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Item specifics
  • Model Number: SIM900A development board
  • Brand Name: BETTERSHENGSUN
  • is_customized: Yes
  • Test1: 4
  • Test4: 4
Product Description
Industrial grade dual band GSM/GPRS module SIM900A module development board SIMCOM,: SIM900A,: 900/1800Mhz, work of dual frequency can achieve SMS (voice, SMS, MMS), the transmission of data and fax information.
To control the GSM module using the 51 chip now familiar development board. The use of single use STC series IAP15K2F61S2 market rate is very high, the chip has 60KB FLASH and 2K RAM, can satisfy the user program storage capacity and transformation of library. The single chip has 2 serial port, a computer link, another module with GSM link. Through the USB interface programming procedures.
Development board has 2 control modes: the first is the jumper jumped to 2 GSM position, other jumper disconnected, a computer can control GSM module; second is the jumper jumped to the 4 position MCU, other jumper disconnection, can be controlled by a single chip microcomputer.
Development board without power supply, if necessary, please contact customer service.
Shipping list: SIM900A development board (band) +USB extension line + cd;
 
 

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Board and interface:
1 a Headset interface;
2 a microphone interface;
3 a relay interface, normally closed, normally open, including public end;
4.3 keys;
5.3 LED lamps;
6 12V DC power supply interface;
7 a USB interface;
8 a buzzer;
9.P0.0-0.7 and P2.0-2.7 multiple IO leads.
10.SIM900A double frequency module.
Be careful.
The power input is 9-30V.
The peak current of GSM module of 2A, texting and calling or connect to the GPRS, module power consumption will be high; if the user use the AC adapter itself, to ensure that the current large enough, if appears insufficient module automatically shutdown phenomenon. So at least the power adapter 1A above.
 
 
Packaging Details
  • Unit Type: piece
  • Package Weight: 1.0kg (2.20lb.)
  • Package Size: 15cm x 18cm x 15cm (5.91in x 7.09in x 5.91in)
Shipping
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Packaging Details
  • Unit Type: piece
  • Package Weight: 1.0kg (2.20lb.)
  • Package Size: 15cm x 18cm x 15cm (5.91in x 7.09in x 5.91in)
Payment
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