About Dotmatrix leds with uC 89c51

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seanthearakh

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8*8 dot matrix with 89c51

I'm a year 3 student,i want to build Dotmatrix leds that interface to the key board!
who 's experient in this ,plz let me know !
thanks beforehand!
 

89c51 dot matrix

You can use SIPO Shift register (74HC164) to multiplexed your dot matrix. n U can use ULN 2803 to buffers your I/O port (8051).
 

uc 89c51

seanthearakh said:
I'm a year 3 student,i want to build Dotmatrix leds that interface to the key board!
who 's experient in this ,plz let me know !
thanks beforehand!
Click to expand...


more detail please..
 

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