SimCom SIM900 Series

SIM900 NTP AT Command Manual_V1.00

SimCom SIM900 Series Specifications

General

Technology	GSM/GPRS
Dimensions	24mm x 24mm x 3mm
Frequency Bands	850/900/1800/1900MHz
GPRS Class	Class 10
Data Rate	85.6 kbps (downlink), 42.8 kbps (uplink)
SMS	Text and PDU mode

Summary

Introduction to SIM900 NTP AT Commands

Features of SIM900 NTP Module

Lists the features of the SIM900 NTP module and its applicability.

Reference to SIM900 AT Commands Set

Provides a reference to the SIM900 AT Commands Set.

SIM900 AT Commands Overview

AT+CNTP Command for NTP

Sets NTP parameters and retrieves network time with detailed command usage.

Practical Examples for SIM900 NTP

Activate Bearer Profile Example

Demonstrates activating bearer profiles for network connectivity.

Set NTP Parameters and Get Network Time Example

Shows how to set NTP parameters and retrieve network time.

Deactivate Bearer Profile Example

Demonstrates deactivating bearer profiles after use.