Retail businesses of all types—from grocery stores to hardware and consumer electronics stores—are rapidly adopting electronic shelf labels, which retailers place on retail shelves to update product i...
The error output PIN FAULT_B of this IC is an open drain output. Does anyone know what Hiz means? I searched the entire manual and there is no explanation....
[i=s]This post was last edited by Jackzhang1992 on 2015-4-17 11:04[/i] [align=center][font=宋体](2)[/font]PS2[font=宋体]keyboard[/font][/align][align=left][font=宋体]1. Old computers all use keyboards with[...
Part-time MCU development 1. Have sufficient free time to undertake MCU development projects in Zhongshan, Zhuhai, Guangzhou, Shenzhen, Huizhou and other places. Have many years of experience in MCU p...
CMOS: When a resistor of any value is connected in series at the input, the input will present a low level. Comparison between TTL and COMS circuits: 1) TTL circuits are current-controlled devices, wh...
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
The emergence and development of street lamps are inseparable from the prosperity and progress of cities, which makes street lamps useful. Conversely, street lamps also make the night of the city n...[Details]
Dual Tone MultiFrequency (DTMF) signaling is gradually being used in push-button telephones around the world. It quickly replaced the dial pulse signaling used in traditional rotary phones because ...[Details]
Voltage hysteresis is a characteristic of lithium-ion battery and the basis of its existence. The principle is as follows: the thionyl chloride electrolyte of the battery is a strong oxidizing chem...[Details]
Improving the coordination of material handling and internal transportation between departments in modern factories is an important measure to achieve full automation of production. Traditional mat...[Details]
1 Introduction
With the rapid development of the national economy, AC motors have played an extremely important role in industrial production. As the main traction motor in various industries,...[Details]
1. What is the difference between the continuous output power and the peak output power of a power inverter?
Continuous power and peak power differ in the meaning they express.
Continuous...[Details]
1. Introduction
Power flow calculation is the basis for studying steady-state problems of power systems. Since the application of computers to calculate power flow distribution in power sy...[Details]
1. Fieldbus Technology
The blast furnace gas washing system is to purify the gas recovered from the blast furnace through the washing tower and then send it to the user. The original conve...[Details]
0 Introduction
With the continuous progress of science and technology, industrial control systems are developing towards openness, digitization, intelligence, distribution and networking. Field...[Details]
The ISL97691 is Intersil's highly integrated 4 channel LED driver for single cell Li-Ion battery operated mobile displays requiring analog dimming, and for 3D mobile display applications. It drives fo...[Details]
1. Reliability and lifespan
The expected lifespan of an LED is 50,000 hours, compared to 20,000 hours for a halogen lamp and 3,000 hours for a tungsten incandescent lamp. Compared to incandes...[Details]
RF/Wirelessly
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