Shenzhen Qianhai Lensen Technology Co., Ltd
Lensen help your system link faster
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LS-S100 is a Mini-size RF data module. It is usually used for restricted space application. With TTL interface, this wireless transeiver is widely used for micro-controller wireless communication and other TTL level port communication systems. It has high reliability and good performance.
I. Technical specification
| PERFORMANCE | |
| Power Output: | 100mW(Default), |
| RF Line-of-sight Range: | 1000m@1200bps; 600m@9600bps |
| RF Effective Rate: | 1200/2400/4800/9600/19200bps |
| Space Channel: | 1MHz(Default),(12.5/25KHz/other customization ) |
| Bandwidth: | <25KHz |
| Receiver Sensitivity: | -123dBm@1200bps(1% BER) |
| NETWORKING | |
| Networking Topology: | Point-to-point, point-to-multipoint |
| COMPATIBILITY | |
| LS-U Series | |
| POWER | |
| Supply Voltage: | 5V DC (default), |
| Transmit Current: | 100mA |
| Receive Current: | 30mA |
| Sleep current: | 10uA |
| GENERAL | |
| Communication Mode: | Half-duplex |
| Frequency Band: | 433MHz (400/450MHz/470MHz) |
| Channel: | 8(default),16/32/64(optional) |
| Interface: | TTL |
| PHYSICAL PROPERTIES | |
| Size: | 28mm×15mm×10mm (excluding antenna base and data pin) |
| Weight: | 20g |
| Antenna Base: | 50Ω, SMA |
| Operating Temperature: | Industrial:-40℃~+85℃(TCXO) |
| Frequency Stability: | ±2.5ppm Industrial |
II. Application Field
III. How to Use It
1. Default 5V Power supply
2. PIN Definition (6pin)
Table 1: JP1 Pin Definitions and connection methods
| Pin No. | Signal Name | Function | Level | Connection with terminal | Remarks |
| 1 | GND | Grounding of power supply | - | Ground | |
| 2 | VCC | Power supply: DC 5V | - | ||
| 3 | RXD/TTL | Data receiving | TTL | TxD | |
| 4 | TXD/TTL | Data transmitting | TTL | RxD | |
| 5 | SLP | Sleep control | - | Sleep signal | Low level valid |
| 6 | TEST | Factory testing | - | - |
Parameter setting by our software
You can use our software Lensen.exe to read or set the parameter on computer. When you connect RF module to PC by the testing cable, please remember to connect the DB9 as well as USB port to computer.
Corresponding frequency points at 433MHz of 1-8 channels
| Channel | Frequency | Channel | Frequency | Channel | Frequency | Channel | Frequency |
| 1 | 429.0325MHZ | 2 | 430.0325MHZ | 3 | 431.0325MHZ | 4 | 432.0325MHZ |
| 5 | 433.0325MHZ | 6 | 434.0325MHZ | 7 | 435.0325MHZ | 8 | 436.0325MHZ |
