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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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8
docs/helios64/sata.md
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@ -26,9 +26,9 @@ The above diagram shows the 2:1 MUX between SATA Port 1 and the M.2 connector. T
## HDD Power
Helios64 provides on-board HDD power to supply up to 5x HDDs via header J7.
Helios64 provides on-board HDD power to supply up to 5x HDDs via header J8.
![J7 Location](/helios64/img/sata/j7.jpg)
![J8 Location](/helios64/img/sata/j8.jpg)
The power delivery of the HDDs is devided into two group:
@ -37,9 +37,9 @@ The power delivery of the HDDs is devided into two group:
Helios64 implements a power staggering approach where *HDD Rail A* will be powered up first, then few seconds later *HDD Rail B* will be powered up. This power control scenario is performed to reduce the inrush current during disk spin-up.
### J7 Pinout
### J8 Pinout
![J7 Location](/helios64/img/sata/j7_pinout.jpg)
![J8 Location](/helios64/img/sata/j8_pinout.jpg)
| Pin | Signal Name |
|-----|-------------|