LEDs
Description
The EVK1101 provides 4 LEDs to design Human to Machine Interface during softwares development.
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Pinout
The pinout is as follow :
| LED | GPIO Name | Alternate function used |
|---|---|---|
| 1 | PA 7 | - |
| 2 | PA 8 | - |
| 3 | PA 21 | - |
| 4 | PA 22 | - |
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Drive LEDs
The software sequence is:
- Enable gpio pin for selected led
- Switch to low level to switch on led
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