A bit shallow on the voice of experience led display
Date:2011-06-07 14:44
Status:Be resolved
Question:admin
mputer
Modify the serial port, there is also divided into two
A, no font control panel, computer sends the information matrix display, control board accepted the information stored in the RAM with battery (also available E2PROM, but the speed
Very slow), this drawback is the battery out of RAM is not reliable and often lose information
B, control panel with a character, the computer sends the machine code of Chinese characters (the code) to the other above
IV: Display control
Send to a lot of
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