AT check link of the module and uart Num 1 Command ATI Description Display Product Identification Informantion

e.g. ati SIMCOM_Ltd SIMCOM_SIM300 Revision:1604B04SIM300M32_SST34HF3284_INTL OK at+cmic=0,5 OK at&w OK at+gsn 001000000000000 OK atd112; OK RING ata OK ats0=1 OK RING把模块配置成最小功能模式丆模块的RF部 ath OK分或者SIM卡部分或都不工作 at+cfun?+CFUN: 1 AT+CFUN=0:最小功能模式丟=1:全功能模 OK式(默认乯丟=4:飞行模式。

查询产品信息

2

AT&W

Store Current Parameter to User Defined Profile Request TA Serial Number Identification(IMEI) Mobile Originated Call to Dial a Number

保存当前参数设置

3 4 5 6 7

AT+GSN ATD ATA ATS0 ATH

查询IMEI拨打电话接电话设置自动接听功能挂断现有连接

Answer an Incoming Call Set Number of Rings before Automatically Answer the Call Disconnect Existing Connection

8

AT+CFUN

Set Phone Functionalitly

查询或设置电话功能

9 10 11

12

13

14

15

16 17

18

19 20

21

22

23 24

25

26 27

at+csq+CSQ: 31,0 OK at+cops? Operator Selection+COPS: 0,0,"CHINA MOBILE" AT+COPS OK at+creg?+CREG: 0,1 Network Registration AT+CREG OK at+cband?+CBAND:"EGSM_DCS_MODE" OK Get and Set Mobile Operation Band AT+CBAND at+cband=?+CBAND: (PGSM_MODE,DCS_MODE,PCS_MODE,EGSM_DCS_MODE,GSM850_PCS_MODE) OK at+cmic?+CMIC: 5,2 Change the Mic Gain Level OK AT+CMIC at+cmic=0,6 OK at+clvl?+CLVL: 70 Loud Speaker Volume Level OK AT+CLVL at+clvl=80 OK at+chfa?+CHFA: 0 Swap the Audio Channels OK AT+CHFA at+chfa=1 OK at+cbc Battery Charge+CBC: 0,50,4097 AT+CBC OK at+cadc?+CADC: 1,2039 AT+CADC Read ADC OK at+csclk?+CSCLK: 0 Configure Slow Clock OK AT+CSCLK at+csclk=1 OK at+cpowd=1 Power Off AT+CPOWD NORMAL POWER DOWN at+calarm=1,"03/01/01,12:40:00+00",0,0 Set Alarm AT+CALARM OK at+cclk? Clock+CCLK:"03/01/01,12:33:25+00" AT+CCLK OK at+ipr?设置固定波特率保存后以后+IPR: 0 Set TE-TA Fixed Local Rate OK开机的时候URC就会上报“ AT+IPR at+ipr=115200 RDY”字符 OK at+sidet=?+SIDET: (0-32767) OK at+sidet? Change the Side Tone Gain Level AT+SIDET+SIDET(NORMAL_AUDIO): 32767 OK at+sidet=32767 OK at+simtone=1,1000,1000,1000,1000 OK AT+SIMTONE Generate Specifically Tone+STTONE: 0 at+cldtmf=10,"1" AT+CLDTMF Local DTMF Tone Generation OK at+cflash=? S71PL032J* S71PL032A_MB AT+CFLASH Flash Type Report 34HF3284 MEMOCOM_KS03208AB OK at+cdevice? Device Name: 34HF3284 AT+CDEVICE Current Flash Type Report OK AT+ CMTE? Set Critical Temperature+CMTE:<mode><Temperature> Operating Mode Or Query AT+CMTE OK Temperature

AT+CSQ

Signal Quality Report

回报信号强度和误码率查询移动设备运营商信息查询网络注册信息

查询或设置移动设备工作的频段

查询或设置麦克增益等级

查询或设置扬声器的音量等级

查询或改变音频通道

查询电池电压查询辅助电压值

设置慢时钟

关机设定闹钟查询时间

查询或设定固定波特率

改变侧音增益等级

产生特定的频率的音调产生双音多频音调

查询支持的flash类型

查询当前使用的flash型号查询设置临界温度