From: https://gitee.com/makerdiary/python-keyboardA USB and Bluetooth dual-mode keyboard that supports Python, using CircuitPython.Main program :
import time
from board import *
import digitalio
impor...
[color=#222222][size=13.63636302947998px] I bought a brand new Galileo development board some time ago, but since I don’t have time to develop projects, I’m selling it at a special price now. It’s bra...
I cross-compiled a Linux kernel according to the online tutorial, but it didn't run on arm2440 after being downloaded. The displayed output information is: Read chip id = ec76 Nand flash status = c0, ...
[i=s]This post was last edited by paulhyde on 2014-9-15 03:44[/i] Sometimes when you need a subroutine that requires precise delay, it is difficult to control it using C language. In this case, you ca...
Because I want to write a program about SATA I/O, I have been browsing www.t13.org these days. However, after reading ATA-1, I did not find the correspondence between command registers and ports (1f0-...
This is the function for initializing uart in the whole program. After changing FR5969 to F5529 in IAR, there will be three errors: 1: P2SEL1 |= BIT0 | BIT1; 2: P2SEL0 &= ~(BIT | BIT1); 3: UCAOMCTLW= ...
1. Equipment Overview
Shell-and-tube heat exchangers are a common heat exchange device used in chemical evaporation and heating equipment. Currently, the tubesheets of shell-and-tube heat exch...[Details]
Core point: The automotive industry chain and the humanoid robot industry have collaborative advantages in hardware, software, and scenarios. Upstream and downstream companies in the automotive ind...[Details]
Common Mode Semiconductor has officially released its latest generation of power management ICs—the GM6506 series. This fully integrated high-frequency synchronous rectification step-down p...[Details]
When discussing autonomous driving technology, there are often two extremes: on the one hand, there's the vision of "fully autonomous driving," while on the other, there's concern about potential s...[Details]
Since its invention in the mid-1940s, the microwave oven has evolved from a humble beginning to commercial use, entering homes in the 1960s and rapidly gaining popularity. Its basic functionality a...[Details]
In June 2014, the Ministry of Industry and Information Technology issued 4G FD-LTE licenses to China Unicom and China Telecom. Together with the 4G TD-LTE licenses issued to China Mobile, China Uni...[Details]
Pure electric vehicles, structurally speaking, have components such as a power battery. In addition to the power battery, a small battery also powers some low-voltage electrical components and even...[Details]
With the rapid development of electric vehicles in my country, people are beginning to pay attention to the issue of radiation from electric vehicles. We all know that mobile phones emit radiation,...[Details]
With the advent of the electric car era, the number of pure electric vehicles has increased significantly, but many car owners do not know how to properly maintain pure electric vehicles. In additi...[Details]
1. Fault phenomenon and cause analysis
1. During the operation of the equipment, the expansion sleeve is subjected to a large torque, and the mating surfaces of the shaft and the sleeve move...[Details]
According to Nikkei, a survey found that global electric vehicle battery supply is expected to reach more than three times the required quantity due to
cooling
demand for electric vehicles,...[Details]
Tiantai Robot's official Weibo account announced on the evening of August 20 that Tiantai Robot Co., Ltd., together with strategic partners including Shandong Future Robot Technology Co., Ltd., Sha...[Details]
In the field of communications power supplies, AC/DC rectifier power supplies are called primary power supplies or basic power supplies, while DC/DC converters are called secondary power supplies. ...[Details]
MQTT Ethernet I/O modules primarily collect I/O port information and transmit data over the network. In addition to being a TCP server, Ethernet I/O modules can also function as TCP clients. Furthe...[Details]
Plug-in hybrid vehicles (PHEVs) utilize two powertrains. Their pure electric range is typically inferior to that of pure electric vehicles, often reaching less than half that. Currently, mainstream...[Details]