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1. Product description
1.1. Brief introduction
HLK-B30 is a low-cost embedded UART-WiFi (serial-wireless network) module launched by
Hi-Link Electronics.
This product is based on an embedded module that complies with the network standard through
a serial interface and has a built-in TCP / IP protocol stack.
With the HLK-B30 module, traditional serial devices can transmit their own data over the
Internet without changing any configuration, providing a complete and fast solution for users' serial
devices to transmit data over the network.
1.2. Product Features
Support 802.11b / g / n standards, integrating ARM9, WLAN MAC / Baseband / BLE 4.2
Main frequency supports 120MHz
Built-in 256KB RAM / 2MB FLASH
Working voltage: 3.0-3.6V
2.4G / 1T1R WiFi, BLE 4.2
Support BLE fast network configuration
Support Station, Soft AP
Support SmartConfig, WPA / WPA2 security mode, STA / AP working mode
Support 802.11b / g / n standard, HT-40
Support AP, STA and BLE mixed mode
Rich peripheral interfaces, 1 * SPI, 2 * UART, 6 * PWM, 19 * GPIO
Widely used in the Internet of Things
Support multiple encryption methods WEP64 / 128, TKIP, AES, WPA, WPA2, WAPI