[i=s]This post was last edited by freeelectron on 2022-7-4 21:42[/i]1. Introduction
The LCD driven in this article is 1.8 inches, and the controller is ST7735. It was previously ported to AT32F425, GD...
Whenever I want to make a screen display, I will look for a screen with few pins and easy to drive. I originally wanted to use a real SPI driver, but there is no pin as fast as that.
I think I'll do i...
Vodaphone’s Toshiba V603T handset, available in Japan on the W-CDMA 2-GHz band, offers something new and exciting into the world of handset convergence—television! With a QVGA (240 by 320 dots) LCD th...
JTAG Inn - Make Chinese people's own JTAG adapter, JTAG is no longer a myth! JTAG is the abbreviation of JOINT TEST ACTION GROUP. The IEEE 1149.1 standard was originally proposed by the JTAG organizat...
Wireless products themselves are somewhat complex. For example, during the development of a transmitter, you will encounter various digital bus signals (I2C, SPI, etc.), as well as various timing test...
The Sino-US trade war has already started. Trump's series of actions have had a negative impact on the global economy, such as increasing tariffs on Chinese companies and restricting domestic compa...[Details]
In 2017,
Sanan Optoelectronics
achieved sales revenue of 8.394 billion yuan, operating profit of 3.856 billion yuan, and net profit attributable to shareholders of the parent company of 3.1...[Details]
1. Principle 1. Infrared emission protocol There are many infrared communication protocols. This experiment uses the NEC protocol. This protocol uses PWM modulation and uses pulse width to represen...[Details]
1. Test conditions Hardware: STM32L432KC Main frequency: 80MHz Compiler: IAR 8.20.1 Compiler options: High Speed no size constraints CRC generator polynomial: 0x782f 2. Test Method The softwar...[Details]
1. Purpose In actual product release, if the program stored in the MCU Flash is not protected, some illegal companies may read the program in the Flash through an emulator (J-Link, ST-Link, e...[Details]
In the actual project development process, hardware circuits often need to be modified, and the modified parts need to modify the driver. Thinking about the coming and going of such requirements is t...[Details]
In simple terms, high-end chips solve many complex problems, mid-range chips solve a single complex problem, and low-end chips solve a simple problem. Let's learn more about the relevant content wi...[Details]
Chip: STM32F103C8T6 Application Pin: Output: PA0, PA1 TIM2 CH2 channel To achieve 50HZ (20ms) adjustable PWM output on the PA1 pin, set the system TIMx_CNT=8MHZ=8000 000HZ, set TIMx_PSC=800-1, then T...[Details]
Today, under the guidance of a low-level expert, I learned how to configure the PWM module! Woof! First open the file configured last time, as follows: Then, we need to use TIM1 to set PWM: Then,...[Details]
LAN8720 test code arrangement 1. Modified based on two projects, namely "Experiment 55 Network Communication Experiment" of Zhengdian Atom ATK and "STSW-STM32070" routine of ST official The hardware ...[Details]
introduction In the general project development process, two or more microcontrollers are often required to communicate to complete data transmission. For example, a quadcopter wirelessly transmits d...[Details]
Our photovoltaic power station starts working at 5:30 in the morning. When you are still sleeping, the inverter starts working to make money!
Some people are skeptical. The sun hasn't even...[Details]
The application of millimeter wave technology in mobile communications also involves a series of technical problems, including the large propagation loss of millimeter waves and the susceptibility ...[Details]
The F1 racetrack is roaring with engines, and a fierce F1 race is about to begin. I am not a fan of racing cars, and I have nothing to do with this world, but
I spent a special day here
because...[Details]