The Cortex-M3/M4/M7 core has a DWT unit (Data Watch and Trace Unit), which contains a clock cycle register with the same frequency as the CPU clock. IAR EWARM's C-SPY debugging system implements a 64-...
The newcomer took over an old circuit and did not understand the testing principles of the fixture.
1. CN1 and CN2 will be connected to the DGND of CN1_1 and CN2_2 respectively (the DGND of the fixtur...
Selection of inductors and magnetic beadsAuthor: Electronic Bugs [ Print ][ Return ]In the PCB circuits of electronic devices, a large number of inductive components and EMI filter components are used...
After receiving the X-NUCLEO-IKS01A3 kit, I have been searching and downloading materials, reading relevant manuals and analyzing codes. I used the STM32F401RE development board and tested it under th...
[i=s]This post was last edited by a newbie on 2019-6-13 20:30[/i]I am very happy to receive the express delivery of Qinheng development board trial activity sent by the forum today. Thank you.The boar...
[i=s]This post was last edited by WBYYPP on 2020-6-2 18:15[/i]I want to make a cervical massager similar to the one made by SKG. It is powered by a lithium battery (4.7V), and then generates voltage t...