LTE Module Series
LTE OPEN EVB User Guide
LTE_OPEN_EVB_User_Guide 23 / 62
J1001
FC20-TE-A/AF20-TE-A
16
18
24
22
SGMII_RX_M
SGMII_RX_P
SGMII_TX_M
16
18
22
GND
28
32
38
36
SGMII_TX_P
SGMII_INT_N
SGMII_RST_N
28
36
38
VDD_1V8
SGMII_MDIO_DAT
SGMII_MDIO_CLK
SGMII_RX_M
SGMII_RX_P
SGMII_TX_M
SGMII_TX_P
SGMII_INT_N
SGMII_RST_N
SGMII_MDIO_DAT
SGMII_MDIO_CLK
VDD_3V3
24
32
SDIO_CMD
SDIO_CLK
SDIO_D0
SDIO_D1
SDIO_D2
SDIO_D3
42
46
50
52
54
56
46
50
52
54
56
42
SDIO_CMD
SDIO_CLK
SDIO_D0
SDIO_D1
SDIO_D2
SDIO_D3
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
J1002
1
2
3
4
27
28
29
30
43
44
57
58
59
60
1
2
3
4
27
28
29
30
43
44
57
58
59
60
GND
Figure 9: Simplified FC20-TE-A/AF20-TE-A Interface Schematic
Wi-Fi & Ethernet
TE-A
SDIO
J0102
J1001
SDC1
Analog Switch
SEL
U0201
GPIO
Test Points
J0203
S0201
Analog Switch
SEL
U1001
S1001
PCM
PCM
Codec Board Interface
PCM
J0804
Figure 10: Simplified SDC1 Interface Schematic