Advantech AIMB-227 AMD R-series User Manual page 117

B40
B41
B42
B43
B44
B45
B46
B47
B48
B49
B.10 Next Generation Form Factor KEY-E
(NGFF_E_1) ; M.2 conn
Pin
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
41
43
GND
TX6+
TX6-
GND
GND
TX7+
TX7-
GND
Reserved
GND
Signal
GND
USB_D+
USB_D-
GND
NC
NC
NC
NC
NC
NC
NC
NC
KEY
KEY
KEY
KEY
GND
PETp0
PETn0
GND
PERp0
PERn0
105
A40 RX5-
A41 GND
A42 GND
A43 RX6+
A44 RX6-
A45 GND
A46 GND
A47 RX7+
A48 RX7-
A49 GND
Pin Signal
2 +3.3V AUX
4 +3.3V AUX
6 NC
8 I2S SCK
10 I2S WS
12 I2S SD_IN
14 I2S SD_OUT
16 NC
18 GND
20 UART WAKE#
22 UART RXD
24 KEY
26 KEY
28 KEY
30 KEY
32 UART TXD
34 UART CTS
36 UART RTS
38 NC
40 NC
42 NC
44 NC
AIMB-227 User Manual