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This is a small project using 51 single chip microcomputer to measure the speed of bicycle.
Please download the circuit diagram and simulation files from http://www.51hei.com/bbs/dpj-20396-...[Details]
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Processor: Cortex-M series is more suitable for supporting ultra-long battery life
For wearable systems powered by user-replaceable batteries (such as button cells), battery life of 6-12 m...[Details]
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Thanks to the promotion of manufacturers such as Samsung and Huawei, the styles of foldable screen mobile phones on the market are becoming more and more diverse, and some have even been iterativel...[Details]
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1 Introduction RFID (Radio Frequency Identification Technology) has shown great development potential and application space due to its characteristics of high-speed moving object recognition, multi...[Details]
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Rohm has developed a technology that allows users to hear sounds by placing a corner of the housing of a mobile phone or other digital product on their ears. This technology uses the phenomenon of ...[Details]
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0 Introduction
Serial communication is widely used in the field of communication, and the standard RS232 interface has become the standard interface for computers, peripherals, switches and many co...[Details]
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Introduction
Since its introduction in the early 1960s, light-emitting diodes (LEDs) have been used in many semiconductor devices. From the introduction of the first LED to the present, LED te...[Details]
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In order to improve system communication efficiency and reduce costs, all current automotive designs use a large number of serial bus communication protocols. I2C and SPI protocols are commonly use...[Details]
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MAX7232BF has 4-bit serial input, 2 decimal points and 4-bit address; the output is 10-bit data plus 20 independent decimal points, the data output code is BCD code, and the 2 decimal points of eac...[Details]
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Apple employees working at the Apple Store at New York City's Grand Central Terminal are working to form a union, and they have made their first demand: they are demanding at least $30 (about 1...[Details]
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1. Positioning
When we develop a street lamp, we must first have a positioning (develop a lamp condition table, such as the general structure of the lamp,
power
, electrical ...[Details]
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Today we will discuss
the growth process of
LED
wafers. In the early days of small integrated circuits, thousands of grains were produced on each 6-inch wafer. Now, with large VLSI with s...[Details]
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Save the following content as absacc.h: The reason is that the higher version of KEIL has been optimized and many previous library files have been removed, so users need to add them manually
#...[Details]
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1 Introduction The PSTN short message terminal SoC is a digital terminal processing chip designed for the fixed telephone network short message service. The chip integrates a microcontroller,...[Details]
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New products are suitable for nearly any application, significantly reducing component count, BOM cost and board space
Beijing, China, November 12, 2024 - Renesas Electronics, a glob...[Details]
Analog electronics
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