Air202 GSM/GPRS module

Product Features:
1. Quad-band GSM/GPRS module using RDA8955 platform;
2. Support GPRS multi-slot level 10 and GPRS encoding formats CS-1, CS-2, CS-3 and CS-4;
3. With a small size of 17.7*14.8*2.3mm, SMD LCC package, can be embedded in customer applications;
4. Built-in 32Mb Nor Flash and 32Mb SRAM, support three development modes: Lua script, AT command and C language SDK development mode;
5. Rich peripheral interface, support UARTSPII2C and other interfaces, support up to 16 GPIOs, and support ADC, audio input and output functions;
6. Using power-saving technology, the current consumption is as low as 1.14 mA in sleep mode DRX=5.

Frequency band: QUAD BAND: GSM850, GSM900, DCS1800, PCS1900,The automatic search band selection with segment can be set by the AT command to comply with GSM Phase 2 / 2 +

Transmit power: Class 4 ( 2W ) : GSM850 and GSM900 Class 1 ( 1W ) : DCS1800 and PCS1900

powered by: VBAT 3.4V – 4.2V . TYPICAL VALUE 3.8V

Power saving mode current consumption: 1.40mA@DRX-2, 1.14 mA DRX-5, 1.03 mA@ DRX=9

GPRS CONNECTION FEATURE: GPRS MULTI-SLOT LEVEL IS 12 (DEFAULT) GPRS MOBILE STATION LEVEL B

GPRS DATA CHARACTERISTICS: 

GPRS data downlink transmission: maximum 85.6 kbps GPRS data uplink transmission: maximum 85.6 kbps, ENCODING FORMAT: CS – 1 , CS – 2 .

CS – 3 AND CS – 4, SUPPORTS THE PAP (CRYPTOGRAPHIC AUTHENTICATION PROTOCOL) PROTOCOL EMBEDDING PROTOCOL COMMONLY USED FOR PPP CONNECTIONS: TCP / UDP / FTP / PPP, ETC.

SUPPORT PACKET BROADCAST CONTROL CHANNEL (PBCCH)

Temperature range: NORMAL OPERATING TEMPERATURE: -40 ” C ~ + 85 ” C STORAGE TEMPERATURE: 45 ” C ~ + 90 ” C

SHORT MESSAGE ( SMS ): Text and PDU mode

SIM CARD INTERFACE SUPPORTS SIM / USIM CARD: 1.8V, 3V

Antenna interface characteristic impedance: 50 ohm

Audio port: Supports call, recording and playback functions, and can directly drive 8 Euro frozen speakers

Zhongkou: Full-featured middle mouth, USED FOR AT COMMAND AND GPRS, Adaptive baud rate: from 2400 bps to 921600 bps, For software upgrades for software debugging

SPI: stand by

12C: stand by

Real Time Clock: stand by