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WG237 is a low-power embedded wireless network control WiFi module. It can meet the needs of IoT applications such as smart grid, building automation, security, smart home, and telemedicine.
Read More| Work mode | Soft AP/ Station |
| Wireless | IEEE802. 11 b/g/n |
| Dimension | 24.0mm*16.0mm*3.1mm |
WG237 is a low-power embedded wireless network control WiFi module. It can meet the needs of IoT applications such as smart grid, building automation, security, smart home, and telemedicine.
The WG237WiFi module is packaged in a small size. It integrates a RISC-V 32-bit single-core processor. The main frequency of WG237 supports up to 120 MHz, PCB onboard antenna.
WG237WiFi module supports standard IEEE802. 11 b/g/n protocol and BLE5.0. Users can use WG237 to add Bluetooth distribution and networking functions to the device. It is also possible to build a stand-alone network controller.
Product Features：
◆Adopt SMD-22 package
◆Onboard PCB antenna
◆Working voltage: 3.3V
◆Working environment temperature: -40-85°C
◆Built-in ESP32-C3 chip, RISC-V 32-bit single-core microprocessor, the main frequency is up to 120MHz
◆ SRAM 272KB (including 16KB for cache)
◆ROM 576KB
◆Module built-in Flash 2/
◆ WIFI
◆ Support IEEE 802. 11 b/g/n protocol
◆ Support 1T1R mode, data rate up to 72Mbps
◆WIFI @2.4 GHz, support WEP/WPA-PSK/WPA2-PSK security mode
◆Frame aggregation (TX/RX A-MPDU, RX A-MSDU)
Bluetooth
◆Bluetooth 5.0 Low Energy: Bluetooth 5, Bluetooth mesh
◆Rate support 125Kbps, 500Kbps, 1Mbps, 2Mbps
◆Advertising Extensions
◆Multiple Advertisement Sets
◆Channel Selection Algorithm #2
◆ Hardware
◆ Support GPIO*14, SPI*3, UART*2, I2C, I2S, infrared transceiver, PWM controller*6, general purpose DMA controller,
Temperature sensor, SAR A/D converter*5
◆ Support STA/AP/STA+AP working mode.
◆ Timer
– 1 × 54-bit general-purpose timer
– 2 × watchdog timers
– 1 × 52-bit system timer
◆ Support remote OTA
| Hardware Features | |
| Module | WG237 |
| Antenna type | PCB |
| Voltage | 3.3V+/-10% |
| Dimensions(L×W×H) | 24.0mm*16.0mm*3.1mm |
| Others | |
| Environment | Operating Temperature: -40℃~85℃/-40℃~105℃(Customizable) |
| Storage Temperature: -40℃~105℃ | |
| Operating Humidity: 10%~90% non-condensing | |
| Storage Humidity: 5%~90% non-condensing | |
| 2.4GHz WIFI Features | |
| Wireless standards | IEEE 802.11 b/g/n |
| Frequency range | 2.412-2.484GHz |
| Data rates | IEEE 802.11 b Standard Mode: 1,2,5.5,11Mbps |
| IEEE 802.11 g Standard Mode: 6,9,12,18,24,36,48,54Mbps | |
| IEEE 802.11 n Standard Mode: 150Mbps @ HT40(MCS7) | |
| 2.4G Receive sensitivity | IEEE 802.11b: -85dBm@ 8% PER |
| IEEE 802.11g: -76dBm@10% PER | |
| IEEE 802.11n: -73dBm@10% PER(MCS7) | |
| Wireless security | Support of WEP, WPA, WPA2, WPA3 (Personal and Enterprise modes) |
| Wireless transmit power with ±2dBm tolerance | IEEE 802.11b: 17dBm |
| IEEE 802.11g: 14dBm | |
| IEEE 802.11n: 12-14dBm@HT20 MCS7 | |
| Work mode | Soft AP/ Station |
Bluetooth parameters
| Parameter | Condition | Minimum | Typical | Maximum | Unit |
| Working frequency | 2402 | 2480 | MHz | ||
| Data Rate | 2 | Mbps | |||
| Wireless transmit power | -24 | 9 | -21 | dBm | |
| Sensitivity | -97 | -100 | -97 | dBm |
◆ Internet of things
◆ Internet Consumer Devices
◆ Measurement
◆ Building automation
◆ Home automation
◆ Smart Home Gateway
◆ Smart lighting
◆ Smart Plugs and Lights
◆ Baby monitor
◆ Mesh network
◆ Sensor Networks
◆ Industrial control
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