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redxps630

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November 18th, 2024 19:43

mSATA pinout

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redxps630

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15.2K Posts

November 18th, 2024 19:44

mSATA

Top side Bottom side
1 Reserved 2 3.3V
3 Reserved 4 GND
5 Reserved 6

1.5V
7 Reserved 8 Reserved
9 GND 10 Reserved
11 Reserved 12 Reserved
13 Reserved 14 Reserved
15 GND 16 Reserved
Mechanical key
17 Reserved 18 GND
19 Reserved 20 Reserved
21 GND 22 Reserved
23 +B 24 +3.3V
25 - B 26 GND
27 GND 28 +1.5V
29 GND 30 TWI
31 - A 32 TWI
33 + A 34 GND
35 GND 36 Reserved
37 GND 38 Reserved
39 +3.3V 40 GND
41 +3.3V 42 Reserved
43 NC 44 Devslp
45 Optional 46 Reserved
47 Optional 48 +1.5V
49 DA 50 GND
51 Presence 52 +3.3V

Reserved = No connect

+ 1.5 V = No connect

(edited)

redxps630

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15.2K Posts

November 20th, 2024 02:36

DA = drive activity

TWI = two-wire interface

Devslp = device sleep

Presence = presence detection

redxps630

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15.2K Posts

November 21st, 2024 17:23

it is not clear to me which pins are essential in mSATA to regular sata 15+7 pin adapter. 

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