1. Experimental tasks As shown in the previous test schematic, switch SP1 is connected to the P3.7/RD pin, and four LEDs are connected to the P1 port of the AT89S51 microcontroller. When the power is
1.Description Resource Path Location Type
#10099-D program will not fit into available memory. placement with alignment/blocking fails for section ".cinit" size 0x81 page 0. Available memory ranges: P
Sohu Wireless: A pioneer in mobile entertainmentBest performance: Sohu Wireless leveraged the resources and popularity of the Sohu portal website to launch the mobile portal "Mobile Sohu", creating a
I use 51 to make an electronic perpetual calendar. I use a lot of digital tubes. I don't want to use LCD. How can I assign the data read from DS1302 to 74LS47 (with many digital tubes)?
【Today · Frost Descent】--- "Frost Descent is one of the 24 solar terms. It means that the weather is getting colder and the first frost appears. It is the last solar term in autumn and also means that
I want to ask, I debugged SDRAM according to the program of privileged classmate, and many F7 and FF appeared when the serial port received data, can you help? ? ?