1. The concept of ACPI ACPI: Advanced Configuration and Power Interface ACPI has the following modes: S0 Normal. S1 CPU stops working. S2 CPU shuts down. S3 All components except memory st...
[i=s]This post was last edited by Li Baiyi on 2021-12-22 21:12[/i]In the previous chapter, we mentioned that the communication between PC and EC-01F has been established. Now we start to create Socket...
I have a 4-electrode conductivity electrode. I use a 1khz 2.5V square wave to excite the electrodes and connect two 470k resistors in series. I first found that the voltage on the electrodes is not sy...
This tutorial is mainly for the STM32F04x series of microcontrollers. For the clock of the STM32 microcontroller, people who have used STM32 must be more clear. STM32 is a microprocessor based on the ...
Pickering Interfaces launches new programmable resistor module for both functional testing and verification as well as hardware-in-the-loop (HIL) applications
PXI/PXIe simulation mod...[Details]
In this round of technological wave, whether it is the underlying development ecology, the hardware foundation of computing power, or the various commercial landing scenarios, Chinese companies have ...[Details]
1. Introduction
A switching power supply is a power supply that uses modern power electronics technology to control the on-off time ratio of the switch tube to maintain a stable output voltage. A s...[Details]
Deep hole drilling is carried out in a closed state, and the cutting condition of the tool cannot be directly observed. At present, we can only rely on experience to judge whether the drilling process...[Details]
As cars are developing towards comfort, safety, information and environmental protection, the development of automobile engines has become the mainstream of the development of the automobile industry....[Details]
Anion exchange membrane electrolysis process helps increase domestic green hydrogen energy production capacity Vancouver, Canada - November 1 , 2023 – Ionomr Innovations, a Vancouver , C...[Details]
Abstract: This article introduces the working principle of a power supply with an output of 115V and 400Hz, and gives the corresponding circuit schematic diagram and parameters.
Keywords: ...[Details]
Unlike incandescent tungsten bulbs, high-power LEDs do not radiate heat. Instead, LEDs conduct heat from their PN junctions to the heat-dissipating metal blocks of the LED package. Since the heat gen...[Details]
The HG240128R series LCD display module developed by Qingda Optoelectronics Technology Co., Ltd. has many advantages over similar products, such as large display information, simple programming, small...[Details]
Target environment: MCU：stm32f103C8T6 stm32 library：standard library V3.5.0 RTOS：FreeRTOS Functionality: a. Receive DMA and serial port IDLE interrupt to receive variable le...[Details]
/**************************************** Keyboard_no timer_no delayFeatures : The key is effective after releasing the hand, high sensitivity, low resource consumption, high operating efficienc...[Details]
The microcontroller source program is as follows: #include iom16v.h #include macros.h #define key_bz 0b00000111 #define uchar unsigned char #define uint_16 unsigned short char smg_zx ={0x3...[Details]
Nondestructive testing : Factors affecting defect quantification in ultrasonic flaw detection
1. Impact of instrument and probe performance
The quality of the instrument and probe performance has...[Details]
Signal integrity design becomes increasingly important as system clock frequencies and rise times increase. Unfortunately, most digital
circuit
designers are either unaware of the importanc...[Details]
The "Future Trends of Indoor Lighting" special summit of the
2012 Shanghai International New Light Source &
New Energy
Lighting Forum was held at the Shanghai World Expo Exhibition and Con...[Details]
Power technology
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