC raised its quotation by 20% for the first time a few days ago, UMC, Intel, Powerchip and other industr...[Details]
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1. Hardware Wiring 1. Ordinary SPI device wiring For example, NRF24L01 can be directly connected to IO 2. FLASH device wiring For example, GD25Q80BSIG needs to add a pull-up resistor 2. Programmi...[Details]
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The interface between the truck cab and the driver is changing to integrate driver-specific information and data from both the truck and the outside world, with a global developer showcasing this ...[Details]
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1. Trade-off 1 – Averageness and Repeatability
A common technique for improving the repeatability of measurement results, whether in automated design verification or production test applications, i...[Details]
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The ground resistance tester is a new type of digital ground resistance tester that abandons the traditional manual hand-cranked power generation working mode, adopts advanced large-scale integrated ...[Details]
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A digital water temperature control valve based on PIC16C71 single chip microcomputer is designed. The control valve uses NTC thermistor as temperature sensor, and a simple voltage divider circuit is...[Details]
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Inverter pressure regulation is a technology widely used in the field of industrial automation. It achieves precise control of pressure by changing the speed of the motor. This article will introdu...[Details]
Analog electronics
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