I have a delay function /***********************************************/ /*Function name: delay() */ /*Function function: delay function, single delay of about 25us */ /*Entry parameter: t; */ /*Outp...
[i=s]This post was last edited by Rambo on 2017-12-28 14:02[/i] [indent][font="][size=14px]In this post, we will explore some basic concepts of image pyramids, how to use OpenCV functions pyrUp and py...
I have a touch screen with WinCE 3.1 system, which has two serial ports, 232 and 485. I want to remotely execute a program in WinCE. How can I do this? I searched for some information and it seems tha...
[i=s]This post was last edited by cl17726 on 2014-10-21 21:25[/i] Yuantong's delivery speed was super fast this time, just like SF Express, or even faster than SF Express. I received it while I was at...
I tried writing data to a CS address in ARM7, but it kept failing. Later, I found that the CS signal was always high. I confirmed that the address was correct. This CS signal was simulated with GPIO. ...
The usage of SPI is much simpler than that of I2C. There is no start byte and end byte such as START and STOP, and there is no need for ACK confirmation between the master and slave devices.
This is b...
51mcu
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