EST527 OBD Module Data Sheet

EST527 OBD Module Data SheetV 1.1Table of ContentsI. Overview 3Second, product characteristics 3Third, support agreement 3IV Solution 4Fifth, the parameter configuration 4Sixth, the communication interface 4Seven modules function 5A. Data stream format 5B. EST527 AT command set 11Eight, contact us 12OutlineEST527 OBD module by Rui Technology Co., Ltd. Shenzhen speed combined with industrial customers, independent research and development designed specifically for software -related service providers and hardware manufacturers tailored a blockbuster products .Products with high quality chip , highly integrated , low-power circuit design, module compact, easy to use , fast response , support for multiple vehicle auto protocol to support real-time vehicle data and statistics , high data stability , automatic transmit data send way flow to the port , so that developers do not need knowledge of vehicle hardware , automotive protocols , you can quickly realize the secondary development of related products.Product FeaturesBuilt-in dual processor , process the response faster, is more than five times the ELM327 's Supports data streaming mode / Custom PID mode switchPC without any calculation , all data numerically returnSupport token data access, data security accessSupport a variety of automotive protocol, with a variety of great part of the car 's control module for diagnostic communicationSupport the vehicle automatically sends real-time data streams , PC without having to send commands directly to the receive dataSupport instantaneous fuel consumption , average fuel consumption and fuel consumption for this cumulative fuel consumption and other vehicles statistical data streamThe support cars with mileage , total mileageSupport data flow driving habits , analyzed and summarized to facilitate the driver's driving habits Support vehicle diagnostic trouble codes , two instructions to complete the read and clear fault codesAT command set is easy to useGreatly enhance the efficiency of R & D -related products , shorten the development cycle Automatic wake-up mechanism , auto car engine flameout sleep after 20 seconds , automaticallywake up the rearSuper low-power designSupport AgreementISO9141-2KWP2000_5BPSKWP2000_FASTCANBUS_11B_500KCANBUS_29B_500KCANBUS_11B_250KCANBUS_29B_250KSolutions·Mobile device integration car networking research·Car vehicle networking equipment integration developmentTelematics ·government units·Enterprise Fleet Telematics·School bus safety car networking·Car rental car networking·4S shop car networkingCar insurance company intranet ·Telematics ·telecom operators·Research and education networking training carParameter configurationTable 1Operating voltage DC +6 V ~ +22 VDC 50 mA operating currentOperating power 0.6 WStandby current 7 mAStandby Power 0.08 WOperating temperature -50 ℃~ +95 ℃Storage temperature -50 ℃~ +95 ℃Communication InterfaceTable 2Model Communication Interface DescriptionEST527-B Bluetooth Bluetooth name : EST527, pairing Password: SN No. 4 after Baud rate: 115200 bits , no parity , 1 stop bitEST527-R RS232 Baud rate: 115200 bits , no parity , 1 stop bitEST527-W WIFI Name : EST527, Password: SN No. 6 afterModule functionData stream formatReal-time vehicle data stream ( default sending frequency 1Hz)Table 3Header $ OBD-RT logo RemarksA battery voltage BAT Unit : vUnit 2 engine speed RPM : rpm3 driving speed VSS units : km / hThrottle opening degree TP Unit 4 : 0% -100 %5 LOD engine load unit: 0% -100 %6 coolant temperature ECT unit: ℃7 MPG unit instantaneous fuel consumption (idle ): L / hUnit ( driving ): L/100km8 Average fuel consumption A VM Unit : L/100kmApplication examples :Idle mode data streams :> $ OBD-RT, BA T = 13.5v, RPM = 851rpm, VSS = 0km / h, TP = 0.00%, LOD = 42.35%, ECT = 60 ℃, MPG = 1.33L / h, A VM = 0.00L/100km \ r \ nDriving mode data streams :> $ OBD-RT, BAT = 13.5v, RPM = 1426rpm, VSS = 38km / h, TP = 0.00%, LOD = 42.35%, ECT = 82 ℃, MPG = 5.68L/100km, AVM = 8.02L/100km \ r \ n Description : This vehicle real-time data stream is not closed, as long as the port is successfully opened , you can receive this data stream.Vehicle statistical data stream ( default sending frequency 1Hz, can be turned off )Table 4Header $ OBD-AMT logo RemarksA second mileage DST Unit : km2 total mileage TDST Unit : kmThree times the amount of fuel FUE Unit : L4 cumulative fuel consumption TFUE Unit : LApplication examples :Close vehicles statistical data stream :> ATSOFF \ r \ nOpen the vehicle statistical data stream ( default ) :> ATSON \ r \ nData streams:> $ OBD-AMT, DST = 10.42km, TDST = 80.65km, FUE = 0.75L, TFUE = 6.15L \ r \ nDriving habits data stream (AT command request to send )Table 5Header $ OBD-HBT logo Remarks1 Total number of TPC ignition Units:2 Cumulative travel time TMT unit : h3 Cumulative idle time TST units : h4 Average time AWT hot car unit : s5 average speed ASP Unit : km / h6 maximum speed MSP Unit : km / h7 Maximum speed MRP Unit : rpmApplication examples :Send:> ATHBT \ r \ nReturns :> $ OBD-HBT, TPC = 21, TMT = 25.34h, TST = 0.82h, AWT = 107s, ASP = 42km / h, MSP = 113km / h, MRP = 2748rpm \ r \ nVehicle diagnostic data stream (AT command request to send )Table 6Header $ OBD-DTC logo RemarksA fault code number TCC2 TCD fault code fault codes with multiple vertical "|" separatedApplication examples :Troubleshooting request :Send:> ATDTC \ r \ nReturn ( assuming there is a fault code P1007 and C0081):> $ OBD-DTC, TCC = 2, TCD = P1007 | C0081 \ r \ nReturn ( no fault code ) :> $ OBD-DTC, TCC = 0, TCD = NULL \ r \ nClear fault codesSend:> ATCDI \ r \ nReturn ( regardless of whether there is a fault code ) :> $ EST527, ATCDI execute completed. \ R \ nDevice information data stream (AT command request to send )Table 7Remarks logo header $ EST5271 ECU communication protocol protocol ISO9141-2KWP2000_5BPSKWP2000_FASTCANBUS_11B_500KCANBUS_29B_500KCANBUS_11B_250KCANBUS_29B_250K2 serial number SN3 hardware version number HARD_VER4 Software version number SOFT_VERApplication examples :Send:> ATI \ r \ nReturns:> $ EST527, protocol = CANBUS_11B_500K, SN = 098000036034, HARD_VER = B130701_B,SOFT_VER = V1.0 \ r \ nCustom PID mode switching (AT command request to send )Special note:In this mode, the data flow model of all statistics will be stopped until you exit this mode ;This mode supports only the current power system requests data items , that is $ 01 at the beginning of PID data , the data do not support the other modes ;This mode is sent back a mode , it sends a command to return to a current instruction data ;Send A T commands ( except ATPIDOFF), returns " ? " ;In addition to the $ 01 hair PID data command does not return any value.Application examples :Send :> ATPIDON \ r \ n ( open custom PID mode )Returns :> $ EST527, OBD PID MODEL NOW.Send :> 010C \ r \ nReturns :> 41 0C 03 B0Send :> 0104 \ r \ nReturns: > 410500410400Send :> 0201 \ r \ nReturns: > ( no return )Send :> ATI \ r \ nReturns: > ?Send :> ATPIDOFF \ r \ nReturns: > ( return data streaming mode ) $ OBD-RT, BA T = 11.6v, RPM = 236rpm, VSS = 0km / h, TP = 0.00%, LOD = 0.00%, ECT = -40 ℃, MPG = 0.00L / h, AVM = 0.00L/100km$ OBD-AMT, DST = 0.00km, TDST = 0km, FUE = 0.00L, TFUE = 0.00LEST527 AT command setTable 8AT Command Function DescriptionATI requests device information data stream returned device information data stream ( see Table 7 )ATZ (a) to restore the factory settings to clear all saved values ( idle operation )ATSOFF (b) Turn off the vehicle statistical data streamATSON (b) statistical data streams open vehicle power turned on by default ( see Table 4 ) ATHBT request data stream returned driving habits driving habits data stream ( see Table 5 ) ATDTC (c) send the vehicle automotive fault diagnostic scan code ( idle operation )ATCDI (c) Clear DTC clears ECU fault information ( idle operation )ATADJ (d) total mileage proofreading format : ATADJ = x, xxx, xxx \ r \ nChange the vehicle dashboard displays the total mileageUnit : kmMax: 9,999,999ATPIDON/ ATPIDOFF open / close the Customize PID modeDescription :ATZ: After sending this command , the vehicle statistical data stream ( Table 4 ) and driving habits data stream ( Table 5 ) , all data will be set to 0.Send:> ATZ \ r \ nReturns:> $ EST527, ATZ executing, Waiting for restart ... \ r \ nATSOFF && ATSON: The mileage (DST) in front of the car engine does not stall , not included in the total mileage (TDST), empathy , this fuel consumption (FUE) is not taken into account in the total fuel consumption (TFUE).ATDTC && ATCDI: This command only supports read and clear fault codes $ 03 mode , fault codes $ 07 mode is not supported .ATADJ: This command is used to calibrate the total mileage , total mileage in the dashboard display is 15000 km , for example, such as sending the command:> ATADJ = 15000 \ r \ nReturns:> ATADJ OK = 15000 \ r \ nATPIDON / ATPIDOFF: on / off custom PID mode, support for real-time vehicle data PID read, in this mode , the statistics data stream mode will be aborted.As the A T command does not exist in table 8, the direct return " ? ."AT command set [ * ]: standard AT command is a request to return a car real-time data , advanced AT commands can be a request to return a set of automotive real-time data , APP greatly improve efficiency and reduce the development cycle ;[ * ] Authorized access : that to you to add a password lock OBD product , only the password can access the module by APP , the rest does not allow access .Contact UsShenzhen Thread Technology Co., Ltd.Address: Big Wave Longhua New Bulong Road, No. 381,Baolong Building 903Contact: Liu Guoqiong ( Marketing Manager )Mobile: +86-188 ********Tel: +86-755-2973 4619Official website : 。