Functional Diagram; Evaluation Board - Quectel FC80A User Manual

2.3. Functional Diagram

The following figure shows a block diagram of FC80A.
VBAT
VDDIO
WLAN_EN
WLAN_WAKE
SDIO 3.0
SDIO_VSEL
BT UART
PCM
BT_EN
HOST_WAKE_BT
BT_WAKE_HOST
WLAN_SLP_CLK
NOTE
Dedicated Bluetooth antenna (ANT_BT) is optional according to the order code of the module.

2.4. Evaluation Board

To help customers to develop applications with FC80A, Quectel supplies an evaluation board
(UMTS&LTE EVB), an RS-232 to USB converter cable, a USB data cable, a power adapter, antennas
and other peripherals to control or test the module. For details, see document [1].
FC80A_Hardware_Design
Main Chip
Figure 1: Functional Diagram of FC80A
Wi-Fi&Bluetooth Module Series
37.4 MHz
XO
TX/RX
Blocks
Switch/
BT xLNA
Optional dedicated BT
antenna switch/xLNA
ANT_WIFI1
ANT_WIFI0/BT
ANT_BT
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