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Quick Details

  • Products Status: Stock
  • Style: Internal, Internal
  • Type: Wireless, gsm sms modem
  • Interface Type: TTL
  • Transmission Rate: 300-115200bps
  • Certification: CE FCC, CE FCC
  • Brand Name: Mellow
  • Model Number: ML8012
  • Place of Origin: Guangdong, China (Mainland)
  • Working Frequency: 850/900/1800/1900MHz
  • Interface: TTL( 3.3V or 5V ttl level )
  • Work Voltage: 6-24V (5V customize)
  • Size: 58mm*46mm*12mm
  • OEM: Yes

Packaging & Delivery

Packaging Details: Standard Package & OEM Package
Delivery Detail: 2-10 working days upon receipt of payment

Specifications

1.850/900/1800/1900MHz four frequency
2.gsm modules with ttl interface
3.power supply:6-24VDC (5V customize)
4.OEM customize

ML8012 GSM SMS Modem is a Quad-band GSM/GPRS engine that works at frequencies GSM850MHz, GSM900MHz, DCS1800MHz and PCS1900MHz..

The ML8012 features GPRS multi-slot class 12 and supports the GPRS coding schemes CS-1, CS-2, CS-3 and CS-4.

ML8012 is integrated with Internet service protocols, which are TCP/UDP, FTP and HTTP.

Extended AT commands have been developed for customer to use these Internet service protocols easily.

 

 

Technical Specification

 

 

Feature

Implementation, ml8012 gsm gprs module

Power supply

Single supply voltage 6.0V – 24.0V (5.0V customize)

Frequency bands

Quad-band: GSM850, GSM900, DCS1800, PCS1900.

The module can search these frequency bands automatically

The frequency bands can be set by AT command.

Compliant to GSM Phase 2/2+

Transmitting power

Class 4 (2W) at GSM850 and GSM900

Class 1 (1W) at DCS1800 and PCS1900

GPRS connectivity

GPRS multi-slot class 12(default)

GPRS multi-slot class 1~12(configurable)

GPRS mobile station class B

Temperature range

Normal operation: -35°C ~ +80°C

Restricted operation: -45°C ~ -35°C and +80°C ~ +85°C1)

Storage temperature: -45°C ~ +90°C

DATA GPRS:

CSD:

GPRS data downlink transfer: max. 85.6 kbps

GPRS data uplink transfer: max. 85.6 kbps

Coding scheme: CS-1, CS-2, CS-3 and CS-4

Support the protocols PAP (Password Authentication Protocol)

usually used for PPP connections

Internet service protocols TCP/UDP/FTP/HTTP/SMS

Support Packet Switched Broadcast Control Channel (PBCCH)

CSD transmission rates: 2.4, 4.8, 9.6, 14.4 kbps non-transparent

Unstructured Supplementary Services Data (USSD) support

SMS

MT, MO, CB, Text and PDU mode

SMS storage: SIM card

FAX

Group 3 Class 1 and Class 2

SIM interface

Port SIM card: 1.8V, 3V, Protected against ESD with a TVS diode array.

Serial interface

Support from 4800 bps to 115200 bps, default auto baud rate

Support TTL 3.3V level,optional 5V TTL level

Embed standard AT command(GSM07.05 and 07.07)

Phonebook management

Support phonebook types: SM, FD, LD, RC, ON, MC

SIM Application Toolkit

Support SAT class 3, GSM 11.14 Release 99

Physical characteristics

58*46*12mm

 

 

Pin Description        

 

     

PIN NAME

PIN

I/O

DESCRIPTION

DC CHARATERISTICS

COMMENT

VCC

1

P

Power

6.0V – 24.0V

(5.0V Customize )

 

GND

2

P

Power and signal ground

  

TXD

3

O

TTL level:

UART Transmitting data.

Default 3.3V TTL

5.0V TTL Optional

RXD

4

I

TTL level:

UART Receiving data.

3.3V and 5.0V TTL Compatible

DTR

5

I

TTL level:

Data terminal ready

3.3V and 5.0V TTL Compatible

RI

6

O

TTL level:

Ring indicator

Default 3.3V TTL

5.0V TTL Optional

STA

7

O

TTL level:

Used to indicate the module operating status. High level indicates module powered on and low level indicates powered off.

Default 3.3V TTL

5.0V TTL Optional

PWRKEY

8

I

TTL level:

Power on/off control input, PWRKEY should be pulled up for a moment to turn on or turn off the module.

3.3V and 5.0V TTL Compatible

 

 

Application

 

 

l  Remote Data Monitor and Control

l  Security systems

l  Water, gas and oil flow metering

l  Power station monitoring and control

l  Remote POS (point of sale) terminals

l  Traffic signals monitor and control

l  Fleet management and tracking systems

l  Power distribution network supervision

l  Central heating system supervision

l  Weather station data transmission

l  Hydrologic data acquisition

l  Vending machine

l  Traffic info guidance

l  Parking meter and Taxi Monitor

l  AMR (automatic meter reading) for power,water,gas.oil meter

l  Telecom equipment supervision (Mobile base station, microwave or optical relay station)

 

                                            

 

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