Difference between revisions of "MAX7219X4"
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| Line 33: | Line 33: | ||
! Desc | ! Desc | ||
! MAX J1 | ! MAX J1 | ||
| + | ! Color | ||
|- | |- | ||
| − | | | + | | VCC |
| − | | | + | | VCC |
| − | | | + | | 1 |
| + | | RED | ||
|- | |- | ||
| − | | | + | | GND |
| − | | | + | | GND |
| − | | | + | | 2 |
| + | | BLK | ||
|- | |- | ||
| D12 | | D12 | ||
| DATAIN | | DATAIN | ||
| 3 | | 3 | ||
| + | | WHT | ||
|- | |- | ||
| − | | | + | | D10 |
| − | | | + | | CS |
| − | | | + | | 4 |
| + | | BRN | ||
|- | |- | ||
| − | | | + | | D11 |
| − | | | + | | CLK |
| − | | | + | | 5 |
| + | | YEL | ||
|- | |- | ||
|} | |} | ||
Revision as of 14:06, 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 CS
Test
Test Modules
| SenShld | Desc | MAX J1 | Color |
|---|---|---|---|
| VCC | VCC | 1 | RED |
| GND | GND | 2 | BLK |
| D12 | DATAIN | 3 | WHT |
| D10 | CS | 4 | BRN |
| D11 | CLK | 5 | YEL |
Mechanicals
