Difference between revisions of "MAX7219X4"
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== Test == | == Test == | ||
| + | |||
| + | === Test Modules === | ||
[[file:SensorShield_P1080453-720px.JPG]] | [[file:SensorShield_P1080453-720px.JPG]] | ||
| + | |||
| + | {| class="wikitable" | ||
| + | ! SenShld | ||
| + | ! Desc | ||
| + | ! MAX J1 | ||
| + | |- | ||
| + | | D10 | ||
| + | | LOAD | ||
| + | | 4 | ||
| + | |- | ||
| + | | D11 | ||
| + | | CLK | ||
| + | | 5 | ||
| + | |- | ||
| + | | D12 | ||
| + | | DATAIN | ||
| + | | 3 | ||
| + | |- | ||
| + | | VCC | ||
| + | | VCC | ||
| + | | 1 | ||
| + | |- | ||
| + | | GND | ||
| + | | GBD | ||
| + | | 2 | ||
| + | |- | ||
| + | |} | ||
== Mechanicals == | == Mechanicals == | ||
[[file:MAX7912X4_MECHS.PNG]] | [[file:MAX7912X4_MECHS.PNG]] | ||
Revision as of 13:14, 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
Test
Test Modules
| SenShld | Desc | MAX J1 |
|---|---|---|
| D10 | LOAD | 4 |
| D11 | CLK | 5 |
| D12 | DATAIN | 3 |
| VCC | VCC | 1 |
| GND | GBD | 2 |
Mechanicals
