N S K E L E C T R O N I C S

LS-UART-WiFi Module

1.1. Main Functions
1.1.1 Summary

• SOC chip based solution: cost-effective high quality and stable, built-in WiFi protocol stack and
• serial transfer protocol;
• Simple interface: 5V, ground, RX, TX four-wire connection;
• Small dimension 22 * 60 * 7 mm;
• Simple and efficient serial user interface, easy for development.
• Can be easily driven by 8,16, 32-bit microcontroller such as MSC51/PIC/ARM7.
• Simple programming.

1.1.2 Specifications

• Support UART data interface, baud rate: 19.2k / 38.4k / 57.6k / 115.2k bps;
• Support 802.11b wireless data rate up to 11Mbps;
• Support Integrated 802.11 MAC protocol functions;
• Support STA applications in basic networks;
• Support OPEN / WEP authentication method;
• Support shared key encryption method wep64/wep128 data transmission;
• Support automatic networking mode and manual networking mode.
• In the automatic mode, the module can automatically scan the target network, and can automatically reconnect when disconnected
• In manual mode, user can control to connect or disconnect flexibly; Support RAW / UDP / TCP format of network data transmission;

Support 7 groups of basic parameter settings, can connect up to seven target networks;
Support parameter configuration through the user interface;
Support online firmware upgrade
Support external antenna, UFL interface. Maximum transmission power is 100mW, and receiving
sensitivity is -90dBm;