Looking to buy second-hand development boards for USB2.0 chips such as ISP1581/ISP1583. Just a circuit board with the pins of the chip connected will do. If anyone has one, please add QQ: 332820439.
[i=s] This post was last edited by paulhyde on 2014-9-15 04:07 [/i] The test questions of the National Electronics Competition over the years were found from somewhere else. I don’t know if they are a
Task switching is achieved in the interrupt service routine by generating a PendSV interrupt. When entering the interrupt, nearly half of the register values are saved. My understanding is that these
[i=s]This post was last edited by strong161 on 2017-2-10 14:23[/i] [size=4] SensorTile is powerful, and the universal ST is also powerful enough. Five firmware packages have been released. In fact, ev