KB3061-F CDMA DTU User Manual - Shenzhen Kingbird Network
Contents
1. e EE ii Shenzhen Kingbird network technology CO LTD KB3061 F CDMA DTU KB3061 F CDMA DTU User Manual S0ZOLEEDEOOV N S ELLV89PLE00000V QI13W E Bae Er ne J LA QId zeeson Ach Shenzhen Kingbird Network Technology CO LTD Add 12CD Tower B Haiwang Building NanHai Road Nanshan District Shenzhen Guangdong China TEL 86 755 82556825 83239613 Fax 86 755 83239613 EXT 8012 Web http www kingbirdnet com EMAIL sales1 kingbirdnet com MSN kingbird_sales1 hotmail com SKYPE kingbird_sales1 Zeg Kingbird em i AAA gt i Shenzhen Kingbird network technology CO LTD KB3061 F CDMA DTU 1 Brief Introduction Thanks for you to use our products 1 1 Brief Introduction KB3061 F CDMA DTU Data Terminal Unit is wireless data transmitting terminal of CDMA and embedded with High reliable ARM7 CPU It is applicable to small and medium data transmitting of the Center to multi points multi points scatter Based on the public net KB3061 F CDMA DTU transmit widely stably and reliably KB3061 F CDMA DTU is widely used in unattended operation device Remote AMR remote data acquisition remote AMR remote scheduling and so on Due to this product is designed for industry integrated we adopt special designs in the temperature scope shaking EMC and interface multiform and so on to keep it good stability in the severe atmosphere ensure high quality for your device CDMA mobile net can supply TCP IP connection2. CDMA DTU can be use for internet connection data transmitting application and so on KB3061 F CDMA DTU Data Terminal Unit is special CDMA wireless device that send the data from COM port through CDMA mobile data network Aim at different scope user s requirements to supply different define CDMA Terminal unit it needs taking industry characteristics for developing on hardware amp software and system integration KB3061 F CDMA DTU is used in electric power automatic system industry monitoring traffic management atmosphere pro environment pipe network monitoring finance securities departments and so on Consider the networking request from different application scope achieve Virtual data private network in network structure 1 2 Product Feature e Standard industrial products EMC anti jamming design strong adaptiveness Independent research and developing embedded 32 bit ARM7 CPU with real time operating system Embedded Watchdog chip provide multiple Reset mechanism can be controlled by software achieve industrial security mechanism perfectly Working Frequency adopt 800 MHz compatible CDMA200 1X technology system Advanced and strict data communication protocol with the function of correction and encryption Never lose package when data transmission can Leger Kingbird em Za RA gt ii Shenzhen Kingbird network technology CO LTD KB3061 F CDMA DTU achieve pictures over than 100K and Flash animation fil
3. i Shenzhen Kingbird network technology CO LTD KB3061 F CDMA DTU 3 This software will automatically open corresponding serial search DTU processing please confirm whether the serial port which opened by software is the serial port connected with KB3061 F DTU if not please click the stop button in toolbars in the menu options from the file then change information in COM parameters settings window Note configuration parameters are fixed by 115200bps 4 Connect the KB3061 F to the power supply the system will prompt that search DTU successfully in 5 seconds and show as below Information i Searched DTU Successfully 5 Click Read in toolbars the software will read the parameters and the display the parameter of DTU Local Parameter CDMA ID CDMA DTU the only mark important at communication SIM Code The SIM card number is only for user record Dis Reconnection interval The interval of DTU re connects with backup server or the Main server when DTU connection error or disconnected with Main server or backup server Local port DTU local TCP or UDP port Heartbeat interval The interval of server with DTU s heartbeat for units in seconds scope 0 300S Max package To send data packet maximum DTU data bytes optional 512 bytes or 1024 bytes Data Mininterval The smallest interval packets 0 1000ms serial receives data between two value is less than this if a packet 1 10 units for 100ms Recon Interva
4. ii Shenzhen Kingbird network technology CO LTD KB3061 F CDMA DTU DCD Hardware flow control pins the data is ready RI Hardware flow control pins rang the bell detection SIM_RST The Reset of SIM card if users needn t user defined SIM case then hangs the feet in the air SIM_CLK The Clock of SIM card if users needn t user defined SIM case then hangs the feet in the air SIM_VDD The power supply of SIM card Max current flow is 10mA if users needn t user defined SIM case then hangs the feet in the air GND Module ground VBAT system power supply positive electrode The foot voltage range 5VDC 12VDC When normal situation Under the poor signal the peak point current can reach 1 5A When PCB design we suggest line width 240mil The voltage is influential if serial interface is TTL voltage when users need 5V TTL serial ports level here must provide 5V power supply VOUT 3 9V electrical level output pin user can use directly 2 SIM Card Interface L L G L7 r L G t Please open the SIM Holder cover put the SIM card to right position then close and lock the SIM Holder cover Notes Please don t plug or move SIM card after power on if you need to plug and move please put equipment blackouts first 2 4 Electric Specificity Work Voltage 5V 12V DC Power Standby lt 25mA 5V Communicating lt 120mA 5V Peak point current 1 5A 5V De KIN Z n RA e
5. no heartbeat and can not transmit data no CDMA flow fee If DTU is on sleep state dial DTU number it will be waked up and connected with server then enter into normal working state 5 2 Internet Remote configuration Parameter User can set the DTU parameters through our s configuration software the server software must be our company s Data Center software but for safety s sake user is not advised to set parameters through Internet 5 3 Message Control and Remote Modify Parameters Setting major controlled center number on DTU as cell phone number which Leger er gi TT EE gt ii Shenzhen Kingbird network technology CO LTD KB3061 F CDMA DTU send message Only major controlled center number can send message to control if it is empty it will be controlled by any cell phone number Message control form CMD CMD represent all kinds of instructions noted Instructions are not case sensitive parameters case sensitive 1 spb Enter exit sleep pattern 2 CDMA ip port pn pu user pass apn Server IP Address Port Net Protocol User Protocol and APN When pn is T it represents TCP When it is U it represents UDP when pu is 0 2 represent user s protocol Normal 1 Transparent protocol 2 Single protocol User pass can be empty apn is net access point 3 udn device id Device number setting CDMA ID For example 1 Message set CDMA to sleep the instruction as follow Use cell phone to edi
6. Server or active report all this format when IO state response and change input interface Zone IO Head CDMA ID Zone Function Code able STATE PARITY 0xA881 11bytes 4bytes 0x07 1byte 0x00 or byles CheckSum 2bytes ASCII ASCII 0x01 1byte Notice 1 IO Port State High Level ox Low level ox00 in proper order is 6 10 2 When set the DTU IO automatic alarm Open and the input terminals 6 10 feet of DTU is to the corresponding threshold DTU will sent alarm information to server automatically alarm information is this format 6 2 Output state of IO flow settings 1 Setting Server gt DTU Head Sek Zone PER Zone IO STATE PARITY CODE enabled 0xA881 os 4bytes 0x00 Bk CheckSum 1byte 2bytes 2bytes ASCII ASCII 0x01 1byte State Ouput port state high level 0x01 low level ox00 2 Reply DTU gt Server Head CDMAID Zone FUNCTION Zone OSTATE PARITY CODE enabled OxA881 11byt Abyt 0x00 al Checks Se GE 0x05 1byte E 2bytes Be 2bytes ASCII ASCII 0x01 1byte State Output port state high level ox01 low level ox00 7 KB3061 F Application Guide 7 1 Operation Steps 1 Plug in SIM card 2 Connect the antenna 3 Set DTU Parameters e YEA TH Z n RA e i Shenzhen Kingbird network technology CO LTD KB3061 F CDMA DTU Connect KB3061 F to PC COM port via Development board or conversion circuit Run the configu
7. as LED display information issue system and so on The Appserver interface as follow fi GPRS AppServer Y 1 28 File Options Help Exit H Terminal Record Supervisory Signal Target GPRS SPRED ap Online 2 Refresh 00000000469 00000000469 Target Zone COMS 9600 NONE 8 1 Protocol TCP TCP Connected Successfully Server No 1 Login network Successfully TCP Zeg Kingbird em AAA gt i Shenzhen Kingbird network technology CO LTD KB3061 F CDMA DTU The system schematic structure as follow PC User monitoring software Appserver software Internet Server TCP IP KB3061 F KB3061 F RS232 RS485 KB3061 F RS232 RS485 RS232 RS485
8. Strong server software support Application server software for many years powerful and stable Support special APN data center support fixed IP and DDNS e Working temperature range 30 C 75 C communication is not effected at 30 C 1 3 Safe Use KB3061 F CDMA DTU Completely complied with national radio product safety technical regulations Warm Tip You must not touch the antenna with your hands or body During 15 seconds after KB3061 F DTU started Please keep away from the antenna If the antenna is damaged you must replace it in time assorted and qualified cable and antenna a E Kingbird em Za RA a 28 ii Shenzhen Kingbird network technology CO LTD KB3061 F CDMA DTU 1 4 EMI Now most electric device all has electromagnetic pulse hardening but some old device may have no under RF power radiation it may go wrong When you use KB3061 F CDMA DTU please check the device nearby have electromagnetic pulse hardening or not 1 5 Appearance and Interface Size 54mm L 36mm W 10mm H Pin space 2 0mm KB3061 F BRA KRRIT Tai A 6 Bam 10 Cen Dal in 1 See 4 ok I RT 2 Technical Specification 2 1 CDMA Frequency Band 800 MHz Output Power 30mA 5V Sensitivity lt 104dBm Compatible standard AT command GSM07 05 and 07 07 e RIT ARRA RAR ii Shenzhen Kingbird network technology CO LTD KB3061 F CDMA DTU Support extend command Support SMS CSD FTP DTMF Embed TCP IP Pro
9. U User can set this parameters same as main server COM Parameter Baud Rate The speed of CDMA DTU adopted support from 300 to 115200bps Zeng ge KIN Z n RA e ii Shenzhen Kingbird network technology CO LTD KB3061 F CDMA DTU Data bits The data bits of CDMA DTU COM data support four kinds of bits as 5 6 7 8 Stop bits The stop bits of CDMA DTU COM data support three kinds of bits as1 2 1 5 generally the stop bits is 1bit Verify The way of checking CDMA DTU COM data Classify it to None Even Odd Mark Space etc Flow Control Com data transmission classify to none flow control hardware flow control software flow control None flow control is in genaral Notice After choose or import parameters and click Set button software will Now if you need to change others parameter please choose NO after changed others parameter then click Set will prompt it again choose Yes DTU will restart and exit the Parameters configuration state If you need to change parameter again you should to outage DTU and re search after Power on 5 DTU Remote Control 5 1 Dialing Control Sleep and Waking Up 1 Controlled center number on DTU should set to user s cell phone number Please refer the 4th chapter for parameter setting details 2 Use cell phone dial the SIM card number in DTU if DTU is on working DTU will break away from CDMA and enter into sleep pattern and user can see the green light DTU will be off In sleep pattern
10. debugging and trial in the early time If users develop software completely Our company can offer SDK or Demo program when user monitoring software work as the server when user monitoring software and data center software is integration or Client when user monitoring software and data center software is separation 8 Plug and play of KB3061 F Normally users monitoring software based on serial communication mode before user use CDMA if user want to use CDMA system user is advised to change the communication mode to network communication mode meanwhile Put the protocol of CDMA DTU in monitoring software Invoke SDK from DTU manufacturers and building server and so on many developments and applications My company recommends plug and play solutions user doesn t need to change its monitoring software when users get our product through my company s some software support it can achieve remote CDMA communication through the monitoring software base on COM port communication modem User can build a large SCADA system with our products and software in 10 minutes In early time user debugging and try our products user can use our server If the bulk application is still need to adopt our company server also can lease my company server Our company products plug and play solution requires our server software Center Data to support the following various network scheme adopts our company s server software installed in users server o
11. es transmission no Mosaic happened Various working mode DTU default and Modem DTU mode is CDMA data transmission which can get the data from device s COM port RS232 RS485 TTL and transmit to the server in Internet When set to Modem compatible standard AT commands GSM07 05 and 07 07 user can write AT command software to realize the function user need Various networking ways KB3061 F can network with NET Converter KB2000 and KB3061 F it is convenient to use CDMA without internet This can achieve networking of point to point center to multi points Plug and play when work with KB2000 or KB3061 F of our product no need to develop any software and hardware can build large SCADA system Automatical IP register mechanism can achieve various server modes build complete super large SCADA system Remote sleep and awake User can use appointed cell phone number to dial or send message can sleep or awake DTU it is convenient for user to save a lot of CDMA Flow Fee when no need to use DTU Remote modify DTU parameters Support that SMS and data service center modify DTU parameters O switching value function Two channels input two channels IO output Remote control and reading Alarm status threshold automatic alarm signal report function Strong communication backup function Support automatic switching between main server and backup server It will connect to backup server when main server has problem
12. ii Shenzhen Kingbird network technology CO LTD KB3061 F CDMA DTU 2 5 Circumstances Specificity Working Temperature 30C 75C Storage Temperature 40 C 80 C Relative Humidity 20 95 No Condensation 3 Terminal Setting 3 1 Overview KB3061 F CDMA MODEM must correct installation just can achieve design functions usually equipment installation must be approved in our company under guidance of qualified engineers Note please don t charge when install KB3061 F CDMA MODEM 3 2 Unpack For transportation safety usually KB3061 F CDMA MODEM needs reasonable packaging when you please keep unpacking packaging materials used for future need transshipment KB3061 F CDMA MODEM includes the following parts KB3061 F CDMA MODEM 1Unit Packaging depend on order quantity Small chuck antenna or club shaped antenna SMA interface 1 root KB3061 F special cable 2 When unpacking the case check the specific items according to the packing of user s ordering contract 3 3 Antennas and SIM card installed Antenna support SMA female pedestal Antenna clockwise spin and lock it Note Please don t charged operation when connection with the antenna and install SIM card please don t power on KB3061 F first 3 4 Inspect network situation Connect cable and antenna insert into effective SIM card power on KB3061 F the power light of MODEM will flash after 10 seconds later the power light will always light it means KB3061 F into a no
13. inal input voltage 5V 12V 21 VBAT DC positive input terminal input voltage 5V 12V 22 VOUT Output 3 9V 23 GND Ground 24 SIM_DATA SIM card data Pin Pin statements RST The terminal is reset pin giving RST a low level can reset KB3061 F CTS Hardware DTR Hardware RTS Hardware flow control pin Clear to send flow control pin Data terminal ready flow control pin Request to send GPRS SMS GPRS or SMS optional Pin when set it high then work in GPRS for communication when set it low then work in SMS for communication Output1 IO output terminal the IO terminal is standard 2 8V electrical level can use to output high or low electrical level Output2 IO output terminal the IO terminal is standard 2 8V electrical level can use to output high or low electrical level Input1 IO input terminal can input standard 3 3V electrical level for monitoring statue Input2 IO input terminal can input standard 3 3V electrical level for monitoring statue TXD Serial port output terminal connect with user s serial port receiving point Baud rate 300 115200 BPS RXD Serial port input terminal connect with user s serial port output point Baud rate 300 115200 BPS STATUS Statue indication when high electrical level it means module start and enter to work status when low electrical level it means module is closed when its configuration mode the pin is high level EEN e KIN Z n RA e
14. l No Response reconnection cycle if it do not received answer from server for some time DTU will reconnect with the server If you set this parameter to Zero DTU will not reconnect The value scope 0 3600s Debug information You can set DTU output its working state information or not None DTU will not output working state information Normal DTU will output simple working state information Detail DTU will output detailed working state information When you connect DTU with your device please set this parameters value to NONE in order to avoid output information affect users of the equipment Device type Two types as DTU Modem User can change this parameter to Leger e KIN Z n RA e ii Shenzhen Kingbird network technology CO LTD KB3061 F CDMA DTU change the working mode DTU is for CDMA data transmission When set to Modem through AT command users can achieve dialing Internet making phone calls use of messages and so on Zone The working code DTU belongs Generally we just use this parameter when networking Zone Enabled The enabled or disabled working code which DTU belongs to Control Number The phone number which control sleep or awake product and amend the parameters by SMS user can dial this number to control DTU sleep or awake sleep mode can save a lot of CDMA Flow Fee DTU will be sleep or awake by any call if this value is none so user is advised to set a phone number SMS control number Use to control this nu
15. mber works When DTU working as SMS Modem the phone number which control sleep or awake product and amend the parameters by SMS IO Automatic alarm When set it ON it will send alarm signal to server automatically otherwise it won t IOA threshold 6 pin When the IO automatic alarm is opening set the situation of IOA as high level or low level the DTU interface is the sixth terminal from left to right IOB threshold 10 pin When the IO automatic alarm is opening set the situation of IOB as high level or low level the DTU interface is the tenth terminal from left to right MAX reconnection times DTU will restart when it can not connect in how many times APN Parameter And Server Parameter APN Name of CDMA Access Point In China cmnet User name Name of login CDMA account When using VPN networking user name must be input Password the password when DTU login CDMA Main server IP IP Address of main server connected with CDMA DTU Main server port Port of main server connected with CDMA DTU Network Protocol The protocol of Main server connected with CDMA DTU include two types as TCP amp UDP User Protocol Single Normal Transparent normally set it as Single if no special requirement user is forbidden to change Backup server IP IP Address of Backup server connected with CDMA DTU User can set this parameters same as main server s Backup server port Port of Backup server connected with CDMA DT
16. nternet or outdoor but need remote data communication Connected net system structure as follow e JES Te RA eA IRAN gt i Shenzhen Kingbird network technology CO LTD KB3061 F CDMA DTU KB3061 F omy KB3061 F RS232 RS485 ES 1 F KB306 Se RS232 RS485 RS232 RS485 8 3 Appserver software work with KB3061 F Appserver software is the client side communication software developed by our company and application in one single host or multi host system the single host or multi hosts in network are need data communications with the equipment Appserver software can combine to use with user s device control software based on COM port it can obtain the data in user s device control software through COM part and send the data to the KB3061 F In this way when a host needs to communicate with device Appserver software send TCP connection request to designated server then communication with it At the same time the KB3061 F which connected with device sends the TCP connection request to server after connection established KB3061 F can communicate with server then user can use e a LEE ii Shenzhen Kingbird network technology CO LTD KB3061 F CDMA DTU Appserver software in host communicate with every KB3061 F through server This network mode is very suitable for that equipment and PC software are serial communication mode and need for remote data communication projects Such
17. r Our company server 8 1 KB3061 F work with KB2000 KB3061 F CDMA DTU can be used with KB2000 A our product If your software is based on serial COM and device is COM port too RS232 or RS485 then you can chose this Plan This network is plug and play way It need not any development of software and hardware User need to hire our company s server It can peer to peer and center to multi point This type network is very suit for the situation that device and the PC software are based on the COM port communication and they need remote communication The network topology as follow Be e YEA TH Z n RA e ii Shenzhen Kingbird network technology CO LTD KB3061 F CDMA DTU e JES Te RA eA IRAN gt i Shenzhen Kingbird network technology CO LTD KB3061 F CDMA DTU Data Server KB2000 A TCP IP e eo p Q KB3061 F KB3061 F RS232 RS485 RS232 RS485 S KB3061 F RS232 RS485 8 2 KB3061 F Work with KB3061 F KB3061 F can use with KB3061 F When the master control room has no condition to surf the internet user can use a KB3061 F as main station and use another KB3061 F connected with device as slave station This way is called plug and play foolish application no need to develop any software User can use own server or ours Not only peer to peer but also center to multi point This type network is very suit for the situation that main controlled room has no condition to surf the i
18. ration software choose and open the COM port that DTU connected Connect with the Power KB3061 F DTU Setting Software will list the menu of configuration You can choose different menu to set different parameters such as server IP port baud rate and so on Baud rate and Verify must be same with the device then save the parameters and reset DTU 4 Connect DTU with the device Connect DTU with the device according to the interface define of DTU 5 Star the control center software or the SCADA software to collect the remote device s data 7 2 User utility software R amp D and Server planning Users need planning on R amp D software which in CDMA application user can choose fixed IP servers or dynamic domain mode Based on dynamic DNS is unstable User is not advised to adopt this way Here is the explain for the planning on software R amp D based on fixed IP servers Fixed IP server user can rent or hosting ISP Internet service provider or can apply special line to our server Generally speaking user s monitoring software can divide into two modes One is the user monitoring software and Data center software Data center integration Namely the user monitoring software is installed on the Server and its working mode as Server it communicate with and manage every scene DTU directly the advantage of this way is communication directly no data transfer Disadvantage is that the flexibility for application is not strong server mu
19. rmal work condition and connect with network successfully Note Before power on must confirm KB3061 F connect with cable correct Before power on make sure to connect the antenna to avoid RF impedance mismatch and damage module King Bird i EK EE Shenzhen Kingbird network technology CO LTD 4 Terminal Setting When you set KB3061 F CDMA DTU you are advised to use KB3061 F DTU Setting Software CDMA_DTU exe Introduce as follow Operating step 1 Connect the interface of KB3061 F to PC KB3061 F interface is COMA 2 Run configuration software tips are as follows Informaation i Please Click OK and enter the interface configuration software as follows Power off DTU first when searching in this software then Power on the DTU e EB3030 DIU Setting Software 2 16 File Do Settings help Work Mode es E Stop E3 Options APN Server Parameters COM Parameters SIM Code Dis Recon Interval S Local Port GPRS ID Heartbeat Interval S Max Package Bytes Data Mininterval 1 ooms Recon Interval S Debug Information Device Type Shenzhen KingBird Network Technology CO COM1 115200 NONE 6 1 Zone Zone Enabled Control Number SMS Control Number SMS Control Number SMS Control Number 10 Auto alarm IOA threshold 6pin D IOB threshold 1 Opin D Max Reconnecttimes KB3061 F CDMA DTU Searching DTV Zeng Ee YEA Tt Z n IRA e
20. st be in the user s master control room special line So that users just can monitor and data collect in that server only Another one is the user monitoring software and Data Center software Data Center separation Data Center dedicated to Data transfer and each machine DTU s management monitoring software only in charge of the customer s business logic processing it communicate with Data Center software through network and it with Data Center software is C S architecture the monitoring software working mode as Client and Data center as Server The advantage of this way is very flexible application user no need special line only need place the server in ISP service provider and install Data center software into server User can manage it only by user s monitoring software and when monitoring software install into a computer which connect with internet it can achieve communication even in company or on business trip outside The disadvantage of this mode is data need to transfer monitoring software is not communicate with DTU directly But De KIN Z n IRA e ii Shenzhen Kingbird network technology CO LTD KB3061 F CDMA DTU communicate with data center software first and then forward data to scene DTU Users can plan the whole CDMA application system according to user s request Normally users are suggested using the second modem our company s server and server software is available to offer a lot of support when user
21. t message and send SPB to CDMA DTU with SIM card Back to SMS Super Device Srart Sleep Mode Ok means enter into sleep pattern Send it again SPB Back to SMS Super Device Srart Normal Mode Ok means Wake up DTU successfully enter into normal working pattern 2 Message modify CDMA IP instruction Use cell phone to edit message and send CDMA 192 168 1 1 4501 T 2 cmnet means set DTU IP Address as 192 168 1 1 TCP port is 4501 user protocol is single net access point cmnet it will be Back to Reconnect Addr 192 168 1 1 Port 4501 TCP APN cmnet 3 Message modify CDMA ID Use cell phone to edit message and send udn 00000000127 It will be back to DEV ID 00000000127 6 lO Control Reading And Setting User can send instruction to DTU through server to read and control the lO flow 6 1 IO Input state Reading 1 Read Server DTU Function Head CDMA ID Zone Code Zone enabled PARITY Zeg Kingbird em Za ER a ii Shenzhen Kingbird network technology CO LTD KB3061 F CDMA DTU 0xA881 11bytes Abytes 0x06 1byte 0x00 OR 0x01 CheckSum 2bytes ASCII ASCII y 1byte State CheckSum is a accumulation data form FH to PARITY if the data greater than 255 then choose 256 pattern The Remainder by divided 255 For example A8 81 30 30 30 30 30 30 30 30 30 30 31 30 30 30 31 06 01 02 represent that reading the DTU s CDMA ID 00000000001 Zone 0001 Zone enabled true IO status 2 Reply DTU gt
22. tocol 2 2 Basic Function Embed TCP IP Protocol Embed standard AT command GSMO07 05 and 07 07 Support extend command Support SMS CSD FTPRDTMF Transparent data transmitting Support IP address or domain name Support special APN 2 3 User Interface RI SRI ges RIO I OR my om tH CAL AL KB3061 rrak bope A o gt Li i EN t vu 0 bo ot R9 212 mmm PETTFTTFEII FL TTT M D t t V t t t L r 1 User Interface Pin No Definition Description Remark 1 RST Reset 2 CTS Clear to send 3 DTR Data terminal ready 4 RTS Request to send 5 GPRS SMS GPRS or SMS optional 6 Output1 Output no 1 7 Output2 Output no 2 8 Input Input no 1 Kingbird o Di e AMBER E a FRI i A A RA A gt i Shenzhen Kingbird network technology CO LTD KB3061 F CDMA DTU 9 Input2 input no 2 10 TXD Serial port TXD DTU gt Device RS232 or TTL interface sending RS485 A 11 RXD Serial port RXD Device DTU RS232 or TTL interface receiving RS485 B 12 STATUS Module working statue indicative terminal 13 DCD Data ready 14 RI Rang the bell detection 15 SIM_RST The Reset of SIM card Optional vou mead to eer Si 16 SIM_CLK The Clock of SIM card case in your product can use PIN 47 SIM_VDD The power SUPP of SIM card Max 15 16 17 18 current flow is 10mA 18 GND Ground 19 GND Ground 20 VBAT DC positive input term
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