[i=s] This post was last edited by Beifang on 2018-3-30 14:38 [/i] [b] [New version CH554 review DIY] Audio Tuner 2 - Development environment setup and example running [/b] [font=宋体] 1. Hardware drive...
8255 can control LED digital tubes. Just write a few functions. But one thing I don't understand is, when using 8255 to control a 4*4 keyboard, how to operate it? If you use port A for output and port...
[align=left][color=black][font=宋体][size=10pt] [/size][/font][/color][/align][align=left][color=black][font=宋体][size=10pt] For a novice of embedded Linux, setting up an embedded Linux development envir...
Since the photo was taken at night, the camera time was not adjusted, so the photo is not good and the time display is not correct. Please understand, haha. Let's take a front view first.Another one f...
TMS320C62X is a new generation of high-performance fixed-point digital signal processor (
DSP
) chip
from Texas Instruments (
TI
). The software design problem based on
DSP
is to use...[Details]
The teardown of the third-generation iPhone shows that the phone is more integrated and may cost less, in part because of the use of chips from Broadcom and Toshiba. One analyst joked that the "S" ...[Details]
Today, many wireless devices combine GSM, WCDMA, Bluetooth, WLAN, GPS and FM technologies and support the high data rates required for mobile Internet. Moreover, as customers demand mobile wireless...[Details]
Future 4C products are characterized by low price, light weight and mobile Internet access, so their power supply design must break away from traditional limitations, including complicated external...[Details]
High-speed downlink transmission rates exceeding 100Mbps, coexistence of LTE and other standards, consumer requirements for terminal battery standby time, and eNodeB manufacturers' requirements for...[Details]
Wet etching is the traditional process for removing sacrificial materials from MEMS devices. Point 35 Microstructures, headquartered in Scotland, launched a dry etching module and oxide release techno...[Details]
1 Introduction
With the continuous progress of modern power electronics technology and the development of information technology, inverter power supplies are increasingly widely used in ma...[Details]
introduction
VxWorks is a real-time operating system from Wind River, an American company, with good reliability and real-time performance. The system adopts a priority-based preemptive sc...[Details]
Frequency hopping communication is a multi-frequency frequency shift keying in which the carrier frequency changes according to certain rules. It ha...[Details]
Wireless sensor networks (WSNs) are composed of randomly distributed micro nodes that integrate sensors, data processing units and communication modules, forming a network through self-organization...[Details]
1. Basic contents of hydraulic system control
The hydraulic system is the basis for the excavator to achieve various movements and automatic control. In a sense, the performance of the hyd...[Details]
Infrared remote control technology is a technology that uses infrared rays to transmit instructions. It is widely used in many fields such as household appliances, toys, security, military technolo...[Details]
1 Introduction
Low-speed LDPC coding with a long code length presents unmatched advantages in applications with low signal-to-noise ratio. It has been proven that the performance of irregu...[Details]
New energy vehicles have now become a forward-looking field in the automotive industry. The driving technology of new energy vehicles is quite different from that of traditional internal combustion...[Details]
Compared with the traditional voltage mode control, the fixed frequency peak current mode PWM (Pulse Width Modulation) DC-DC converter has the advantages of good transient response, high output accura...[Details]
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