This manual details the Huawei CM300 series AT module, designed for CDMA2000 1X applications. It supports various configurations including phone-type base stations, PCMCIA cards, and external interfaces. The module integrates radio, baseband, and audio processing functions on a single PCB. It supports 153.6kbps full-duplex voice and data transmission, and includes features like power management, call control, and audio interfaces. This manual is written in Chinese.
| Interface | CDMA 2000 1X |
|---|---|
| Data Rate | 153.6kbps |
| Operating Voltage | +3.3V to +4.5V |
| Operating Temperature | -10°C to +55°C |
| Dimensions | 48mm * 35mm * 3mm |
The operating voltage range is +3.3V to +4.5V.
The maximum data rate is 153.6kbps for both forward and reverse channels.
The module supports USB, serial port, audio interfaces, and TR_UIM interface.