I downloaded wince5.0 in flash, and found that many modules were running in flash when running. The speed was very slow and I couldn't debug. I have added CONFIG COMPRESSION=ON KERNELFIXUPS=ON in conf...
From New Year's Eve to the sixth day of the Lunar New Year, I turned off my phone and refused to receive any text messages or phone calls. I ignored the replay of the Spring Festival Gala and didn't e...
1. The Rom Bootloader (RBL) started by DSP only accepts the Boot table file format. The compiled elf or coff (.out) file needs to be converted into the boot table format before it can be used. The con...
I'm preparing for high-frequency questions recently. I've searched a lot of op amp materials online but couldn't find a chip that can handle (amplify and transform waveforms) around 100 MHz. Can anyon...
I wrote a very simple program on MSP430F122, and I want to use the timer to control the LED light and flip the LED pin after a period of time. But I found that I could not enter the timer interrupt. I...
Entering the information age after the millennium, the huge demand for semiconductor chips has made China the world's largest semiconductor market. According to relevant data, the scale of my count...[Details]
On April 20, Alibaba Group announced that it would acquire
the
chip
company Zhongtian Microelectronics and invest in six
chip
companies. Yesterday, JD.com CEO Liu Qiangdong said in a...[Details]
China Energy Storage Network News:
According to reports, in order to reduce carbon emissions, a group of Japanese technology and energy companies are launching a pilot project that aims to al...[Details]
1. Principle 1. Infrared emission protocol The infrared transmission protocol has been written in the previous article , so I will not repeat it here. 2. Timer counting and input capture A timer...[Details]
1. Problem When developing STM32 with IAR, I found that I could not print floating point numbers by redirecting printf to the serial port. The code is as follows: The output is as follows: It can...[Details]
1. Purpose In actual product release, if the program stored in the MCU Flash is not protected, some illegal companies may read the program in the Flash through an emulator (J-Link, ST-Link, e...[Details]
The update interrupt initialization configuration of the stm32 advanced timer TIM1 is not much different from that of the ordinary timer. What needs to be paid attention to is the configuration of TI...[Details]
Using Systick timer to achieve delay 1. SysTick timer characteristics The SysTick timer is a 24-bit down counter, that is, when vlue is decremented to 0, an interrupt is triggered and the load va...[Details]
The goal of this article is to build a TCP client based on the previous project that can ping the PC, and can actively send data to the PC, and can also send and receive data with the PC, and display...[Details]
A few days ago, Hanergy Chairman Li held a grand launch of Hanwa new products, which once again attracted the attention of the mass media to the development of photovoltaics. The unique Hanergy has gr...[Details]
Nowadays, everyone is saying that "technology is people-oriented". The essence of the development of technology is to serve the improvement of the quality of life of human beings. Automated driving...[Details]
What is SYSTICK: This is a 24-bit system tick timer, SysTick, with automatic reload and overflow interrupt functions. All microcontrollers based on the Cortex_M3 processor can obtain a certain time ...[Details]
From small households to large enterprises, energy consumption has always been a concern for everyone. The energy consumption of Chinese enterprises has always been high, and the country has also wor...[Details]
The article is written for LPC2148, but it is also applicable to Samsung's 44B0 chip. You only need to select S3C44B0 as the corresponding CPU when selecting it. JLINK debugging experience un...[Details]
Embedded System
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