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In order to increase the output speed of display data without increasing the hardware cost, a LED display control system based on multi-port serial Flash memory is proposed based on the analysis of...[Details]
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Especially for battery-powered systems, power consumption is the primary consideration. We know that there is a power management register PCON inside the microcontroller. The lowest two bits of this ...[Details]
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HD
Camera
From the early 720P resolution, it has gradually developed to the current full HD stage, that is, it supports 1080P format. Compared with the early standard definition cameras, HD cam...[Details]
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Currently, the number of ADSL users in the world is growing rapidly. In order to stimulate the continued growth of ADSL, the market needs low-cost ADSL integrated circuits. This article introduces ...[Details]
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Introduction The collections in the museum are often threatened by human theft, and changes in the surrounding environment can also cause damage to them. Therefore, a very reliable anti-theft sys...[Details]
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On STM32F103 and other microcontrollers with cortex-m3/m4 cores, the interrupt vector table can be redefined by setting the value of the register SCB- VTOR = FLASH_BASE | VECT_TAB_OFFSET;. However, i...[Details]
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1 Introduction
As an energy storage component of electric vehicles, the power density, storage capacity, and safety of batteries not only determine the mileage and speed of electric vehicles, but...[Details]
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Timer initial value calculation
Crystal oscillator 8M requires timing 25us and frequency division ratio 1:2
Initial value (EE) = 256 - 25/ (4/8*2) + 14/2 = 256- 25 + 7 = 238
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1. What is byte alignment and why do we need it?
In modern computers, memory space is divided by bytes. Theoretically, it seems that any type of variable can be accessed from any address, b...[Details]
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Objective: Understanding of timers and counters (I) 1. Timer/Counter Introduction Timer/Counter (T/C for short) is one of the most basic interfaces in a single-chip microcomputer. It can be used fo...[Details]
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Let's talk about the CV operation mode first. Most chips now directly sample the voltage on the auxiliary coil. Due to leakage inductance, after the MOS is turned off, that is, ...[Details]
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1. Timing: MCU timing refers to the time sequence of control signals that should be issued when the MCU executes instructions. The temporal relationship between these control signals is the CPU timin...[Details]
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Recently, Jiangxi Province's first power "multi-station integration" project completed its pilot construction at the 110 kV Hongjiaozhou substation of Nanchang Power Supply Company. The substation ...[Details]
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Intel creates new opportunities through Sapphire Rapids, EKS-A certification and 5G private networks. The Amazon Cloud Technology (AWS) re:Invent global conference kicked off this week in Las Vegas...[Details]
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The self-discharge of electric vehicle batteries refers to the gradual loss of charge inside the battery when it is not in use, thereby reducing the battery's available energy. This is an important...[Details]