The first one,
Set the JTAG port to GPIO port. One advantage of this is that it can be unlocked. The chip can still be used after unlocking. The content in FLASH will be cleared when unlocking.And in ...
UARTFIFODISable(UART0_BASE); At the beginning I disabled the UART0 FIFO.Then use the uart_echo routine to debug the program.I found that the serial port tool should have shown Enter test: string, but ...
[i=s]This post was last edited by dcexpert on 2020-9-16 22:54[/i]The main devices used in DIY:LED Light
WS2812 Light Ring
ESP-WROOM-02 module
TTP223
CH330N
TP4054
74LVC1G32Note: The prices shown are f...
[i=s] This post was last edited by Baboerben on 2019-1-8 17:04 [/i] [size=5] Loading scheme design [/size] [size=5] When BOOTMODE[4:0] is set to 01010B, the program is loaded from the external 8-bit p...
In the initialization of GD32F, the frequency division coefficient is initialized with a library function. In the xxxx_init function of the cycle, there is a code for the software update event. If you...
[i=s]This post was last edited by lb8820265 on 2022-11-1 14:52[/i]In the previous section, we introduced how to run the "turtle_teleop_key" node and then control the turtle with the keyboard . If you ...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
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]
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[Details]
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[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]
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]
Editor's note: In order to help technicians or engineers who have knowledge of PIC microcontroller assembly language quickly master the method of using C language to program PIC microcontrollers, t...[Details]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
At present, a large number of cooling tower fans, speed fans and special fans are in use in petroleum, chemical, pharmaceutical, metallurgical and other enterprises. Some fans have no monitoring in...[Details]
In the "digital pressure measurement" experimental device of applied physics, the subject technical knowledge of analog circuits, digital circuits, sensors and single-chip microcomputers is used. In o...[Details]