After thinking for a long time, I don't know where to post it... I think I'll post it here... It's still necessary to learn ALLEGRO, so that you don't sit there in a daze when foreigners discuss this ...
Among them, there is a six-choice multi-channel analog chip select circuit on my baseboard. The six analog signals pass through the chip select chip, and only one is output, which is input to B7 of th...
I have a virtual serial port driver and the corresponding inf file. In the control panel, I can install it successfully through "Add Hardware" (XP system). I want to write my own installation program ...
[align=left][color=#000]I need help. I have a board with an AD7938 chip in Zone0 of the XINTF of the 28335 chip. I want to write data to the AD register through XD0-15. [/color][/align][align=left][co...
A large European company engaged in the development of digital mobile TV, broadband network and other products is recruiting hardware engineers, senior hardware engineers, and leaders. Job responsibil...
RT school project, the part that is hard to explain is the part from sound collection to uploading with 2430. Please tell me how to implement this function on a handheld device. (For example, the choi...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
The future energy storage hotspot is not coal or iron ore, but lithium. This lightest metal in nature may be the heaviest resource in the future energy landscape. China launched an ambitious electr...[Details]
Button cells (also called button cells) are those batteries with equal or larger diameter and height. The current size range of alkaline button cells is specified as follows: diameter 4.8mm-11.4mm,...[Details]
Since the emergence of electronic system noise reduction technology in the mid-1970s, the Federal Communications Commission of the United States in 1990 and the European Union in 1992 proposed regu...[Details]
Binary translation is a technology that directly translates executable binary programs, and can translate binary programs on one processor to execute on another processor. It makes it easy to...[Details]
Usually, indoor lighting is controlled by a switch button. This article introduces a self-controlled lighting circuit, which does not require manual operation, is energy-saving and convenient, and is ...[Details]
The MIC3203 from Micrel
is a hysteretic buck, constant current,
high brightness LED
(HB
LED
)
driver
that provides an ideal solution for interior/exterior lighting, architectural and ...[Details]
The bus states of low speed and full speed require special attention and understanding. In low speed and full speed devices, the differential "1" is pulled to the ground by a 15 kΩ resistor, pulling D...[Details]
0 Introduction
Since its introduction in 1884, the Jacquard device of the Jacquard warp knitting machine has developed from mechanical to electromagnetic and now piezoelectric, namely the Piezo Jacq...[Details]
introduction
As batteries become more popular as a power source, an equally strong need has emerged to maximize the useful life of the batteries. Cell imbalance, or the mismatch in the sta...[Details]
0 Introduction
In the temperature matching of laser frequency doubling crystals, a very high operating temperature is sometimes required. During the crystal heating process, a rapid temperature chan...[Details]
1. Solution Design
Delta UPS products are shown in the table, where the N series (1~10kVA) and T series (10~150kVA) cover the entire micro, small, medium and large UPS.
Table Delta El...[Details]
PCB Design
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