Dynamic scanning drives 7 segments of 1.5-inch common cathode digital tubes (each segment has 2 cores connected in series), totaling 4 digits.Each segment is 10ma*7 segments = 70ma. The common end of ...
This time, I learned about SmartConfig and Airkiss one-click network configuration, and connected ESP8266 to the cloud with one click.
Generally, if a WiFi module wants to connect to the Internet, the...
Putting assert in a separate article shows how important it is. Raw os provides the RAW_ASSERT interface. It is strongly recommended to enable the assert function during the product development stage....
while (DEF_TRUE) {/* Task body, always written as an infinite loop.*///BSP_LED_Toggle(0);OSTimeDlyHMSM(0, 0, 0, 500); GPIO_SetBits(GPIOE,GPIO_Pin_3); OSTimeDlyHMSM(0, 0, 0, 500); GPIO_ResetBits(GPIOE,...
In the motorWare routine, the module void updateGlobalVariables_motor(CTRL_Handle handle, ST_Handle sthandle) first defines several float parameters in fpu32 and fixed-point mode: In fixed-point mode:...
With the increasing demand for intelligent vehicle assisted driving systems and the development of networking of automotive electronic systems, new reversing radars should be able to continuously meas...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[Details]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[Details]
1. Overview
At present, an information revolution is in the ascendant around the world, led by microelectronics, computers and communication technologies, and centered on information technolog...[Details]
1 Introduction
With the improvement of people's quality of life, lamps are no longer just basic indoor lighting tools, but also a kind of practical art for architectural decoration. When ther...[Details]
1 Basic Features
In computer control systems and various intelligent instruments and meters composed of single-chip microcomputers (or microprocessors), various external analog signals must be ...[Details]
Overview
By transmitting ultrasonic energy into the human body and receiving and processing the returning reflected signals, phased array ultrasound systems can generate images of organs and s...[Details]
1 Development of LED Film and Television Lighting
1.1 The significance of developing film and television lighting
Lighting power consumption accounts for a large proportion of the total p...[Details]
The production process of lithium batteries does not mention the previous processes such as material preparation, winding, liquid injection, and packaging, but only talks about the final formation ...[Details]