[size=5]I have made a finished work, engraved a photo of my girlfriend onto the copper clad board. First, I used PS to process the photo into black and white, and saved it in bmp format. Then I used t...
[align=left][font=宋体][b]MSP430[/b][b] Single-chip CAN bus development board[/b][/font][/align][align=left][font=宋体][color=#000000] [/color][/font][/align][align=left][font=宋体][color=#000000]1. Electri...
The os is wince5.0, using KernelIoControl to dynamically associate interrupts. There is a global variable volatile INT CalibrationState that indicates the calibration status. In the TouchPanelReadCali...
Attached is the original quantity, debugged and passed. STK500 crystal oscillator 11.0592 speed [img]http://www.ouravr.com/bbs/bbs_upload23560/files_8/ourdev_184969.JPG[/img]...
[i=s]This post was last edited by goodbey155 on 2018-9-25 11:57[/i] [align=left][font=宋体][size=4][color=#000000][b]Title[/b][/color][/size][/font][/align][align=left][font=宋体][size=4][color=#000000]Re...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
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]
As cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[Details]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
Aromatic gases are widely present in food, medicine, cosmetics and various daily chemical products, such as snacks, liquor, spices, Chinese herbal medicines, plasters, perfumes, soaps, shampoos, et...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]
Abstract: Aiming at the needs of coal-rock acoustic emission signal monitoring system, a data acquisition circuit with 24-bit resolution and 16-channel synchronous data acquisition function is desi...[Details]
Currently, each country is developing its own USB interface
charging specifications
, which leads to a major problem that a USB interface
charging
device manufactured in one country...[Details]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
Temperature compensated quartz crystal oscillator (TCXO) is widely used as a high-precision frequency source in communication systems, radar navigation systems, precision measurement and control sy...[Details]
DIY/Open Source Hardware
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