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Update related to H64 rev1.2

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Gauthier Provost 2020-05-13 17:27:14 +08:00
parent a48d96ee46
commit 592de84a8b
15 changed files with 23 additions and 22 deletions
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17
docs/helios64/jumper.md
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@ -32,24 +32,21 @@ This jumper controls a 2:1 MUX switching the USB2.0 lanes of the Type-C port (J1
* When the jumper is opened the Type-C port (J15) can be used to connect to the serial console of the Helios64.
* When closed and system in recovery mode, the Type-C port (J15) can be used to flash directly the eMMC over USB.
## DC-IN Priority (P14 & P15)
## DC-IN Priority (P15)
Helios64 supports 2x different DC-IN 12V inputs :
* AC Adapter (J16)
* ATX PSU (J10)
You can plug both DC-IN inputs in order to have a failover setup that automatically switch to the other input if the first one fails. Jumpers P14 and P15 can be used to configure input priority.
You can plug both DC-IN inputs in order to have a failover setup that automatically switches to the other input if the first one fails. Jumpers P15 can be used to force ATX as master DC-IN input.
![P14 P15 location](/helios64/img/jumper/p14-15-jumper.jpg)
| P15 | P14 | Description |
|-----|-----|-------------|
| Open | Open | O-Ring Connection |
| Open | Close | Set ATX Priority |
| Close | Open | Set AC Adapter Priority |
| Close | Close | Self Locking Priority |
![P15 location](/helios64/img/jumper/p15-jumper.jpg)
| P15 | Description |
|-----|-------------|
| Open | O-Ring Connection |
| Close | Set ATX Priority |
## SATA Controller Flash (P8)