The RAM size is 256 bits, the start address is 0X200, shouldn't the end address be 0X2FF? I used IAR to change the link file to 0x300 to 0x3ff, and the LED light I downloaded worked fine. I changed it...
I just started using STM32F103VET6. Now I want to collect analog quantities from AD, and then display the real-time waveform on the visual scope through the serial port! May I ask: 1. What protocol do...
I feel like my brain is not working as well as it should. The most obvious symptom is that I always forget things. I have been working for so many years and I am going to become brain-dead. Specifical...
MicroPython is upgraded to version 1.12 today. Improved mpy format, support for native code and new JavaScript porting.In this version, the mpy file format has been updated to v4 with some major impro...
I may not be as good as an uneducated electrician in this regard. Is there any way or book I can recommend to learn?[[i]This post was last edited by boofeng2002 on 2012-3-31 11:18[/i]]...
[i=s]This post was last edited by qwqwqw2088 on 2018-4-13 10:38[/i] [size=4]A few days ago, netizen @[color=#333333]chenbingjy asked for help[/color][font="] [/font][font="]how to set the line width o...
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]
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]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
introduction
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
Instrument stepper motor
The stepper motor is an open-loop control element that converts electrical pulse signals into angular displacement or linear displacement. In the case of non...[Details]
AD8205 is
a single-supply high-performance differential
amplifier
launched by
Analog
Devices of the United States
. The typical single-supply voltage is 5V, and its common-mode volta...[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]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[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]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]