DMA (Direct Memory Access) is a mechanism for fast data transfer. Its advantage is that once the controller is initialized and data transfer begins, DMA can be separated from the CPU and complete data...
[font=微软雅黑][size=3]Today is the first working day of 2019. A new year, a new beginning, a new atmosphere! [/size][/font][font=微软雅黑][size=3] [/size][/font][font=微软雅黑][size=3]We are no exception. [/size...
[i=s]This post was last edited by skyworth74 on 2022-10-21 23:07[/i]1. Brief introduction of the work (100-200 words)(Design name, work photo, function introduction, etc.)
This time, we participated i...
1. Select pin function -- PxSEL, PxSEL2PxSEL2 PxSEL pin function0 0 Used as IO port0 1 Used as the first function pin1 0 Reserved, refer to the manual of the specific model1 1 Used as the second funct...
[i=s]This post was last edited by serialworld on 2022-1-22 15:54[/i]The development environment is built using GNU Tools for ARM Embedded Processors (arm-none-eabi-gcc), mainly using startup files and...
Challenges
Current processor, graphics and storage systems use multiphase power solutions. These multiphase solutions provide the response and regulation performance of a very high swi...[Details]
Sensors are important sensing devices for smart home appliances. Gas sensors, as a mature sensor device, are currently only used in air purifiers, fresh air air conditioners and other fields in the...[Details]
Table of contents
1. Prototyping with LEGO MINDSTORMS NXT
2. Prototyping with iRobot Create
3. Prototyping with NI Single-Board RIO and NI CompactRIO
4. Prototyping with Mobile...[Details]
The figure below shows the logic circuit of the TTL NOR gate and its representative symbol.
As can be seen from the figure, the NOR logic function is an improvement on the structure of t...[Details]
China Energy Storage Network News:
On September 18, in addition to discussions on hot economic topics such as financial openness and artificial intelligence, the 2018 Tianjin Summer Davos For...[Details]
Abstract: In a PWM three-phase inverter, the dead time injected to prevent the direct short circuit of two power devices on the same bridge arm will cause a certain error in the inverter output vol...[Details]
Abstract: In some electronic systems, a DC offset voltage at the inputs will contribute a significant error to the output. This is especially true in high gain configurations. An offset adjustment cir...[Details]
The accuracy of the user's electricity consumption measurement method depends on the accuracy of the transformer and the meter. Contact IC card prepaid electricity meters have emerged, which have c...[Details]
The connection circuit diagram of STC89C52RC microcontroller module and DS18B20 is shown in the figure below:
Figure 1. Connection circuit diagram of STC89C52RC microcontroller module and DS18B20 ...[Details]
NVIDIA founder and his wife make gift to Oregon State University College of Engineering to promote science, climate and research.
Scott Ashford, a civil engineer who once used explosives to ma...[Details]
This article will show you two different ways to measure the conversion efficiency of a switching power supply. The first method uses a wattmeter and two multimeters; the second method shows how to m...[Details]
On the evening of February 24, OPPO Find X5 Pro Dimensity Edition was officially released. This is also the debut of MediaTek's Dimensity 9000 platform. With a running score of over one million...[Details]
In the design of DC-DC converters, when the input is equal to the output, if the conversion method when the input and output are not equal is still used, the conversion efficiency will not be imp...[Details]
Electric motors are used in elevators, food processing equipment, factory automation, robotics, cranes… the list goes on. AC induction motors are common in this application and are always driven ...[Details]
Huawei is in the middle of a global storm over 5G networks, as the United States has lobbied European countries to ban the use of Huawei equipment, saying its equipment has security issues. Despite t...[Details]
DSP and ARM Processors
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