gca-pi06-en
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gca-pi06-en [2020/04/01 16:53] – [Need more Power?] phg | gca-pi06-en [2020/04/01 21:07] (current) – typo smitt48 | ||
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=====Power supply difficulties===== | =====Power supply difficulties===== | ||
- | The choice of using 5V adaptors | + | The choice of using 5V adapters |
- | There is a massive assortiment of 5V adaptors | + | There is a massive assortiment of 5V adapters |
But depending on the load drawn from the 5V adapter the following problems could occur: | But depending on the load drawn from the 5V adapter the following problems could occur: | ||
* The Raspberry Pi shuts down or reset by itself. | * The Raspberry Pi shuts down or reset by itself. | ||
- | * The Ethernet connection is signalled | + | * The Ethernet connection is signaled |
* No SSH session is possible or an existing is stalled. | * No SSH session is possible or an existing is stalled. | ||
* RocNetNode does not respond in the LAN. | * RocNetNode does not respond in the LAN. | ||
* The middle position of the Pi04 acts the same as the left position.\\ | * The middle position of the Pi04 acts the same as the left position.\\ | ||
- | It prooves | + | It proves |
The indicated voltage of 5V is not very seldom as low as 4,2 or 4.3 volt.\\ | The indicated voltage of 5V is not very seldom as low as 4,2 or 4.3 volt.\\ | ||
Adding that to the small but normally acceptable loss in the RJ12 cables, could lead to the effects as indicated above.\\ | Adding that to the small but normally acceptable loss in the RJ12 cables, could lead to the effects as indicated above.\\ | ||
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PI 3 and GCA_PI06 are too long (> 0,5 m).\\ | PI 3 and GCA_PI06 are too long (> 0,5 m).\\ | ||
The used RJ12 cables can not handle that current.\\ | The used RJ12 cables can not handle that current.\\ | ||
- | So two possiblities | + | So two possibilities |
* 1 Shorten connection between PI 3 and GCA_PI06 to less than 0,5 m.\\ | * 1 Shorten connection between PI 3 and GCA_PI06 to less than 0,5 m.\\ | ||
* 2 Use RJ45 Ethernet cables and connectors between GCA-PI06 and PI 3\\ | * 2 Use RJ45 Ethernet cables and connectors between GCA-PI06 and PI 3\\ | ||
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It is possible that even his power supply does not match your needs.\\ | It is possible that even his power supply does not match your needs.\\ | ||
So the idea comes near to use more than one GCA-06 units in the RocNet network.\\ | So the idea comes near to use more than one GCA-06 units in the RocNet network.\\ | ||
- | Basicly | + | Basically |
Using the same adapter/ | Using the same adapter/ | ||
- | It is strongly | + | It is strongly |
gca-pi06-en.txt · Last modified: 2020/04/01 21:07 by smitt48