After receiving the board, there was a little episode. Today I received a text message saying that a YTO Express had arrived at a Cainiao Station in District A of Chongqing. So I was confused, after a...
Question: The board is ARM2410. Under wince, as soon as my application opens serial port 2, serial port 1 will print the message Data Abort: Thread=8fadf914 Proc=8e028d08 'device.exe' AKY=00001009 PC=...
1. Introduction
Currently, most instruments and equipment use RS232 interfaces to communicate with computers. However, with the development of computer technology, the hot-swappable USB standard int...
[i=s]This post was last edited by Prince Magpie on 2015-6-17 19:24[/i] VCC is made of 20V (VDD) through the MC7805 power conversion chip. When VDD is interrupted for a certain period of time (20V——>0—...
Why does the entry code of the driver I wrote slowly freeze? There is also a software VStart that freezes. Is there a conflict between this software and my driver? Driver, code DispatchCreateClose pro...
Can 430 nest interrupts?For example, I sample the A/D in the interrupt program of the key P1.0 port, and the sampled value needs to be read through the A/D interrupt. (I read in the book that GIE is a...