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Label: ＦＩＮＴ Function: floating point rounding function
Entry condition: The operand is in .
Exit information: The result is still in .
Affected resources: PSW, A, R2, R3, R4, bit 1FH Stack requirem...[Details]
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2. Hardware Platform 1. Platform resources The processor of the TQ2440 development board is the Samsung S3C2440A microprocessor based on the ARM9 core, with a main frequency of 400MHz and a maxim...[Details]
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The program process is very simple. After the system is powered on, LED0-LED3 will light up and LED4-LED7 will go out. When SW8 is pressed for the first time, LED4-LED7 will light up and LED0-LED3 ...[Details]
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There are seven addressing modes for MCS-51 instructions:
1. Immediate addressing - the operand appears directly in the instruction. The operand can be #da ta or #da ta16
MOV A,#da ta
...[Details]
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The driving LED lights in the previous blog experiments belong to the GPIO output control. This chapter will further consolidate the GPIO output control of I.MX6U. There is an active buzzer on the I....[Details]
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The article "MOSFET Die Temperature Estimation" has analyzed the loss types of MOSFET in detail. The most important power losses are switching loss and conduction loss. Today we will talk about the m...[Details]
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// Initialize the millisecond unit void Timer_Init() { TIM1_PSCRH = (unsigned char) ( ( (F_CPU / 1000) - 1) 8); /* 16M system clock is pre-divided by f=fck/(PSCR+1) */ TIM1_PSCRL = (unsigned char) (...[Details]
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The core of embedded systems is embedded microprocessors and embedded operating systems. The hardware core of early embedded systems was various types of 8-bit and 16-bit single-chip microcomputers...[Details]
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1. Introduction
Digital isolators are commonly used in industrial control systems where downtime is costly and reliability is a top concern for equipment providers in this market. Datasheet ...[Details]
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1 Introduction
With the rapid development of communication systems and networks, the security and reliability of data communication, processing and storage are increasingly required. The d...[Details]
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0 Introduction
CAN-bus (Controller Area Network) is one of the most widely used field buses in the world. CAN-bus was originally designed as a microcontroller communication tool in the automo...[Details]
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Recently, the China Patent Announcement Network of the State Intellectual Property Office showed that SAIC Motor Corporation has disclosed a new technology patent named "An automatic parking control ...[Details]
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At present, there is a large gap between the technical level and capability of network product testing in my country and that in the world. The design of protocol consistency testing products mostl...[Details]
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1 Network management system based on server and IE browser
The network management system based on server and IE browser mainly consists of three parts: one is the network device. Guangzhou Zhi...[Details]
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On October 25, Shandong Power Exchange Center issued the sixth announcement on the application for registration of virtual power plants. Shandong Power Exchange Center conducted an integrity check ...[Details]
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