Ligne 12 : |
Ligne 12 : |
| In case of using external power source, inputs must be configured by JP2 - JP5 jumpers. The configuration must be done before powering up the UniPi. | | In case of using external power source, inputs must be configured by JP2 - JP5 jumpers. The configuration must be done before powering up the UniPi. |
| Using the external power supply and proper jumper configuration provides galvanic isolation for its inputs. | | Using the external power supply and proper jumper configuration provides galvanic isolation for its inputs. |
| + | |
| Jumper configuration when using external power source: | | Jumper configuration when using external power source: |
− | •
| + | * JP2 |
− | JP2 | + | ** Switching this jumper to the side of the JP2 label causes the P02 (green connector) to act as an input for ground from the external power source. Otherwise P02 is |
− | o
| + | connected to the internal 12V. |
− | Swit
| + | ** This step must be done as first when changing jumper settings. |
− | ching this jumper to the side of the JP2 label causes the P02 (
| + | ** '''Please note''' that after this step, the GND of UniPi is connected to P02! Make sure to proceed with JP3 settings after this step. |
− | green connector | + | * JP3 |
− | ) to | + | ** When switched to the side of the JP3 label, inputs I01 and I02 act as inputs for signal from the connected peripheral device via the external power source. |
− | act as an | + | ** The ground of power supply for this inputs must be connected to the P02. |
− | input
| + | ** Please note that to set I01 and I02 for ext. power source make sure to switch JP2 first and then JP3, after that you can safely connect the peripheral device |
− | for | + | * JP4 |
− | ground
| + | ** When switched to the side of the JP4 label, inputs I03 and I04 act as inputs for signal from the connected peripherals via the external power source. |
− | from the external power source. Otherwise P02 is | + | ** The ground of power supply for this inputs must be connected to P01. |
− | connected to the internal | + | * JP5 |
− | 12V. | + | ** When switched to the side of the JP5 label, inputs I05 - I14 act as inputs for signal from the connected peripherals via the external power source. |
− | o
| + | ** The ground of power supply for this inputs must be connected to P01. |
− | This step must be done a | + | ** Please note that I13 and I14 are wired out via the P5 header of Raspberry Pi (models before the PLUS versions). |
− | s first when changing jumper settings
| |
− | . | |
− | o
| |
− | Please not | |
− | e that after this step, the GND of UniPi is connected to P02! Make sure to
| |
− | proceed with JP3 settings after this step. | |
− | •
| |
− | JP3 | |
− | o
| |
− | When switched to the side of the JP3 label | |
− | , inputs | |
− | I01 and I02 act as input | |
− | s for signal
| |
− | from the connected peripheral device | |
− | via the external power source
| |
− | . | |
− | o
| |
− | The ground of power supply for this inputs must be connected to | |
− | the
| |
− | P02
| |
− | . | |
− | o
| |
− | Please not | |
− | e that to set I01 and I02 for ext. power source
| |
− | make sure to switch JP2 first | |
− | and then JP3, after that you can safely connect the peripheral device | |
− | .
| |
− | •
| |
− | JP4
| |
− | o
| |
− | When switched to the side of | |
− | the JP4
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− | label,
| |
− | inputs I03 and I04 act as input
| |
− | s for signal
| |
− | from the connected peripherals | |
− | via the external power source | |
− | . | |
− | o
| |
− | The ground of power supply for this inputs must be connected to P01 | |
− | . | |
− | •
| |
− | JP5 | |
− | o
| |
− | When switched to the | |
− | side of the JP5 label, | |
− | inputs I05
| |
− | - I14 act as input | |
− | s for signal
| |
− | from the connected peripherals via the external power source | |
− | . | |
− | o
| |
− | The ground of power supply for this inputs must be connected to P01 | |
− | . | |
− | o
| |
− | Please note that I13 and I14 are wired out via the P5 heade | |
− | r of Raspberry Pi
| |
− | (models | |
− | before the PLUS versions) | |
− | . | |
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| {{TRAILER}} | | {{TRAILER}} |