Peripherals 6
miriac SBC-LX2160A User Manual
V 1.6
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© MicroSys Electronics GmbH 2021
ST22/ST23
(Bottom)
TUSB8041 downstream P1/P3
3
D+
↔
1 / 17
USB_DP_DN1/3
4
GND
-
-
5
SSRX-
→
7 / 23
USB_SSRXM_DN1/3
6
SSRX+
→
6 / 22
USB_SSRXP_DN1/3
7
GND
-
-
8
SSTX-
←
4 / 20
USB_SSTXM_DN1/3
9
SSTX+
←
3 / 19
USB_SSTXP_DN1/3
J36/J39 (
MIC2099)
Pin
Signal
4
ENABLE
←
36 / 33
PWRCTL1/3
3
FAULT#
→
46 / 44
OVERCUR1/3
Table 6-20 USB Host Ports 1/3 pin assignment
ST22/ST23 (Top)
TUSB8041 downstream P2/P4
Pin
Signal
Pin
Signal
10
Vbus+
→
1
(J38/J40)
VOUT
11
D-
↔
10 / 25
USB_DM_DN2/4
12
D+
↔
9 / 24
USB_DP_DN2/4
13
GND
-
-
14
SSRX-
→
15 / 30
USB_SSRXM_DN2/4
15
SSRX+
→
14 / 29
USB_SSRXP_DN2/4
16
GND
-
-
17
SSTX-
←
12 / 27
USB_SSTXM_DN2/4
18
SSTX+
←
11 / 26
USB_SSTXP_DN2/4
J38/J40 (
MIC2099)
Pin
Signal
4
ENABLE
←
35 / 32
PWRCTL2/4
3
FAULT#
→
47 / 43
OVERCUR2/4
Table 6-21 USB Host Ports 2/4 pin assignment
USB1...4_FAULT# are low-active signals. A logic low level signals the port is in over-
current situation
