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In 2019, the automotive market was mixed. What worried manufacturers was that the increase in the number of vehicles was declining. What pleased electronic component manufacturers was that with the i...[Details]
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First is the 2440 storage controller:
For now, regardless of whether it is booted from nand or nor, because I am only concerned with memory, from the above figure, you can see that the a...[Details]
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1. Serial communication
The ATmega16 microcontroller has a full-duplex universal synchronous/asynchronous serial transceiver module USART, which is a highly flexible serial communication device. Its ...[Details]
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Introduction to recipe related instructions
The recipe function mainly uses four instructions. READ_DBL and WRIT_DBL are used to read and write recipe data blocks. RecipeExport and RecipeImpor...[Details]
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Lu Weibing updated his Weibo and revealed that he had "changed his phone", with the tail showing "Xiaomi phone". It is almost certain that Lu Weibing has officially used Xiaomi 12. Previously, he u...[Details]
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I have just come into contact with STM8 microcontrollers. I have been developing under Linux before. I was a little confused for a while, so I recorded some of my learning process, hoping to help lay...[Details]
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Recently, there is new news about the Hongshun Silicon-based Semiconductor Materials Project in Dafeng District, Yancheng City. It is reported that the total investment of the project is 3 billion yu...[Details]
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Over the past few years, the number of portable devices such as laptops, mobile phones, and multimedia players has grown significantly. These devices with more features and functions require more powe...[Details]
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An announcement of suspension of sales stirred up the education market that had been silent for a long time.
In December 2023, DJI’s “STEAM Education” official website suddenly announced t...[Details]
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Measuring liquid level and controlling temperature, these two complementary functions can be completed by a suitable combination of integrated circuits. This circuit monitors the temperature of the l...[Details]
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;-------------------------------------------------------------------- ; ; 1-wire device access ;DS2430 ;memory function ;write scratchpad ;read scratchpad ; ;read memory : ; resource occupy by ICD2 ...[Details]
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Both socs are arm920, cpuid is 0x41129200, and many register settings are the same, but if you want to directly use the bootloader and kernel of 2410 on 2440, it will definitely go wrong.
There are m...[Details]
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#include reg52.h #include "./delay/delay.h" sbit SCL = P2^0; sbit SDA = P2^1; bit ack = 0; unsigned char flag = 1; #define LCDPORT P0 #define LCD_WRITE_DATA 1 #define LCD_WRITE_COM 0 sbit RS = P2...[Details]
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Traditionally, electrical signals are viewed in the time domain using an oscilloscope. The time domain is concerned with the characteristics of electrical signals: recovering the relationship betw...[Details]
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The ARM processor startup process involves three aspects of knowledge:
Startup method
Address layout
Start the process
The boot process of the S3c2440 ARM ...[Details]
Linux and Android
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