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S2-3 | S2-4 | 3.3V (VCC) Pin 5 | VIO Pin 6 | Description |
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OFF | OFF | 3.3V from base (input**) | VIO from base (input**) | 3.3V (pin 5) and VIO (pin 6) sourced from base |
OFF | ON | 3.3V from USB* (output**) | VIO from base (input**) | VIO sourced from base by Pin 6 |
ON | OFF | 3.3V from base (input**) | 3.3V from base (input**) | VIO and 3.3V source by base (Pin 5 and Pin 6 are shorted and both must be sourced 3.3V) |
ON | ON | 3.3V from USB* (output**) | 3.3V from USB* (output**) | 3.3V (pin 5) and VIO (pin 6) sourced USB ((Pin 5 and Pin 6 are shorted and both are 3.3V) |
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Table 8: DIP-switch S2 power setting description.
The user push button S1 directly connected to the SC CPLD manipulates pin G of the pin header J2 by driving it to GND.
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Date | Revision | Contributors | Description | ||||||||
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| Ali Naseri |
| |||||||||
2017-11-16 | v.34 | Ali Naseri | Updated Power supply, DIP-Switch and CPLD section | ||||||||
2017-10-26 | v.27 | John Hartfiel |
| ||||||||
2017-10-19 | v.26 | Ali Naseri |
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