It's a 4 by 4 array of LEDs!The LEDs are controlled by the LED chip, which takes an Row input and Y coordinate and activates the corresponding LEDs.
The Y coordinate and Row input are pre-programmed with the ROM chips. The ROM for rows is the top one, the ROM for Y is the bottom one.
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- Mon Apr 02, 2012 11:07 pm
- Forum: Discuss LogicCircuit program
- Topic: Suggestion: A two-bit LED and a six-bit readout
- Replies: 4
- Views: 11720