The data sheet says that when SPI sends a data, it will return a data, and the sending and receiving of data are synchronous. If I send the address of a register of another chip in the SPI send functi...
Both boards are 4-layer boards, 50mm*160mm in size. One is an analog board and the other is a digital board, connected by a double row of pins on the right side of the board. The upper half of the ana...
[i=s] This post was last edited by dontium on 2016-2-9 20:29 [/i] Target CPU: VC5509A Debugger: XDS100V1 Compiler: CCS v6 The following error occurs when entering debugging: C55xx: Error connecting to...
When he was in junior high school, his father unfortunately contracted lung disease due to overwork. He took care of his father while studying hard, but his father still couldn't survive. As the eldes...
I am making a circuit for forward and reverse rotation of a DC motor. Use DC voltage to modulate triangular wave to generate PWM. Potentiometer changes voltage to adjust duty cycle to achieve speed re...
[color=rgb(68, 68, 68)][font=Tahoma,]I am writing a program for STM8S207C8T6, and the development environment is IAR.[/font][/color] [color=rgb(68, 68, 68)][font=Tahoma,]But after a short simulation, ...
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]
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[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]
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
Power management solutions for today's portable application processors are becoming increasingly integrated. Total power consumption, standby and sleep current consumption affect battery size, bill...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[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]
To understand how and why OLED power supply affects display image quality, you must first understand OLED display technology and power supply requirements. This article will explain the latest OLED...[Details]
introduction
Incandescent bulbs can emit a variety of light, but in specific applications, only green, red, and yellow light are usually needed - such as traffic lights. If an incand...[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[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]