How do you configure the register of a wireless chip through a pin port on a microcontroller? I think it's a bit difficult to do it in C language, because it can't address bits or segments? Is this us...
[i=s]This post was last edited by dcexpert on 2019-6-10 20:06[/i]Before the holiday, I drew a version of STLink V2.1. One reason for making this board is that the STlink interface on Nucleo is miniUSB...
"The Achilles' heel of domestic inverters" (reposted) 1. 90% of the effort of domestic inverters lies in imitation, with basically no innovative content. Apart from the low price, there is no special...
We have experience in BSP porting for Linux, WinCE, Windows Mobile 6 on various hardware platforms (S3C2410, S3C2440, S3C6410, EP9315, BF536, BF533, AU1200, MX21, MX31, PXA270, PXA310, Omap750, Omap85...
I use C# to make a simple Web service. The service works fine when tested alone. But when I debug it on ppc, it says that the connection cannot be established. What's the problem? [WebMethod] public D...
The input frequency is 20MHZ, the target frequency is 1700HZ, the frequency division number is not an integer, I don't know the frequency division principle and the VHDL of this divider. Please help m...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
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]
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
1 Introduction
As an emerging microfabrication technology, micro-electromechanical system (MEMS) technology has begun to be applied in various fields. It can integrate functions such as inform...[Details]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[Details]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
Flooded Batteries
This battery developed in Germany can be used to power flashlights, strobe lights and toys as long as it is filled with water. This battery can be stored for 50 years and can...[Details]