GPRS/GSM Development Board – A9 Pudding Board
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GPRS/GSM Development Board – A9 GPRS/GSM Pudding Board
GPRS/GSM Development Board – A9 GPRS/GSM Pudding Board is developed based on Ai-Thinker A9 GPRS/GSM Module.It can be used to make a call, send text messages. Also it has analog interface, IIC interface,TF Card Connector and SPI interface, which you can connect to other expansion modules. It is also very easy to use AT firmware and use several AT commands can be configured successfully.The A9 Pudding Board supports Li-ion battery charger IC, Microphone, Speaker, USB, Buttons and LEDs.30W/200W Camera interface is avaible.
- Li-ion Battery Charger IC inside
- I2C/SPI/UART is avaible
- Support TF Card connector
- Support 30W/200W Camera Interface
- Support the GSM/GPRS Quad-band, including 850,900,1800,1900MHZ.
- Support China Mobile and China Unicom’s 2G GSM network worldwide.
- GPRS Class 10.
- Sensitivity < -105.
- Support for voice calls.
- Support for SMS text messaging.
- Support GPRS data business, the maximum data rate: download 85.6Kbps, upload 42.8Kbps.
- Supports standard GSM07.07, 07.05 AT commands and Ai-Thinker extended commands.
- Supports three serial ports, a serial port to download an AT command port.
- Horizontal positioning accuracy of less than 2.5m.
- AT command supports the standard AT and TCP / IP command interface.
- Support digital audio and analog audio support for HR, FR, EFR, AMR speech coding.
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