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2017 has passed quickly, and 2018 has arrived. I hope to continue to move forward in the new year and not forget my original intention. I would like to set a flag for myself through the forum. 1. Cont...
【STM32F3 Discovery Study Notes 2】I got the discovery of stm32f3 last week and started to study immediately. stm32f3 is the latest cortex-M4 chip of ST company, so there are few development boards for ...
The so-called front-end storage is a storage component built into the front-end device of the network video surveillance system (such as a network video encoder or a network camera), and the front-end...
The rc6 and rc7 pins of the RC port have been used on the LCD. I now want to use serial communication, so I also need to use the rc6 and rc7 pins. How can I do it? It is definitely not possible to dir...
The NuMicro MG51 series brings enhanced I/O flexibility, analog precision, and EMI protection to industrial applications.
Nuvoton Technology recently released the NuMicro MG51 series, ...[Details]
Specific implementation functions
(1) The first line of the LCD1602 displays the current light value, and the second line displays the current temperature and humidity values. (2) The upper an...[Details]
1. First of all, we only talk about the application here, not the specific principles.
To drive a segment LCD, you need to know how to adjust the duty cycle. For example, a 1/4 duty cycle requ...[Details]
Led can be used as a tool for me to debug the program.
OK6410 core board schematic diagram: Partial screenshot of LED:
We know from the schematic diagram above that LED1-4 correspon...[Details]
1 The role and working principle of watchdog
1.1 The role of watchdog
When an embedded control system receives external interference or system errors during operation, the program may "ru...[Details]
Overview of arm and its basic programming model
Versions and naming methods of
arm architecture Features of the 6 versions of
arm architecture Variants of the arm
system
1 thum...[Details]
1. Download the yaffs2 source code
Use Git to download the yaffs2 source code:
cd ~/S3C6410_dir
git clone git://www.aleph1.co.uk/yaffs2
will download the yaffs2 source code to th...[Details]
Documents involved
/etc/init.d/rcS: The script file that will be started after booting up, which will set global variables, mount files, create directories, and start some scripts and processe...[Details]
1. ARM machine code
Disassembling the elf format file can get the machine code of the corresponding assembly file:
arm-linux-objdump -D -S start.elf
For machine code analysis, ...[Details]
1. Configure arm-linux-gcc 4.3.1 on the VMWare virtual machine;
2. Download the thttpd software package and unzip it;
3. Run in the thttpd root directory: ./configure;
4. Modify the Mak...[Details]
Cross Toolchain
Cross-compilation: compile on machine A and run on machine B. The two machines have different machine instructions.
Tool chain: generally consists of a compiler, lin...[Details]
Section 1 S5PV210 ADC
The S5PV210 ADC can support 10-bit and 12-bit. It supports 10 inputs and then converts the input analog signal into a 10-bit or 12-bit binary digital signal.
Under a 5...[Details]
The schematic diagram is shown in the figure:
Check the user manual to get:
Program example: (see "Code download link" for complete code)
1. Polling...[Details]
ADI Reference Circuit
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