PE38751B-48

The code comes from the 2016 Beidou Cup, which is used to measure air pm2.5. The sensor estimates the particle concentration by measuring the duty cycle of the signal. (1) TimerB settings, working ...[Details]

Recently, at the 110 kV Shaping substation in Lanzhou, Gansu, a "multi-station integration" data center station with 600 cabinets was built by renovating the old substation building and old warehou...[Details]

The currently commonly used MCS51 and PIC series microcontrollers usually only have one (or no) UART asynchronous serial communication interface. If multiple serial interfaces are required in the app...[Details]

0.                Preparation before the experiment a)                Connect the serial port adapter b)                Download the original program of IO and serial port, and compile it to ens...[Details]

     In late September, Kenny Pi designed and ordered a flexible printed circuit board to convert the iPhone's Lighting port, which has been used for many years, into USB-C, which attracted the atten...[Details]

Recently, AT&T CEO Jeff McElfresh said in an interview with CNBC that Apple's upcoming 5G iPhone may not sell well due to economic uncertainty caused by the global health crisis. "I do believe you'...[Details]

We often hear that a certain chip uses a certain packaging method. In our computers, there are various processing chips. So, what kind of packaging methods do they use? And what are the technical c...[Details]

There is a fixed reference voltage value inside the STM8L. When the external reference voltage is 3V, the analog voltage value is 1.225V. The converted factory measured voltage LSB value is in the re...[Details]

Multi-sensor measurement systems are becoming a popular quality control technology for manufacturers to develop, maintain and improve the quality of medical devices. Specialized workpieces require s...[Details]

According to foreign media reports, the University of Michigan (UM) has reached a cooperation with Israeli startup Foresight to jointly develop autonomous driving technology. This cooperation is part...[Details]

After two years of record sales, North American robot orders fell 30% in 2023, according to a new report from the Association for Advancing Automation (A3). The group said it expects the ec...[Details]

The development of IoT and M2M networks has created new opportunities in many markets. According to Statista, the number of IoT devices will increase from 13.8 billion in 2021 to more than 30 billion...[Details]

1. Non-isolated photovoltaic grid-connected inverter 1.1 Photovoltaic grid-connected power generation system The contribution of photovoltaic power generation to the world's energy i...[Details]

As shown in the figure below, P1.0 - P1.3 of the AT89S51 microcontroller are connected to four LEDs L1 - L4, and P1.4 - P1.7 are connected to four switches K1 - K4. The programming reflects the state...[Details]

The characteristic of the amplifier circuit is that AC and DC currents coexist during operation, so one analysis method is to separate it into DC path and AC path, so as to calculate the static ope...[Details]