AIMB-286 User Manual 112
A.19 NGFF M.2 E-Key connector for 2230 module
(M2E1)
B21 GND A21 RX1+
B22 GND A22 RX1-
B23 TX2+ A23 GND
B24 TX2- A24 GND
B25 GND A25 RX2+
B26 GND A26 RX2-
B27 TX3+ A27 GND
B28 TX3- A28 GND
B29 GND A29 RX3+
B30 Reserved A30 RX3-
B31 Reserved A31 GND
B32 GND A32 CONFIG2
Pin Signal Pin Definition6 Pin Signal Pin Definition
1 GND 2 +3.3V
3 USB_D+ 4 +3.3V
5 USB_D- 6 LED1# (I)(OD)
7 GND 8 PCM_CLK/I2S SCK (O/I)(0/1.8V)
9 CNV_WR_z_D1- 10 PCM_SYNC/I2S WS (I/O)(0/1.8V)
11 CNV_WR_z_D1+ 12 PCM_IN/I2S SD_IN (I)(0/1.8V)
13 GND 14
PCM_OUT/I2S SD_OUT (O)(0/
1.8V)
15 CNV_WR_z_D0- 16 LED2# (I)(OD)
17 CNV_WR_z_D0+ 18 GND
19 GND 20 UART WAKE# (I)(0/3.3V)
21 CNV_WR_z_CLK- 22 UART RXD (I)(0/1.8V)
23 CNV_WR_z_CLK+ 24 Connector KEY
25 Connector KEY 26 Connector KEY
27 Connector KEY 28 Connector KEY
29 Connector KEY 30 Connector KEY
31 Connector KEY 32 CNV_RGI_DT
33 GND 34 CNV_RGI_RSP
35 PETp0 36 CNV_BRI_DT
37 PETn0 38 PCH_CLINK_RST#
39 GND 40 PCH_CLINK_DATA
41 PERp0 42 PCH_CLINK_CLK
43 PERn0 44 CNV_GNSS_BLANKING
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