-
On November 22, LG Chem signed an MOU with the U.S. state of Tennessee, and will invest more than US$3 billion to build the largest cathode material factory in the United States.
At the si...[Details]
-
Function of
the circuit
Voltage
Controlled
Amplifier (VCA) can adjust its gain by external DC voltage, so it can be used as a variable gain component of AGC amplifier and l...[Details]
-
Nowadays, portable gas detectors are widely used, especially in confined space operations. Whether it is an all-in-one or single gas detector, the following matters should be noted during use. 1. ...[Details]
-
The digitally controlled DC current source designed in this paper can effectively reduce the output error caused by component aging, temperature drift, etc. The output current is adjustable from 20mA ...[Details]
-
pc:Centos5.4
Kernel: Linux 3.0.1
Development board: ok6410
Cross compiler: arm-linux-gcc 4.4.1
LCD Driver
How to write LCD driver?
1. Allocate an fb_info structure: fr...[Details]
-
1. Clock Tree As we all know, the clock system is the pulse of the CPU, just like a human heartbeat. So the importance of the clock system is self-evident. The clock system of STM32F4 is relatively...[Details]
-
As shown in the figure above: Small page Nand capacity = 528B * 32 pages * 4096 blocks = 528M bits. 512M bits are available. That is 64M. The picture below is a screenshot of the original English pd...[Details]
-
According to blogger @数码闲聊站’s news today, the engineering version of a new Redmi phone was exposed. The phone will focus on high cost performance, support 120Hz high refresh rate, have a 5000mAh batt...[Details]
-
;************************************************;
;Experiment name: Two-digit digital tube static display 0-99 experiment ;
;Author: Long Yi ...[Details]
-
// Compile the kernel
cd /home/guoqian/4-3-1/linux-2.6.29
make disclean
cp config-mini2440 .config
make menuconfig ARCH=arm
make uImage ARCH=arm CROSS_COMPILE=arm-linux-
// ...[Details]
-
In the field of automotive electronics, passive crossover networks are widely used, especially in the field of coaxial speakers and split speakers. Passive crossover networks divide the signal outp...[Details]
-
0 Introduction
Wireless sensor networks are networks composed of multiple nodes with sensors, data processing units and communication modules. They have become a research hotspot in recent years be...[Details]
-
What is a servo motor?
A servo mechanism is an automatic control system that enables the output controlled quantities such as the position, orientation, and state of an object to follow any ch...[Details]
-
Contents The utility model belongs to the field of flow meters, and in particular relates to an integrated intelligent wedge-shaped flow meter. Background of the Invention The intelligent wedge flo...[Details]
-
I just learned STM8 and recorded how to solve the problems that occurred during debugging. The chip used is STM8S103F3P6. I am going to make a card swiping module, in which the delay function is im...[Details]