[img]http://i1.sinaimg.cn/ent/v/m/2008-01-04/U1145P28T3D1862163F326DT20080104101916.jpg[/img] Zhao Benshan □ Morning Post reporter Peng Ji During the process of reviewing the script with Song Dandan, ...
[i=s] This post was last edited by Lan Yuye on 2015-3-19 16:55 [/i] [LPC54100] Human-machine interface transplantation grlib Configure LCD for LPC54102 to realize human-machine interface Considering l...
When sending data through the serial port on the arm+linux platform, you must sleep() after writing to send it successfully. Otherwise, an error code will be generated in the middle of the data. When ...
I imitated the development board of S3C2410a, made a baseboard according to my needs (the core board inserted on it was not made), drew the PCB, and only used the power supply, serial port and LCD scr...
[i=s]This post was last edited by tiankai001 on 2018-2-11 11:07[/i] [align=left][color=rgb(34, 34, 34)][font="]The electrical control circuit is mainly composed of buttons, relays, contactors, etc. It...
Please help me choose a speed sensor that can output counting pulses and preferably has a working voltage of 5V. Thank you very much! ! It should be selected from photoelectric sensors, a general one ...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
1. Principle of displacement angle sensor
The angle sensor is used to detect angles. It has a hole in its body that fits the LEGO axle. When connected to the RCX, the angle sensor counts once ...[Details]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
AD8205 is
a single-supply high-performance differential
amplifier
launched by
Analog
Devices of the United States
. The typical single-supply voltage is 5V, and its common-mode volta...[Details]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
Corelink Semiconductor has launched the CL1100-based 5-7W E27 LED lighting driver system solution DB2. This driver module meets the requirements of small size (L×W×H=5.1cm×2.1cm×1.8cm), low standby...[Details]
LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]