Mini GSM/GPRS Module SIM800A
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৳1,199
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SIM800A Wireless Extension Module SMS GSM GPRS STM32 Development Board.TTL serial port and RS232 serial port, TTL serial port compatible with 51, SIM32, ARDUINO and so on Reserved voice interface, you can directly access mic, headphones and other equipment.
Feature:
- TTL level serial port compatible with 3.3V and 5V microcontrollers.
- The initial use of computer debugging, it is recommended to use CP2102 USB-TTL module to power supply and communication;
- Using the MCU control module, you can also using the USB - 232 monitoring return data on the instructions, great convenience to find the problem, especially suitable for 51 MCU.
- Standby in 30MA or so, you can set the sleep state of about 10MA low power consumption.
- Support SMS, GPRS data transmission, send MMS, DTMF, HTTP, FTP, PPP dial-up and other functions.
- The hardware contains one channel reset pin. This reset pin can be used to resolve a problem with the module.
- Development board supports 2G / 3G / 4G Unicom or mobile phone card.
Specifications:
- Arduino 51 STM32 AVR MCU compatible
- Prototype expand
- The frequency is 850/900/1800/1900 MHz
- Power supply range: voltage is 5-12V; current is 1A or more (the current is very important).
- Operating temperature range: -40 °C to +85 °C
- Communication interface: The TTL level serial interface compatible 2.85/3.3/5V
- LED: Two led, the Net led and the RING led.
- Size: 48*50mm
- SIMCARD: micro SIMCARD holder
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