[p=30, null, left][font=宋体][font=Verdana][size=4][color=#000000][b]In the design of optical transmitter module, using laser driver to drive high-speed laser diode to emit light is the core of the whol...
Please write a C function that returns 0 if the processor is Big_endian; if it is Little_endian, it returns 1. (Tip: How Big_endian mode and Little_endian mode store operands)...
Today, my teacher brought me an air purifier that he bought from Japan. The reason is that he plugged the voltage into 220V by mistake. I wonder if any forum friends have similar experience? Is there ...
I used this development board a long time ago and it seemed to be fine. I also did the serial port experiment. But when I used it again today, I found such a serious problem. [/color] [color=#252525]T...
I want to get voltages of plus or minus 15V and 5V, and use a linear chip to stabilize the voltage to get plus or minus 15V and 5V. If the AC power 220 is converted to 24V (switching power supply), an...
[i=s]This post was last edited by jinglixixi on 2020-12-25 18:00[/i]The previous article introduced using STM32L452RE to drive the OLED screen, but its screen is relatively small. This time, it will b...
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]
The above is to use MB1404 as a stereo composite signal transmitter. You can use the internal high-frequency amplifier and oscillator or not! According to my experience, I still recommend beginners...[Details]
Against the backdrop of global warming, energy conservation and emission reduction have become a global hotspot and focus, which has also sounded the clarion call for the take-off of the LED lighti...[Details]
Cars equipped with xenon headlights are already common on the road. Whether they are standard equipment on high-end cars or embellishments on modified cars, xenon lamps are gradually becoming a sym...[Details]