In recent years , the RISC-V ecosystem has been thriving , and many industry giants have made plans . A number of commercial IPs and supporting integrated development environments for RISC-V cores hav...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:57[/i] :) I recently looked up some smart card readers and learned about several highly integrated card reader ICs from NXP for contact...
Classic lighting routine, download the firmware package SDK_2.2_FRDM-KW41Z, unzip and find the routine SDK_2.2_FRDM-KW41Z\boards\frdmkw41z\driver_examples\gpio\led_outputThere are many supported IDEs,...
I removed a control board with three-digit digital tubes and three buttons from an old money counter. The control chip on the board is TM1628. I plan to transform it into a smart car. The three-digit ...
[If you don't understand, ask] As the title says, in order to prevent jitter interference at the signal input near the threshold voltage, a positive feedback is added to form a hysteresis comparator t...
[i=s]This post was last edited by weepee on 2018-11-7 15:23[/i] The literature says that the 0.1C charge and discharge are drawn separately. 0.1C discharge is easy to say, but charging is divided into...
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]
1 Introduction
A wide variety of communication cables and control cables are widely used in various instruments and control equipment. Whether the cable is well-conducted and
whether
th...[Details]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[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]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[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]
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]
MediaTek (2454) announced the acquisition of F-MStar (3697) and attracted the attention of IC design industry. This morning, Gartner Semiconductor Industry Research Director Hong Cenwei analyzed ...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
In today's body control module (BCM) designs, savvy engineers are moving away from electromechanical relays whenever possible. Their next step is to eliminate fuses. But is eliminating fuses a nece...[Details]
Motors are important products that convert electrical energy into mechanical energy to achieve automation, and they are widely used in industrial control, medical electronics, white a...[Details]
Introduction
X1226 has the functions of clock and calendar. The clock relies on hour, minute and second registers to track, and the calendar relies on date, week, month and year registers to tr...[Details]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
The launch of Shenzhou IX is imminent, and Tiangong is welcoming visitors again. Yesterday, Professor Fu Qiang, Vice President of the Institute of Science and Industrial Technology of Harbin Instit...[Details]
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