Cellular/Wlan Coex Interface; Antenna Tuner Control Interface - Quectel EM05-G Hardware Design

4.5. Cellular/WLAN COEX Interface*

EM05-G provides a cellular/WLAN COEX interface, the following table shows the pin definition of this
interface.
Table 19: Pin Definition of COEX Interface
Pin No. Pin Name
60 WLAN_PA_EN*
62 COEX_RXD*
64 COEX_TXD*

4.6. Antenna Tuner Control Interface*

The module provides ANTCTL[0:3] and RFFE pins used for antenna tuner control, which should be
routed to an appropriate antenna control circuit. More details about the interface will be added in the
future version of this document.
Table 20: Pin Definition of Antenna Tuner Control Interface
Pin No. Pin Name
56 RFFE_CLK
58 RFFE_DATA
24 VDD_IO
59 ANTCTL0*
61 ANTCTL1*
63 ANTCTL2*
65 ANTCTL3*
EM05-G_Hardware_Design
I/O Description
Notification from WLAN to SDR while
DI
transmitting
DI, PD LTE/WLAN coexistence receive
DO, PD LTE/WLAN coexistence transmit
I/O Description
1)
DO, PD
Used for external MIPI IC
control
1)
DO, PD
PO Antenna tuner supply power.
DO, PD
DO, PD
Antenna Control
DO, PD
DO, PD
LTE Standard Module Series
EM05-G Hardware Design
DC Characteristic
1.8 V
1.8 V
1.8 V
DC Characteristic
1.8 V
1.8 V
1.8 V
1.8 V
1.8 V
1.8 V
1.8 V
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