Ebyte E90-DTU 400SL30-GPRS, User Manual

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Chengdu Ebyte Electronic Technology Co,;Ltd E90-DTU (400SL30-GPRS) user manual
Copyright ©2012–2019，Chengdu Ebyte Electronic Technology Co,;Ltd 3

It supports all 433MHz power frequency bands, and its penetrating diffraction capability is stronger than
470MHz.

Support data transmission rate of 0.3kbps ~ 15.6kbps;

Based on SX1262 development, support the new generation of LoRa technology;

Support RSSI for evaluating signal quality, improving communication network, ranging;

Support LBT, monitor channel environment noise before sending, improve communication success rate;

Industry-standard design, support - 40 ~ 85 ° C for a long-time use;

Use USB to connect the computer, no need to install the driver, connected to the computer can be
configured parameters.

Support 8~28V wide voltage supply, DC power supply base and terminal power supply.

The power supply has good over current, over voltage, anti - reverse connection and other functions.
1.3 Station system parameters
Parameter
type
Parameter
Name
The parameter value Description
NET
Characteristic
parameters
Support
Frequency
Quad-frequency: GSM850, EGSM900,
DCS1800, PCS1900
Module can automatically search frequency
Frequency selection can be set with the AT
command
Conform to GSM Phase 2/2+
-
GPRS
Connection
characteristic
GPRS multi-slot class 12 (default)
GPRS multi-slot class 1~12 (configurable)
GPRS mobile station class B
-
GPRS Data
features
GPRS data downlink transmission: up to 85.6
KBPS
GPRS uplink data transfer: up to 85.6 KBPS
Coding formats: cs-1, cs-2, cs-3 and cs-4
Supports the PAP (password verification
protocol) protocol commonly used for PPP
connections
Support for protocols commonly used for
CHAP (query handshake authentication
protocol)
The built-in protocols:
TCP/UDP/FTP/PPP/HTTP/NTP/MMS/SMTP/
PING, etc.
Support for unstructured supplementary data
services (USSD)
-
The antenna
interface
SMA interface, NET signal output, 50ohm
characteristic impedance
-
Transmission
power
Class 4 (2W)
：
GSM850
and EGSM900
Class 1 (1W)
：
DCS1800 and PCS1900
-