Echo Echo246F, Руководство пользователя

Страница: 70 / 157

62 © Echo 246F User Manual GETTING TO KNOW YOUR Echo 246F
2.4.15 M.2 KEY E : USB, PCIex2 support
M.2 key E connector is suitable for applications that use wireless connectivity
including Wi-Fi, Bluetooth, NFC of GNSS. Module card types include 1630, 2230.
Pin No. Definition Pin No. Definition
74 3.3V 75 GND
72 3.3V 73 RESERVED/REFCLKn1
70 NC 71 RESERVED/REFCLKp1
68 NC 69 GND
66 NC 67 RESERVED/PETn1
64 NC 65 RESERVED/PETp1
62 ALERT# (O)(0/3.3V) 63 GND
60 12C_CLK (I)(0/3.3V) 61 RESERVED/PERn1
58 12C_DATA (I/O)(0/3.3V) 59 RESERVED/PERp1
56 NC 57 GND
54 NC 55 PEWAKE0# (I/O) (0/3.3V)
52 PERST0# (I)(0/3.3V) 53 CLKREQ0# (I/O) (0/3.3V)
50 NC 51 GND
48 NC 49 REFCLKn0
46 NC 47 REFCLKp0
44 NC 45 GND
42 NC 43 PETn0
40 NC 41 PETp0
38 NC 39 GND
36 NC 37 PERn0
34 NC 35 PERp0
32 NC 33 GND
Module Key Module Key
Module Key Module Key
Module Key Module Key
Module Key Module Key
M2_KEYE_CN1