I recently used the Howland constant current source circuit. The amplifier is LMV614. The output currents are 0.5ma, 1ma, 3ma, and 5ma. However, when I finished drawing the board and tested it, I foun...
The forum is so quiet... I'll upload a 4x4 keyboard library for everyone to play with. [b]Connection:[/b] [align=left]Keyboard esp32[/align] [align=left]Row 1 io19 [/align][align=left]Row 2 io18[/alig...
The communication standard of the radio frequency tag is the basis for the design of the tag chip. At present, the international communication standards related to RFID are mainly: ISO/IEC 18000 stand...
As the title says, for example, for a two-layer PCB
After copper is applied to both the top GND and the bottom GND
Why do we need to place several vias on the GND copper between the two layers? (After...
[align=left]Hello Everyone, your old friend Modultong (Brother Panda) is back. The Spring Festival holiday is gone in a flash, and I believe you all ate, drank and had fun. (This is pure nonsense! No ...
The MM32 eMiniBoard development board is equipped with a SAR ADC with a 12-bit programmable resolution, up to 10 external input channels, 2 internal channels and 2 serial ports.
Using ADC to process d...
This article designs a wireless radio frequency transceiver system based on the wireless transceiver chip Si4432 and C8051F930 microcontroller. The system consists of a sending module and a receiving...[Details]
1. Code That is, the code domain, which refers to the machine instructions generated by the compiler, and these contents are stored in the ROM area. 2. RO-data Read Only data refers to the read...[Details]
As a major trend in the development of future automotive technology, autonomous driving has obviously become one of the hot topics in the industry that cannot be ignored. However, the full implementa...[Details]
With the improvement of the computing power of automotive chips, domain controllers have gradually become a research hotspot in the automotive electronics industry. Compared with the distributed ar...[Details]
Hz is a unit of frequency. Frequency refers to the number of times an electrical pulse, electromagnetic wave, sound wave or mechanical vibration cycle repeats in one second.
1Hz means 1 v...[Details]
introduction
Leon2 is a 32-bit processor IP core that complies with the IEEE-1754 (SPARCVS) structure and was developed by Gaisler Research in 2003. Its predecessor is Leon and ERC32 developed ...[Details]
After reading a few blogs, I have some understanding of this timer. In fact, it is similar to 51, except that there are a few more steps when configuring the timer. One of the best ones is: http://...[Details]
TWS earphones are very popular. Market research firm Counterpoint Research said that global TWS earphone shipments rose to 27 million pairs in the second quarter. It is expected that global TWS shipm...[Details]
① Connect eop to pc and development board (pc–eop–2440) Note: Do not plug the cable in reverse: ② Select the connection device in the corresponding virtual machine (because it is connected to Win...[Details]
Abstract: This paper briefly summarizes several major topics covered by the 17th IEEE Applied Power Electronics Conference.
Keywords: IEEE; Applied Power Electronics Conference (APEC); An Overvie...[Details]
Many times we often see the appearance of synchronization and asynchrony, blocking and non-blocking. Some places directly equate synchronization with blocking. Asynchrony and non-blocking are equated....[Details]
On the morning of October 26, in the meeting room of the Ye County Government, the Ye County Government signed a Yantou compressed air energy storage project. Ye County has a salt reserve of 330 billi...[Details]
Due to the impact of the epidemic, infrared temperature measurement guns are in short supply and a hot topic of concern to electronic engineers. Before the epidemic, there was basically only one main...[Details]
More design flexibility in the smallest package: Rutronik offers 1200 V power modules from Infineon’s CIPOS™ Maxi SiC IPM IM828 series
Infineon CIPOS™ Maxi SiC IPM is a 55 mΩ MOSFET-...[Details]
Nordic Semiconductor extends leadership in ultra-low power wireless connectivity for the IoT with the launch of the nRF54L15, nRF54L10 and nRF54L05 next-generation wireless SoCs
New ...[Details]
Power technology
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