I want to make a circuit to drive a relay, but I don't know how to choose the transistor. I tried 8550 but it doesn't work. What transistor should I choose? The relay coil resistance is about 75 ohms,...
I have been busy with my graduation project recently. I applied for samples from Ti's official website. But Ti actually put the chip in foam when shipping. So the first chip turned out like thisA row ...
[i=s] This post was last edited by Xin Xin on 2018-5-3 16:37 [/i] [b][color=#ff0000]Too many opinions~[/color][/b] I have been chatting with Linzi on QQ recently. I heard that she is worried about the...
Ultrasonic tooth cleaning machines have been widely used in the medical field. Most ultrasonic tooth cleaning machines used at home and abroad now use analog oscillation circuits. There are the follow...[Details]
A biped robot joint constructed by pneumatic artificial muscles is introduced. The joint uses the flexible characteristics of pneumatic artificial muscles to effectively control the impact of the la...[Details]
This issue will briefly introduce the test related to spectrum - occupied bandwidth.
Definition: Occupied bandwidth refers to the bandwidth corresponding to 99% of the total transmitted power, cent...[Details]
0Introduction
In oil drilling, accurate measurement of wellbore posture is the premise of wellbore trajectory control. To this end, this paper fully combines the advantages of single-chip ...[Details]
introduction
Controller Area Network (CAN) is a bus standard proposed by Bosch of Germany to solve the information communication between automotive electronic control units. With its exc...[Details]
According to In-Stat/MDR, the number of mobile phones with Bluetooth capabilities will reach at least 300 million by 2005. One of the clear evidences of the increasing adoption of Bluetooth is that...[Details]
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data,...[Details]
Fieldbus is an open, digital, multi-point communication control system local area network, and is one of the most promising technologies in today's automation field. CAN bus is a hot application in fi...[Details]
Most blood glucose meter implementations include some consumables such as test strips or chemical reagents, and the key to the operation of such equipment is to ensure that these test strips are re...[Details]
Low-frequency induction communication is to generate a certain alternating current in the transmitter after the data to be transmitted is modulated by a low-frequency carrier, amplified by the...[Details]
1 Introduction
The DVB-S digital satellite live broadcast system standard is designed to meet the bandwidth of satellite transponders and the transmission characteristics of satellite sign...[Details]
0 Introduction
IIR filters are not easy to make into linear phase, but FIR filters can be made into linear phase as long as certain conditions are met. The requirement for linear phase is ...[Details]
0 Introduction
With the improvement of the automation level of industrial production in my country, more and more equipment needs to be monitored, operated and maintained in the field....[Details]
Preface
DS18B2 is generally used in conjunction with a single-chip microcomputer, and there are few reports on the interface between DSP and DS18B20. Therefore, this article introduces in deta...[Details]
0 Introduction
The aging process of the world's population is accelerating. In the next 50 years, the proportion of people over 60 years old is expected to double. The number of disabled p...[Details]
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