User guide

UC864-E/G/WD/WDU Hardware User Guide

1vv0300766a Rev.4

- 03/02/09

WCDMA 4.1 / 1.3*

AT+CFUN=0 or

AT+CFUN=5

GSM 3.3 / 1.3*

Power saving; CFUN=0 module registered on the

network and can receive voice call or an SMS; but it is

not possible to send AT commands; module wakes up

with an unsolicited code (call or SMS) or rising RTS

line.

CFN=5 full functionality with power saving;

Module registered on the network can receive

incoming call sand SMS

WCDMA TX and RX mode with GPS OFF GPS OFF in UC864-G

WCDMA Voice 690 WCDMA voice channel

WCDMA data 680 WCDMA data channel

HSDPA 730 HSDPA data channel (HSDPA for UC864-E/G only)

GSM TX and RX mode with GPS OFF GPS OFF in UC864-G

GSM Voice 320 GSM voice channel

GPRS Class12 790 GPRS data channel

EDGE Class12 560 EDGE data channel

* Worst/best case depends on network configuration and is not under module control.

UC864-G only

Mode Average(mA) Mode Description

IDLE mode with GPS ON full power mode*

WCDMA 117

AT+CFUN=1

GSM 113

WCDMA 109

AT+CFUN=4

GSM 109

Stand by mode; no call in progress; GPS ON

WCDMA TX and RX mode with GPS ON full

power mode*

WCDMA Voice 785 WCDMA voice channel

NOTE:

UC864-E version cannot be put in saving mode if USB_VBUS is connected, first of

all, you MUST cut off the supplying power to the USB_VBUS, or the module will not

go in power saving mode.