Difference between revisions of "MAX7219X4"
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== Features == | == Features == | ||
| − | * 4 displays | + | * (4) 7 Segment displays |
* 32 digits | * 32 digits | ||
* Can display decimal, hex values | * Can display decimal, hex values | ||
| Line 9: | Line 9: | ||
* "Blue" card | * "Blue" card | ||
** [https://www.ebay.com/sch/i.html?_from=R40&_trksid=p2334524.m570.l1311&_nkw=max7219+8-digit+led+display+7+segment&_sacat=0&LH_TitleDesc=0&_odkw=MAX7219&_osacat=0 ebay search] | ** [https://www.ebay.com/sch/i.html?_from=R40&_trksid=p2334524.m570.l1311&_nkw=max7219+8-digit+led+display+7+segment&_sacat=0&LH_TitleDesc=0&_odkw=MAX7219&_osacat=0 ebay search] | ||
| + | * 3.3V operation | ||
| + | ** 3.3V to 5V Level shifter | ||
| + | ** Requires 3.3V and 5V power supplies | ||
[[file:MAX7912_8_Digs_001.jpg]] | [[file:MAX7912_8_Digs_001.jpg]] | ||
Revision as of 12:21, 26 July 2022
Features
- (4) 7 Segment displays
- 32 digits
- Can display decimal, hex values
- Each display has 8 of 7 segment LED displays
- "Blue" card
- 3.3V operation
- 3.3V to 5V Level shifter
- Requires 3.3V and 5V power supplies
Programming
- MAX7219X4 Arduino GitHub repository
- Uses Arduino LedControl library
- Arduino UNO pin 12 is connected to the DataIn
- Arduino UNO pin 11 is connected to the CLK
- Arduino UNO pin 10 is connected to LOAD
Mechanicals
