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The previous two sections described the Flash storage structure and Hex format of dsPIC33E. Next, we will start to describe how to write the Bootloader lower and upper computers. This section descr...[Details]
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introduction
Linux is a very popular operating system that is compatible with UNIX systems and has open source code. It was originally designed as a desktop system, but is now widely used in embedd...[Details]
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Generally, the MODEM communication of a single-chip microcomputer requires two background knowledge, one is the AT command set, and the other is the Universal Asynchronous Receiver Transmitter (UART)...[Details]
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On March 2, 2021, a digital blogger revealed that Wu Dezhuo, president of ByteDance's New Stone Lab, had resigned and joined Sharklet. In response, Wu Dezhuo said the revelation was true. Wu Dezhou...[Details]
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AD conversion thermistor sensor detection AD value software design main.c function /* Experimental phenomenon: After downloading the program, the first 4 digits of the digital tube display the AD va...[Details]
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The instructions received by the microcontroller from the serial port are generally strings. If we use strncmp to compare whether they are instructions in our instruction set, it is not case-sensitiv...[Details]
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The following figure shows an ultrasonic chroma delay line circuit. DL in the circuit is an ultrasonic chroma delay line. VT1 is a chroma signal F delay amplifier, VT2 is a red difference signal comp...[Details]
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.H file preprocessing typedef unsigned char INT8U; //0~255 typedef signed char INT8S; //-128~127 typedef unsigned int INT16U; //0~65535 typedef signed int INT16S; //-32768~32767 typedef unsigned lo...[Details]
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In the existing block-based video coding and decoding systems, when the bit rate is low, there are always block effects, and this is also the case in the new video coding standard H.264. There are two...[Details]
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What is a thermal printer
Thermal Printer Pictures
The principle of thermal printer is to cover a light-colored material (usually paper) with a transparent film, and the...[Details]
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1 Introduction Embedded systems are widely used in various fields. One of the most common applications is embedded Linux intelligent terminal devices. In view of the application characteristics o...[Details]
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The first large-scale 5G patent dispute - Ericsson and Samsung's lawsuit against each other is unfolding around the world. It has only been six years since the last patent war between the two sides ...[Details]
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When the input voltage is lower than the minimum voltage required for normal operation, a shutdown operation is required. Under this condition, the power supply will enter the "locked" mode, that is,...[Details]
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#include "timer.h" #include "led.h" //The crystal oscillator is 8MHZ, and the default CPU frequency is 9 times. //General timer 3 interrupt initialization //The clock here is selected to be twice tha...[Details]
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The auto-coupling step-down starting control cabinet is a commonly used motor starting device. It uses an autotransformer to reduce the starting voltage of the motor, thereby reducing the starting ...[Details]
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