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An electric iron is an object with a large thermal inertia. If the iron is already in a stable high temperature state, interrupting the power supply for a few seconds and then supplying full voltage ...[Details]
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introduction
As the speed of trains increases, the Ministry of Railways plans to gradually cancel ground signal machines and only use onboard signal systems in future train operations, which is...[Details]
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1. Experimental Environment
1.1 Virtual Machine Environment
a) Vmware版本：Vmware Workstation 12.5.7
b) Ubuntu version: 9.10
c) Kernel version: 2.6.31.14
d) Toolchain version:...[Details]
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Introduction: AVR MCU General I/O Design Considerations 1. The data register PORTx and the data direction register DDRx are read/write registers, while the port input pin PINx is a read-only regist...[Details]
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Many applications require analysis of collected data. For example, an engineer may need to monitor the temperature of a thermostat to verify that the PCB is operating within a predetermined range. ...[Details]
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introduction
As an actuator, the proportional solenoid is one of the key products of mechatronics and is widely used in various automatic control systems. The proportional solenoid ...[Details]
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1 Introduction
The flashlight device introduced in this article is an auxiliary lighting device when the camera on the highway captures the speeding vehicle. According to the requireme...[Details]
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1. Single color running light test Hardware preparation: 1 8P DuPont line Wiring instructions: Use an 8P DuPont line to connect P019~P026 of the ARM core board to JP15 of the single-color water lig...[Details]
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1. Issues regarding step-down voltage regulation systems with wide or high input range and low power output
Generally speaking, switching regulators are often used to reduce unstable wide...[Details]
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//＃i nclude "STC89C51.h"
//＃i nclude intrins.h
#define ERROR 0
#define OK 1
#define WAIT_TIME 0x00 //mcu clock 40mhz
//#define WAIT_TIME 0x01 //mcu clock 20mhz...[Details]
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(1) Description of AD data acquisition program 1) Brief description of the process Use the 10-bit AD in the C8051F32X chip to collect 256 data (each data is 10 bits, occupying 2 bytes) an...[Details]
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The names of the precision full-wave circuits in the figure are purely personal names; unless otherwise specified, the gain is designed as 1.
Figure 1 is the most classic
circuit
...[Details]
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Typical application circuit of LM369
The figure shows the typical application circuit of LM3968. Vc=1.25V(R1|R2)/R|Iadj R2, where the typical value of IAD1 is 50UA. R1 and R2 should use low-temp...[Details]
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In one of my products, there are two chips, AVR and PIC, at the same time. When AVR drives the relay, then drives the contactor. PIC is used for display. I found that PIC actually has a little interfe...[Details]
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The microprocessor implements load management by controlling the operation of the power supply, as shown in Figure 1. There are N power supplies in Figure 1, and each power supply carries a load (the...[Details]
GD32 MCU
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