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Development platform: iTOP-4418/6818 development board To modify the 4418 & 6818 screens, you need to modify the uboot and kernel respectively. First, modify the uboot. 1. First enter the Android...[Details]
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Yesterday, the Chinese version of the Samsung Galaxy Note10 mobile phone has passed the 3C certification of the China National Quality Center. The device model is SM-N9700, which is a TD-LTE digital ...[Details]
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ARM assembly has ldr instruction and ldr, adr pseudo-instructions, they can use label expressions as operands. The following will illustrate their differences by analyzing a piece of code and the cor...[Details]
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1. Choose the installation location reasonably
A good installation location is very important.
The place where
the UPS
is placed
must have good ve...[Details]
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Two methods of speech recognition
Through Microsoft's SAPI, not only can speech synthesis TTS be realized, but also speech recognition SR can be realized. Below we will introduce and post the ...[Details]
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Mouser Electronics, an electronic component distributor focused on introducing new products to drive industry innovation, announced that the second episode of the "Mouser and Your Experts" live serie...[Details]
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This chapter will help readers write efficient C code on ARM processors. Some of the techniques covered in this chapter are not only applicable to ARM processors, but also to other RISC processors. T...[Details]
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State Grid Corporation of China recently issued Document No. 1 of 2020, "Opinions of State Grid Corporation of China on Comprehensively Deepening Reforms and Striving for Breakthroughs" (hereinafte...[Details]
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According to South Korean media reports, global memory prices plummeted by 9% due to the supply cut to Huawei. The report mentioned that statistics showed that as of the end of October, the fixed t...[Details]
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Servo control method
There are three control modes: speed control, torque control, and position control. Speed control and torque control are both controlled by analog quantity, and position...[Details]
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1. Detect low-power crystal diodes
A. Identify the positive and negative electrodes
(a) Observe the symbol on the shell. The diode shell is usually marked with the symbol of the diode. The end wit...[Details]
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The oscilloscope is a very common instrument used in our work. Many people say that the oscilloscope is too complicated and they don’t know how to use it. Today I will ask you to learn how to use the...[Details]
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---------------------------------Reference, TCK (0-1024℃) resolution: 0.25℃
TC77: Resolution 0.0625°C
#include pic.h
#define CS RC2
void initPORT();
void initMSSP(...[Details]
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51 MCU Common Development Tools Hardware tools: soldering iron, multimeter, dual-trace oscilloscope, logic analyzer, DC regulated power supply, etc. software tools: Keil: It is best to choose v...[Details]
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6410 Development Board:
1.uboot entry:
To see the entry of the uboot project, first open the Makefile in the top-level directory:
The development boards supported by Uboot will...[Details]
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