The program is as follows. In the mouse header file driver, please help me find out where the problem is. *** WARNING L16: UNCALLED SEGMENT, IGNORED FOR OVERLAY PROCESS SEGMENT: ?PR?_MOUSE_SEND_DATA?M...
Experts please help me analyze this: I use 123 chips to make an RF data logger. When testing at -30-40 degrees Celsius, I found that the received data is incorrect. But the same instrument is normal w...
[backcolor=rgb(239, 245, 249)]I have a 20~40MHz sweep signal output, and I want to convert it into a constant current source output. How can I do this? I have tried using the integrated chips OPA861 a...
The product needs to reset the MCU in certain states during design. Huada MCU contains 7 reset signal sources. Each reset signal can make the CPU run again. Most registers will be reset to the reset v...
[align=left]This event has been awarded [url=https://bbs.eeworld.com.cn/thread-501220-1-1.html] Click here to view the award details [/url][/align] [align=left][color=#000000]The Olympics are here, th...
When the WDP500-2A plane grating monochromator is used to test the emission wavelength of a high-power laser diode at different currents, the matching of the laser diode has the disadvantages of lo...[Details]
0 Introduction
With the rise and continuous improvement of the solid-state lighting industry, light-emitting diodes (LEDs) have become an alternative lighting technology and are gr...[Details]
Among the many members of the single-chip microcomputer family, the MCS-51 series of single-chip microcomputers has occupied the main market of industrial measurement and control and automation eng...[Details]
From the previous section, we have learned that the timer/counter in the microcontroller can have multiple uses, so how can I make them work for the purpose I need? This requires setting the timer/...[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]
Introduction
Today, as IC (integrated circuit) has developed to a super-large scale, IC design based on IP (Intellectual Property) cores and their reuse are important means to ensure the ef...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]
Zarlink Semiconductor has developed an ultra-low-power RF transceiver chip for pacemakers, neurostimulators, drug pumps, and other such implantable medical devices. It has high data rates, low power c...[Details]
HL201A is a special thick film driver integrated circuit with a capacity of less than 75AGTR developed by Xi'an Power Electronics Technology Research Institute. The article explains the pin arrange...[Details]
1. Advantages of CAN-bus in coal mine communication
Coal mine production is a field closely related to the national economy and people's livelihood. Among them, coal mine safety is undoubtedly ...[Details]
(1) Open circuit voltage of the battery
(2) Internal resistance of the battery
(3) Battery operating voltage
(4) Charging voltage
Charging voltage refers to the voltage applied ...[Details]
Since the first rechargeable battery was invented in 1859, batteries have been developed for a century and a half. With the improvement of human science and technology and the advancement of manufa...[Details]
Introduction
The LED market has seen tremendous growth over the past few years. Advances in thermal dissipation, packaging, and processing have resulted in higher brightness, higher efficien...[Details]
A common problem encountered in electronic design is the testing of the transmission characteristics of the circuit under test (DUT). The transmission characteristics here include gain and attenuat...[Details]
Some experience we have accumulated when debugging a system using Keil C
1. Since Keil C does not support Chinese very well, the displayed cursor will be inconsistent with the actual cursor positi...[Details]
51mcu
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