97-3102A-20-6P604

1. Selection of pull-up resistor for MCU You can see that when the resistor R1=10k in the reset circuit, RST is high level, and when R1=50, RST is low level. It is obvious that when R1=10k, it is...[Details]

GPIO_Mode_AIN //Analog input, usually used as ADC, etc. GPIO_Mode_IN_FLOATING //Floating input can be used as a button GPIO_Mode_IPD //Pull-down input    GPIO_Mode_IPU // Input GPIO_Mode_Out_OD //Ope...[Details]

In modern power electronic systems, with the increase in the workload of field testing and field maintenance, new requirements have been put forward for the current general test instruments. The de...[Details]

Yesterday, Feng Yufei, Vice President of iQOO Brand, posted a Weibo post to give the first report card for the iQOO Pro, which was just released on August 22: "The iQOO Pro 5G version has not yet bee...[Details]

New Year's Interview with Shi Fangmin, Founder and CEO of Gutaiwei: In 2022, the local IC industry will face a "big test" With the acceleration of global digital transformation and the outbreak of ...[Details]

1. Overview of serial communication technology Popular definition of serial communication: One bit is sent one bit at a time (relative to parallel), of course, through bit synchronization frame s...[Details]

On October 13, Yutong Optics disclosed its performance forecast for the first three quarters of 2021, and it is expected that the net profit attributable to shareholders of the listed company in the ...[Details]

0 Introduction The power supply for a certain telecommunications equipment requires an input of AC 220V, with four DC outputs of 5V/6A, 12V/4A, -12V/0.3A, and 24V/4A. It is also required to have an ...[Details]

1. No display on the electromagnetic flowmeter 1. Check whether the power is on; 2. Check whether the power fuse is intact; 3. Check whether the power supply voltage meets the requirements. 2. El...[Details]

Rechargeable lithium-ion batteries are considered the most promising next-generation battery technology due to their long life, high specific power and energy density. However, with the growing deman...[Details]

Due to the limitations of car shape and layout, if the car radar cannot avoid the direct impact of the low-speed collision pendulum, it is easy to be damaged by the collision.   Based on the equivale...[Details]

Example of using other MCUs to perform serial port ISP download on STC15 series microcontrollers (equivalent to opening the STC ISP download protocol)   Example of using other MCUs to perform...[Details]

introduction   　　Intelligent sensors, which are composed of sensor technology, communication technology and computer technology, have attracted people's attention in process control and signal mo...[Details]

In the voltage-stabilized power supply, the main components are power semiconductor devices, such as power transistors (GTR), power field-effect transistors (MOSFET), insulated gate bipolar transis...[Details]

LCD display backlights, general lighting fixtures, street lights, etc. require multiple high-brightness LEDs to be driven simultaneously. These LEDs need to be connected in series and parallel co...[Details]