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#include “linux/module.h“
#include “linux/kernel.h“
#include “linux/errno.h“
#include “linux/string.h“
#include “linux/mm.h“
#include “linux/slab.h“
#include “linux/delay.h“
#includ...[Details]
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cutting edge
The method of using magnetic tape to record, store and restore analog voice signals has a long history. Electronic products based on this method can be seen everywhere. Moreover, the...[Details]
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When using an external clock, modify the default configuration in stm32f4xx_hal_conf.h according to the actual size of the external crystal oscillator used: #if !defined (HSE_VALUE) #define HSE_V...[Details]
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Preface If we want to understand how a microcontroller runs a program, we first need to understand the composition of the microcontroller. Here we take the 80C51 microcontroller as an example to unde...[Details]
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Author: Ross M. Fosler and Rodger Richey Microchip Technology Inc. Translator: Zhuying Linux WRITING CODE The bootloader operates as a separate entity, which means that ...[Details]
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1 Introduction Diesel engines are reciprocating machines, and their exciting force mainly comes from the inertial force generated by the periodic motion of the piston-crank mechanism and the periodi...[Details]
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1.0, Touch screen and LCD The touch screen and LCD are two independent screens, but there is a correspondence between them. Simply put, a coordinate point on the touch screen corresponds to a pixel...[Details]
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Aiming at the purpose of realizing
dual-mode control of the
traffic light
system. The software part of the circuit is designed by programming in C and the hardware part of the circuit is...[Details]
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Analog to Digital Converter (ADC) The 10 bit incremental Analog to Digital Converter (ADC) enables sampling of up to 8 external signals through a front-end multiplexer. The ADC has configurable input...[Details]
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Abstract: This paper describes the floating point storage byte order problem encountered in the process of porting embedded GIS software from X86 platform to ARM architecture platform, and analyzes...[Details]
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Mode 0 of the four working modes of the serial port is the shift register working mode, which is mainly used to expand parallel I/O and is not used for serial communication. Modes 1 to 3 of the ser...[Details]
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Warning: L6305W: Image does not have an entry point. (Not specified or not set due to multiple choices.) Add the startup code and comment out main, and you will see solve In the Linker-Misc contr...[Details]
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Simulate I2C to read the date and time in the clock chip PCF8563 #define SCLK_Clr() GPIO_ResetBits(GPIOD, GPIO_PIN_1) // Clock signal of SDA IIC interface #define SCLK_Set() GPIO_SetBits(GPIOD, GP...[Details]
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0 Preface This paper introduces a design of a shared high-speed memory module. This high-speed memory can realize data exchange between multi-core processors while occupying a small circuit area. Co...[Details]
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Design of digital automatic leveling control system based on CAN bus
With the development of microelectronics technology and the reduction of costs, digital control systems have been more a...[Details]
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