The microcontroller I use is STM32F103RBT6, 128K flash. I want to save data when power is off. The flash has a page of 1KB, and I want to divide it into 30 parts, each with 32 bytes of data. The data ...
[i=s]This post was last edited by qiushenghua on 2015-11-16 17:55[/i] Previously in [url=https://bbs.eeworld.com.cn/thread-477088-1-1.html][b][color=#ff8c00]"【USB Type-C Series】Reading Blogs, Initial ...
Operational amplifiers (op amps) are the cornerstone of the entire analog circuit design. Choosing an appropriate amplifier is crucial to achieving system design specifications. Considerations: 1. Op ...
[size=4]In MSP430 microcontroller, one clock cycle = the inverse of the MCLK crystal oscillator. If MCLK is 8MHz, then one clock cycle is 1/8us. [/size] [size=4] [/size] [size=4]One machine cycle = on...
My idea is to use: AD sampled voltage 0x7ce/AD reference voltage = PWM duty cycle x/PWM period if (ADC12MEM0 > 0x7CE) x = x - 5; else x=160; if (ADC12MEM0 < 0x7CE) x = x + 5; else x=160; But it doesn'...
Although the frequency division program is simple, I think it is an inevitable stage of learning to go from the simple to the difficult, and we will naturally grow up slowly. So if you have time, ever...
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[Details]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
Our flight had just begun to descend when a gentleman sitting next to me turned to talk to me about engineering—he had seen me reading an engineering journal. The gentleman next to me said that he ...[Details]