WG222基于MTK芯片MT7697研发,WiFi符合802.11 a/b/g/n 无线标准,支持2.4GHz和5GHz双频WiFi,蓝牙支持低功耗蓝牙。2.4G/5G双频WiFi+蓝牙二合一组合模块WG222的WiFi部分的接口是UART,蓝牙部分是UART/PCM 接口。
模块包含ARM Cortex-M4F MCU以及许多接口:UART,I2C,SPI,I2S,PWM,IrDA和辅助ADC,仅需要外部3.3V电源供电。
WG222应用框图
BLE信标
蓝牙网关
可穿戴设备
Wi-Fi位置感知设备
安全ID标签
工业无线控制
智能家居
硬件特性/Hardware Features |
Model | WG222 |
Antenna Type | IPEX connect or PCB Antenna |
Chipset solution | MT7697 |
Voltage | 3.3V±10% |
Dimension(L×W×H) | 31.3mm*20.3mm*3.2mm |
WIFI Wireless Features |
Wireless Standards | IEEE 802.11a/b/g/n |
Frequency Range | 2.412GHz-2.484GHz & 5.180GHz -5.825GHz |
Data Rates | IEEE 802.11b : 1,2,5.5,11Mbps |
IEEE 802.11g : 6,9,12,18,24,36,48,54Mbps |
IEEE 802.11n : MCS0--MCS7 @ HT20 /2.4GHz band |
MCS0--MCS7 @ HT40 /2.4GHz band |
MCS0—MCS7 @ HT40 /5GHz band |
Receiver Sensitivity | HT40 MCS7 : -70dBm@10% PER(MCS7) /5GHz band |
HT40 MCS7 : -70dBm@10% PER(MCS7) /2.4GHz band |
HT20 MCS7 : -73dBm@10% PER(MCS7) /2.4GHz band |
54M: -75dBm@10% PER |
11M: -88dBm@ 8% PER |
Modulation Technique | DSSS (DBPSK, DQPSK, CCK) |
OFDM (BPSK, QPSK, 16-QAM, 64-QAM) |
Wireless Security | WPA/WPA2, WEP, TKIP and AES, WPS2.0, WAPI |
Transmit Power | IEEE 802.11n: 14-17dBm @HT20 MCS7 /5GHz band |
IEEE 802.11n: 14-17dBm @HT40 MCS7 /5GHz band |
IEEE 802.11n: 15-18dBm @HT20/40 MCS7 /2.4GHz band |
IEEE 802.11g: 15-18dBm @54Mbps |
IEEE 802.11b: 18-21dBm @11Mbps |
Work Mode | AP, Station, AP/Client |
Others |
Certification | RoHS compliance |
Environment | Operating Temperature: -20℃~70℃ |
Storage Temperature: -40℃~125℃ |
Operating Humidity: 10%~90% non-condensing |
Storage Humidity: 5%~90% non-condensing |
Bluetooth Wireless Features |
Wireless Standards | Bluetooth4.2 BLE |
Frequency Range | 2.402GHz -2.480GHz |
Receive Sensitivity | BER<0.1%: -95dBm |
Wireless Transmit Power | BLE: -20dBm to +10dBm |
(1)WiFi:
支持双频2.4GHz和5GHz的WiFi
频率范围:2.412GHz-2.484GHz,5.180GHz -5.825GHz
在2.4GHz频段和5GHz频段支持20MHz,40MHz带宽
双频1T1R模式,数据速率高达150Mbps
工作模式:AP模式,、Station模式、AP Client模式
(2)蓝牙:
符合蓝牙v4.2 BLE规范
频率范围:2.402GHz -2.480GHz
增强功率控制,BLE无线蓝牙传输功率范围为-20 dBm —— +10dBm
接收灵敏度:-95dBm
且蓝牙部分可作为BLE蓝牙信标