I am currently using ili9320 to drive a TFT 3.2" screen, and the AVR I use is ATMEGA128. I am currently using 16-bit connections PA0-7 and PC0-7. RESET, CS, RS, WR, and RD are connected to PB1, 4-7. T...
[i=s]This post was last edited by kejoy on 2015-6-12 19:18[/i] [size=4]3. Disassembly of VLMC laser engraving machine[/size] [align=center][/align] [align=center]LOGO Town Post[/align] [size=4][b]3.1,...
Some notebooks can switch to LCD+CRT extended mode by pressing the display switching hotkey. How is this achieved? The general display switching only switches between LCD, CRT, and LCD+CRT Clone modes...
I just started to learn about I2C module recently. I have a question about FIFO of I2C communication: If DSP is the host and wants to send or receive data that is larger than the depth of FIFO, how to...
[size=4]Several popular answers to common questions about fast charging[/size] [size=4] First, let me introduce the concept of "C" in battery charging. This concept is very important and is the most c...
The input signal of Q1 is a pulse signal with a duty cycle of 1% and 100Hz. I want to control the duty cycle of the voltage pulse at the output end of the transformer to be different from that of Q1. ...
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]
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[Details]
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[Details]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
Aromatic gases are widely present in food, medicine, cosmetics and various daily chemical products, such as snacks, liquor, spices, Chinese herbal medicines, plasters, perfumes, soaps, shampoos, et...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
I. Introduction
Since RS232 has a short communication distance (only 15 meters according to EAT/TAI-232 standard), and can only perform point-to-point communication, it cannot directly f...[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]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
Digital array radar (DAR) uses digital beam forming (DBF) in both receiving and transmitting modes to achieve flexible distribution and reception of RF signal power in the airspace, obtain excellent t...[Details]