mITX-BW – User Guide, Rev. 1.6
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Table 26: Pin Assignment J39, J8
Pin
Signal
Type
Ioh / Iol
Note
1
GND
PWR
-
2
SATA* TX+
3
SATA* TX-
4
GND
PWR
-
5
SATA* RX-
6
SATA* RX+
7
GND
PWR
-
Table 27: Signal description
Signal
Description
SATA* RX+ / RX-
Host transmitter differential signal pair
SATA* TX+ / TX-
Host receiver differential signal pair
“*” specifies 0 or 1 depending on SATA port.
Figure 20: Available Cable Kit
PN 821035 Cable SATA 500 mm
7.5.
SATA Power Connector (J5)
Figure 21: SATA Power Connector J5
Table 28: Pin Assignment J5
Pin
Signal
Description
Type
1
+5V
Power +5 V
PWR
2
GND
Ground
PWR
3
GND
Ground
PWR
4
+12V
Power +12 V
PWR
7.6.
RS485 Bus Connector (J50)
Figure 22: RS485 Bus Connector J50
1
2
3