Key facts
- Brand
- NEWMSG
- Model
- RF905
- Category
- Other Electronics
- Industry
- Electronics
- Documents
- 2
- Languages
- ZH
- Last added
- 2011-12-16
Start here
NewMsg RF905 RF Module Reference Manual
User Manual 35 pages · 671 KB · ZH
The NewMsg RF905 is a low‑power ISM‑band transceiver supporting 433 MHz, 868 MHz and 915 MHz frequencies. It features GFSK modulation, CRC error checking, and a built‑in ShockBurst protocol for reliable point‑to‑point communication.
The document provides detailed pin descriptions, SPI interface timing, electrical specifications, and operating mode procedures, helping developers integrate the module into their designs. This manual is written in Chinese.
NEWMSG RF905 specifications
| Operating Voltage (minimum) | 3.0 V |
|---|---|
| Maximum Transmit Power | 10 dBm |
| Maximum Data Rate | 50 kbps |
| Receive Mode Current | 12.5 mA |
| Power‑Down Current | 2.5 µA |
| Operating Temperature Range | -40 to +85 °C |
Source: NewMsg RF905 Development Guide
All NEWMSG RF905 documents by type
User Manual 2
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
Can the CSN pin be tied directly to ground when using a single RF905 module?
No, CSN is the SPI chip‑select line and must be driven high for the RF905 to accept data.
What is the current consumption in power‑down mode?
The module draws about 2.5 µA in power‑down mode.