The user manual of WIFI
、
Bluetooth module
1. The product description
MW604 module is a low-power and high reliability Wi Fi module for IOT interworking. MTK WiFi & BT combo scheme
is selected for the project, which supports 802.11a/b/g/n/ac/ax, 2T2R MIMO and dual BT5.2.Usb3.0 can be connected
externally interface. WiFi / BT antenna adopts printed board antenna, compatible with BLE design and external pull antenna.
FunctionalBlockDiagram
2. 3. Features
System function
Main Chipset
MTK MT7921AUN
Operating Frequency
2.400 ~ 2.4835 GHz, 5.150 ~ 5.85GHz 5.9G-7.125GHz
Wi-Fi Standard
IEEE2.11a/b/g/n/ac/ax 2T2R 20M/40M/80MHz
Bluetooth
Bluetooth specification 2.1+EDR
Bluetooth 4.2 Low Energy (LE)
Bluetooth 5.2. Support mesh.
Modulation
WiFi
：
802.11b:DBPSK,DQPSK,CCK for DSSS
802.11g:BPSK,QPSK,16QAM,64QAM for OFDM
802.11n:BPSK,QPSK,16QAM,64QAM for OFDM
802.11ac:BPSK,QPSK,16QAM,64QAM,256QAM for OFDM
802.11ax:BPSK,QPSK,16QAM,64QAM,256QAM,1024QAM for OFDM
Bluetooth:GFSK,
π
/4-DQPSK and 8-DPSK
20pin FFC
Host interface
High speed USB 2.0 interface
High speed USB 3.0 interface
Dimension
70
（
mm
）
*33
（
mm
）
*3.15(mm
）
MT7921AUN
C
onn
ec
tor
DC/DC
5V
3.3V
RST
DEV_WAKE_HST
BT_HOST_WAKE
DP
DN
MN_LPF
MN_LPF
BT0_TRX
BT1_TRX
BT1_ANT
BT0_ANT
Filter
Filter
WF0_5GTRX
WF0_2G_TRX
WF1_5G_TRX
WF1_2G_TRX
WF0_ANT
WF1_ANT
40MHz
1.2V
0.8V
1.8V
0.9V
0.7V
