SolidDigi Optical Fingerprint Module User Manual June 2011
Contents
1. 2bytes 4bytes 1 byte 2 bytes 1 byte 1 byte 2 bytes Packet Module Packet Packet Comma Page Checksu head address tag length nd code m OxEFO1 xxxx 01H 04H 19H 0 15 xxH ACK packet format 2 bytes 4 bytes 1 byte 2 bytes 1 byte 32 bytes 2 bytes Packet Module Packet Packet Confirmation User Checks head address tag length code information um OxEFO1 xxxx 07H 3 32 xxH User content sum Note Confirmation coed OOH means OK Confirmation code 01H means packet receiving has mistake Instruction set summary Classified by function Type No Code Description Type No Code Description system 1 13H Verify Fingerprint 13 08H Upload password Treatment feature 2 12H Set password 14 09H Download feature 3 15H Set address 15 06H Save module 4 OEH Set system 16 07H Readout Parameter module 5 17H Port control 17 OCH Delete module 6 OFH Read system 18 ODH Empties Parameter fingerprint library 7 1DH Read 19 03H Match fingerprint fingerprint module number Fingerprint 8 01H Record 20 04H Search treatment fingerprint fingerprint image 26 SOLID 9 Upload image 10 OBH Download others 21 14H Get random image data 11 02H Image feature 22 18H Write notepad 12 05H Feature 23 19H Rea2. Confirmation code OOH means OK Confirmation code 01H means packet receiving has mistakes Confirmation code 1dH means port operation failed 6 Read system parameters ReadSysPara Function description Read module status register and system basic configuration Parameters see system configuration Parameter and system status register Input Parameter none Return Parameter confirmation word basic Parameter 16bytes Command code OfH 14 SOLID Command packet format 2bytes 4bytes 1 byte 2 bytes 1 byte 2 bytes Packet Module Packet Packet Comma Checksum header address tag length nd code OxEFO1 xxxx 01H 03H OfH sum ACK packet format 2 bytes 4 bytes 1 byte 2 bytes 1 byte 16 bytes 2 bytes Packet Module Packet Packet Confirmation Basic Parameter Checksu head address tag length code list m OxEFO1 xxxx 07H 3 16 xxH Structure see sum following table Note Confirmation code 00H means OK Confirmation code 01H means packet receiving has mistakes Name Content description Offset Size byte byte Status register System status register content 0 1 System verify code Fixed value 0x0009 1 1 Fingerprint library size Fingerprint library capacity 2 1 Security level Security level code 1 2 3 4 5 3 1 Equipment address 32 bits equipment address 4 2 Data packet size Data packet size code 0 1 2 3 6 1 Baud rate setting N corresponding b
3. error Invalid register number error when set the contents of register notepad page specify error port operation failed 25 other reserved 10 Module instruction set SD FPM10A module has 23 commands in total Application usea different combinations of commands to achieve different fingerprints identification All of commands data s sending are using packet format Packet format and definition see previous section System instructions 1 Password VfyPwd Function description Input Parameter Return Parameter Command code SOLID Verify module handshake password See module password PassWord 4 bytes Verification code 1 byte 13H Command packet format 2 bytes 4 bytes 1 byte 2 bytes 1 byte 4 bytes 2 bytes Packet Module Packet tag Packet Command password Checksum header address length code OxEFO1 xxxx 01H 07H 13H PassWord sum ACK packet format 2 bytes 4 bytes 1 byte 2 bytes 1 byte 2 bytes Packet Module Packet Packet Confirmation checksum header address tag length code 0xEF01 XXXX 07H 03H xxH sum Note Confirmation code 00H means password is correct Confirmation code 01H means packet receiving has mistake Confirmation code 13H means password is wrong 11 SOLID 2 Set password SetPwd Function description set module handshake password See module password Input Parameter PassWord Return Par
4. 1 byte 2 bytes Packet Module address Packet Packet Command code Checksum header tag length 0xEF01 XXXX 07H 03H xxH sum Note Confirmation coed 00H means feature generation is successful Confirmation code 01H means packet receiving has mistakes Confirmation code 06H means image is too confuse to generate features Confirmation code 07H means fingerprint is normal but feature points too few area is too small to generate features Confirmation code 15H means there is no effective original image in buffer and can generate images 12 Feature synthesis module RegModel Function description Combine feature files in CharBuffer1 and CharBuffer2 and synthesis module Results are save in CharBuffer1 and CharBuffer2 the content is same Input Parameter none Return Parameter confirmation word Command code 05H Command packet format 2bytes 4 bytes 1 byte 2 bytes 1 byte 2 bytes Packet Module Packet Packet Command code Checksum header address tag length OxEFO1 xxxx 01H 03H 05H 09H 19 SOLID ACK packet format 2 bytes 4 bytes 1 byte 2 bytes 1 byte 2 bytes Packet Module Packet Packet Confirmation Checksum header address tag length code 0xEF01 XXXX 07H 03H xxH sum Note Confirmation code 00H means feature combination is success Confirmation code 01H means packet receiving has mistake Confirmation code 0aH means combination failed
5. H means empties successfully Confirmation code 01H means packet receiving has mistake Confirmation code OcH means empties failed 19 Accurately match two fingerprint feature Match Function description Module accurately match 1 1 feature files in CharBuffer1 and Input Parameter CharBuffer2 and give matching result none Return Parameter confirmation word matching score Command code 03H 23 SOLID Command packet format 2bytes 4bytes 1 byte 2 bytes 1 byte 2 bytes Packet Module Packet Packet command Checksum head address tag length code OxEFO1 xxxx 01H 03H 03H 07H ACK packet format 2 bytes 4 bytes 1 byte 2 bytes 1 byte 2 bytes 2 bytes Packet Module Packet Packet Confirmation Score Checksum head address tag length code OxEFO1 XXXX 07H 05H xxH xxH sum Note 1 Confirmation coed 00H means matching fingerprint Confirmation code 01H means packet receiving has mistake Confirmation code 08H means fingerprint not match 2 After executive command content in two feature buffers is unchanged 20 Search fingerprint Search Function description Use feature files in CharBuffer1 or CharBuffer2 to search whole or part of fingerprint library If find return to page number Input Parameter BufferlD StartPage start page PageNum page number Return Parameter confirmation word page number matching fingerprint module Command cod
6. PC downloads image data to image buffer see image buffer 2bytes 4 bytes 1 byte 2 bytes 1 byte 2 bytes Packet Module Packet Packet Command code Checksum header address tag length OxEFO1 xxxx 01H 03H ObH OOOfH ACK packet format 2 bytes 4 bytes 1 byte 2 bytes 1 byte 2 bytes Packet Module Packet Packet Command code Checksum head address tag length 0xEF01 XXXX 07H 03H xxH sum Note 1 Confirmation coed 00H means can receive following data packets Confirmation code 01H means packet receiving has mistake Confirmation code OfH means can not receive following data packet 2 After answered module starts s to receive follow ondata packets The length must be 64 128 or 256 11 Generate image feature Img2Tz Function description Generate the original image in ImageBuffer as fingerprint feature File is saved in CharBuffer1 or CharBuffer2 Input Parameter BufferlD feature buffer No Return Parameter confirmation word Command code 02H 18 Command packet format SOLID 2 bytes 4 bytes 1 byte 2 bytes 1 byte 1 byte 2 bytes Packet Module Packet Packet Command code Buffer Checksum header address tag length No 0xEF01 XXXX 01H 04H 02H BufferlID sum Note IDs of buffer CharBuffer1 CharBuffer 2 are 1h and 2h Other value s setting please follow CharBuffer2 ACK packet format 2 bytes 4 bytes 1 byte 2 bytes
7. SOLID SolidDigi Optical Fingerprint Module User Manual June 2011 sales cutedigi com SOLID Specifications Supply power DC 3 6 6 0V Supply current Working current 100mA typical value Peak current 150mA Fingerprint image record time lt 0 5 second Window area 14X18mm Matching mode Compared method 1 1 Searching method 1 N Signature file 256 byte Template file 512 byte Storage capacity 120 375 880 pieces Security level 5 levels from low to high 1 2 3 4 and 5 False accept rate FAR lt 0 001 security level is 3 FRR lt 0 1 security level is 3 Searching time lt 1 0 second when doing 1 1000 average PC interface UART TTL logical level Communication baud rate UART 9600N bps when N 1 12 default N 6 i e 57600bps Working environment Temperature 20 degree C 40 degree C Relative humidity 40 RH 85 RH No condensation Storage environment Temperature 40 degree C 85 degree C Relative humidity lt 85 H No condensation Dimensions LxWxH Split mode Module 42 X 25 X 8 5mm installation dimensions 31 5 x19 mm Fingerprint sensor 56 x20 X 21 5mm One in mode 56 X 20 X 21 5mm SOLID Hardware Interface PC interface onboard marked J1 Serial port Pin No Name Type Function Description 1 Vin In VCC 2 GND GND Ground 3 TXD Out Serial data output TTL logical level 4 RXD In Serial data input TTL logical level 5 NC One in mo
8. ameter confirmation word Command code 12H Command packet format 2 bytes 4 bytes 1 byte 2 bytes 1 byte 4 bytes 2 bytes Packet Module Packet Packet Command password Checksum header address tag length code OxEFO1 xxxx 01H 07H 12H PassWord sum ACK packet format 2 bytes 4 bytes 2 bytes 1 byte 2 bytes Packet header Module address Packet length Confirmation checksum code OxEFO1 XXXX 03H xxH sum Note Confirmation code 00H means OK Confirmation code 01H means packet receiving has mistake 3 Set module address SetAdder Function description set module address see module address Input Parameter none Return Parameter confirmation word Command code 15H Command packet format 2 bytes 4 bytes 1 byte 2 bytes 1 byte 4 bytes 2 bytes Packet Module Packet tag Packet Command Module Checksum header original length code new address address OxEFO1 xxxx 01H 07H 15H XXXX sum 12 ACK packet format SOLID 2 bytes 4 bytes 1 byte 2 bytes 1 byte 2 bytes Packet Module new Packet Packet Confirmation checksum header address tag length code 0xEF01 XXXX 07H 07H xxH sum Note Confirmation code 00H means new address set successfully Confirmation code 01H means packet receiving has mistake 4 Set module system basic parameter SetSysPara Function description set working Parameter see System configurati
9. aud rate is 9600 N bps 7 1 7 Read effective module number TempleteNum Function description the module Input Parameter Return Parameter Command code none 1dH Command packet format confirmation word module number N read the fingerprint module number which has been stored in 2bytes 4bytes 1 byte 2 bytes 1 byte 2 bytes Packet Module Packet Packet Command Checksum header address tag length code OxEFO1 xxxx 01H 0003H 1dH 0021H 15 ACK packet format SOLID 2 bytes 4 bytes 1 byte 2 bytes 1 byte 2 bytes 2 bytes Packet Module Packet Packet Comma Module Checksu head address tag length nd code number m OxEF01 XXXX 07H 5 xxH N sum Note Confirmation code OOH means OK Confirmation code 01H means packet receiving has mistakes 16 SOLID Fingerprint instructions 8 Record fingerprint image Genlmg Function description detect fingers After detection record the fingerprint image and save it in ImageBuffer and return record success confirmation code If detection failed return no finger confirmation code Input Parameter none Return Parameter confirmation word Command code 01H Command packet format 2bytes 4bytes 1 byte 2 bytes 1 byte 2 bytes Packet Module address Packet Packet Comma Checksum header tag length nd code OxEFO1 Xxxx 01H 03H 01H 05H ACK
10. brary module N fingerprint module start from ID number Input Parameter PagelD fingerprint library position No N deleted module quantity Return Parameter confirmation word Command code OcH 22 Command packet format SOLID 2 bytes 4 bytes 1 byte 2 bytes 1 byte 2 bytes 2 bytes 2 bytes Packet Module Packet Packet Comma Page Delete Checksu header address tag length nd code No quantity m OxEFO1 xxxx 01H 07H OcH Page ID N sum ACK packet format 2bytes 4bytes 1 byte 2 bytes 1 byte 2 bytes Packet Module Packet Packet Confirmation Checksum head address tag length code OxEFO1 xxxx 07H 03H xxH sum Note Confirmation coed 00H means delete successfully Confirmation code 01H means packet receiving has mistake Confirmation code OcH means delete failed 18 Empties fingerprint library Empty Function description delete all of the fingerprint module in the library Input Parameter none Return Parameter confirmation word Command code OdH Command packet format 2bytes 4bytes 1 byte 2 bytes 1 byte 2 bytes Packet Module Packet Packet command Checksum head address tag length code OxEFO1 xxxx 01H 03H OdH 0011H ACK packet format 2bytes 4bytes 1 byte 2 bytes 1 byte 2 bytes Packet Module Packet Packet Confirmation Checksum head address tag length code OxEFO1 xxxx 07H 03H xxH sum Note Confirmation coed 00
11. byte 4 bytes 2 bytes Packet Module Packet Packet Confirmation Random Checksum head address tag length code data OxEFO1 XXXX 07H 07H xxH XXXX sum Note Confirmation coed 00H means generate successfully Confirmation code 01H means packet receiving has mistake 23 Write notepad WriteNotepad Function description PC writes the data into specified Flash page in notepad see 4 1 user notepad This command corresponds to ReadNotepad NotePageNum user content Return Parameter confirmation word Command code 18H Command packet format Input Parameter 2bytes 4bytes 1 byte 2 bytes 1 byte 1 byte 32 bytes 2 bytes Packet Module Packet Packet Comma Page User Checksu head address tag length nd code information m OxEFO1 xxxx 01H 36 18H 0 15 content sum ACK packet format 2bytes 4bytes 1 byte 2 bytes 1 byte 2 bytes Packet Module Packet Packet Confirmation Checksum head address tag length code OxEFO1 xxxx 07H 03H xxH sum Note Confirmation coed OOH means OK Confirmation code 01H means packet receiving has mistake 25 SOLID 24 Read notepad ReadNotepad Function description Input Parameter Return Parameter Command code 19H Command packet format Read specified page data in notepad see 4 1 user notepad This command corresponds to WriteNotepad none confirmation word user information
12. d notepad combination module Classified by command code order Code Mnemonic description code Mnemonic description 01H Genlmg Record ODH Empty Empties fingerprint fingerprint image library 02H Img2Tz Image transfer OEH SetSysPara Set system feature Parameter 03H Match Fingerprint OFH ReadSysPara Read system match Parameter 04H Serach Search 12H SetPwd Set password fingerprint 05H RegModel Feature 13H VfyPwd Verify password combination module 06H Store Store module 14H GetRandomCode Get random data 07H LoadChar Readout module 15H SetAdder Set address 08H UpChar Upload feature 17H Control Port control 09H DownChr Download 18H WriteNotepad Write notepad feature OAH Uplmage Upload image 19H ReadNotepad Read notepad OBH Downlmage Download image 1BH HiSpeedSearch High speed searching fingerprint OCH DeletChar Delete module 1DH TempleteNum Read fingerprint module number 27 SOLID SolidDigi Technologies Inc Add Building A of Nano Sensor Park 200 Linghu Ave Taihu International Science Technology Park WuXi New District WuXi JiangSu China Tel 86 510 85387391 Email sales soliddigi com 28
13. de doesn t have this pin Hardware connection Through communication interface the module can communicate with MCU 3 3V or 5V directly module sending pin J2 TD is connected to data receiving pin on MCU RXD module receiving pin J3 RD is connected to data sending pin on MCU TXD If it is need to communicate with RS 232 level such as PC please add level conversion circuit between the module and PC such as MAX232 circuit Serial protocol It uses half duplex asynchronous serial communication Default baud rate is 576000bps and can be set 9600 115200 bps by commands Sending frame format is 10 bits one start bit level 8 data bits low in front and one stop bit There is no parity bit Start Stop 1 o DO X D1 XD X D3 X D4 X D5 X D XD 1 10 bits frame format Power delay time When the module is powered on it needs 500ms to initialize During this period the module can t respond to host commands SOLID Electrical Specifications 1 Power input Item Specifications Unit Notes Min Typical Max Power voltage Vin 3 6 6 0 V Normal working value Limit voltage Vin max 0 3 7 0 V Over this range may cause permanent damage Working current Icc 90 100 110 mA Peak current Ipeak 150 mA 2 TXD output TTL logical level Item Conditions Specifications Unit Note Min Typical Max VoL lo 4mA 0 4 V Logic 0 V
14. e 04H Command packet format 2 bytes 4 bytes 1 byte 2 bytes 1 byte 1 byte 2 bytes 2 bytes 2 bytes Packet Module Packet Packet Comm Buffer Paramete Parame Check head address tag length and No r ter sum code OxEFO1 xxxx 01H 08H 04H Bufferl StartPage PageNu sum D m Note IDs of buffer CharBuffer1 CharBuffer 2 are 1h and 2h ACK packet format 2 bytes 4 bytes 1 byte 2 bytes 1 byte 2 bytes 2 bytes 2 bytes Packet Module Packet Packet Confirmation Page Score Checksu head addres tag length code Number m s OxEFO1 xxxx 07H 7 XXH PagelD Match sum sorce Note 1 Confirmation coed 00H means find Confirmation code 01H means packet receiving has mistake Confirmation code 09H means not find the page number and score is 0 2 After executing command content in feature buffers is unchanged 24 SOLID Other commands 22 Get random data GetRandomCode Function description Ask chip to generate one random data and report to PC see 4 8 Random number generator Input Parameter none Return Parameter confirmation word Command code 14H Command packet format 2 bytes 4 bytes 1 byte 2 bytes 1 byte 2 bytes Packet Module Packet Packet Comma Checksu head address tag length nd code m OxEFO1 xxxx 01H 03H 14H 0018H ACK packet format 2 bytes 4 bytes 1 byte 2 bytes 1
15. gher byte sent first Packet check and answer Command can only be sent by host to module Module answers to host When module receives command it will report the execution results back to host through reply packet Reply packet has parameters and can be followed by other packets PC can confirm the command packet by receiving reply packets from modules Reply packet contains one byte confirm code necessary and return parameters optional Confirm byte definition table 1 00h 2 01h 3 02h 4 03h 5 06h 6 O7h 9 OAh command finished OK packet receiving error no finger on sensor fail to record fingerprint the fingerprint is too confused to generate features fingerprint is normal but feature points too few area is too small to generate features 7 08h fingerprints are not matched 8 09h cannot find fingerprint fail to combine features 10 OBh the serial number is out of fingerprint library range 11 OCh error reading template files from fingerprint library 12 ODh fail to upload features 13 OEh 14 OFh 15 10h 16 11h 17 13h 18 15H module cannot accept the follow on data packet fail to upload image fail to delete template fail to clean up fingerprint library wrong password there is no effective original image in buffer and cannot generate images SOLID 19 18H 20 19H 21 1AH 22 1BH 23 1CH 24 1DH read write FLASH failed Undefined
16. host Packet format When module communicates with host it uses packet to send receive the command data and result Packet format Packet Address Packet tag Packetlength Packet content checksum header code command data parameter Table of detailed packet definition Name Symbol Length Description Packet START 2 bytes Fixed as Oxef01 Higher byte sent first header Address ADDER 4 bytes Default as OXffffffff User can make new address Code through command Module will refuse wrong address packets Higher byte sent first Packet PID 1 byte 01H Means command packet Tag 02H Means data packet and has following packets Data packet can not go into execution flow by itself has to follow command packet or ACK packet 07H_ Means ACK packet which can be followed by other packets 08H Means the last data packet that is EndData packet Packet LENGTH 2 bytes Longest is 256 bytes Packet length means packet length content command data length plus checksum length packet content length 2 Unit is byte Higher byte sent first Packet content DATA SOLID Can be command data command parameters reply result and etc fingerprint feature value and fingerprint module are data Checksum SUM 2 bytes It is the sum of all bytes of packet tag length and content Carry ignored when longer than 2 bytes Hi
17. nal image processing Image s format is 256X288 pixels To speed up the upload download speed through UART only the four HSB of the pixel is sent which means 16 level grayscale Each byte means two pixels high four is one pixel and low four which is in the next pixel Combine these two pixels as one byte to send As image is 16 level grayscale when downloaded to PC to display corresponding to BMP format the grayscale level need to be extended enlarge it to 256 level grayscale 8 bit bitmap format Signature file buffer Signature file buffer CharBuffer1 and CharBuffer2 can be used to store common signature files and template signature files Fingerprint library The module reserved a storage area in FLASH as fingerprint temperate storing area which is fingerprint library The data in fingerprint library is power protected Fingerprints are stored in sequence If the storage capacity is N fingerprints the number of fingerprints in library is 0 1 2 N 2 N 1 Users can only access the SOLID fingerprint database based on the serial number System configuration Commands can be used to change the system parameters Refer to system configuration commands SetSysPara and ReadSysPara When host sends system configuration commands module will reply with a response and set accordingly The new configuration is saved in FLASH When system is powered cycle it will use new configuration Baud rate control parameter serial numbe
18. oH loH 4MA 2 4 3 3 V Logic 1 3 RXD pin input TTL logical level Item Conditions Specifications Unit Note Min Typical Max VIL 0 6 V Logic 0 Vin 2 4 V Logic 1 liq Vin 5V 1 mA Vin 3 3V 30 uA Vimax 0 3 5 5 V Input voltage limit Sensor interface J2 Split module provides the special interface to electrical fingerprint sensor 15 pin socket with 1 25mm spacing It uses 15 pin row socket to connect with sensor board The length is 150mm if there is no special requirement One in module is internal connection User doesn t need to consider this SOLID System resources To meet different customers requirements module provides plenty of resources User notepad The module reserves a storage area 512 byte 15 page 32 byte for host to use as user notepad User can store the data which needs power protection see Writenotepad command in specified page of this area or read the content of specified page see ReadNotepad command Note when write a page in notepad the 32 byte content is written all together and the original content is overwritten Buffer Module RAM has one image buffer ImageBuffer and two 512 bytes feature file buffers CharBuffer1 and CharBuffer2 User can read write any buffer through commands The content in imagebuffer and two feature file buffers are not saved when power is off Image buffer Image Buffer is used to store image data and used as internal buffer for inter
19. on Parameter Input Parameter Return Parameter confirmation word Command code OeH Command packet format Parameter No 2 bytes 4 bytes 1 byte 2 bytes 1 byte 1 byte 1 byte 2 bytes Packet Module Packe Packet Comma Paramet Content Checksu header address tag length nd code er No m OxEFO1 XXXX 01H 05H OeH 4 5 6 XX sum ACK packet format 2 bytes 4 bytes 1 byte 2 bytes 1 byte 2 bytes Packet Module Packet Packet Confirmation checksum header address tag length code OxEFO1 XXXX 07H 03H xxH sum Note Confirmation code OOH means OK Confirmation code 01H means packet receiving has mistakes Confirmation code 1aH means register number is wrong 13 SOLID 5 Ports control Control Function description To UART protocol this command is use to open and close UART port Input Parameter Control code Control code 0 means close the port Control code 1 means open the port Return Parameter Confirmation word Command code 17H Command packet format 2 bytes 4 bytes 1 byte 2 bytes 1 byte 1 byte 2 bytes Packet Chip Packet Packet Comma Control Checksum header address tag length nd code code OxEFO1 xxxx 01H 04H 17H 0 1 sum ACK packet format 2 bytes 4 bytes 1 byte 2 bytes 1 byte 2 bytes Packet Chip Packet Packet Comma Checksum header address tag length nd code OxEFO1 XXXX 07H 03H xxH sum Note
20. packet format 2 bytes 4 bytes 1 byte 2 bytes 1 byte 2 bytes Packet Module Packet Packet Comma Checksum header address tag length nd code 0xEF01 XXXX 07H 03H xxH sum Note Confirmation code 00H means record successfully Confirmation code 01H means packet receiving has mistake Confirmation code 02H means no finger on the sensor Confirmation code 03H means fail to record 9 Upload image Uplmage Function description upload the data in image buffer to host see image buffer Input Parameter none Return Parameter confirmation word Command code OaH Command packet format 2 bytes 4 bytes 1 byte 2 bytes 1 byte 2 bytes Packet Module Packet Packet Command code Checksum header address tag length OxEFO1 xxxx 01H 03H OaH 000eH 17 SOLID ACK packet format 2 bytes 4 bytes 1 byte 2 bytes 1 byte 2 bytes Packet Module Packet Packet Comma Checksum header address tag length nd code OxEFO1 XXXX 07H 03H xxH sum Note 1 Confirmation coed 00H means continue to send following data packets Confirmation code 01H means packet receiving has mistake Confirmation code OfH means can not send following data packet 2 After answered module sends follow on data packet 10 Download image Downlmage Function description Input Parameter Return Parameter Command code none ObH Command packet format confirmation word
21. r 4 This parameter controls the baud rate of the communication between module and host by UART If the value is N range is 1 12 the corresponding baud rate is 9600 X N bps Security level parameter serial number 5 This parameter controls fingerprint matching and searching value It has 5 levels and value range is 1 2 3 4 and 5 The security level is 1 the false accept rate is highest and the reject rate is lowest The security is 5 the false accept is lowest and the reject is highest Packet length parameter serial number 6 This determines the longest packet 0 1 2 and 3 which corresponds to in byte 32 64 128 256 System status register System status register shows the current working status of module It is can be read by command ReadSysPara and the length is 1 Word Definitions of each bit are as following Bit No 15 4 3 2 1 0 Definition Reserved ImgBufStat PWD Pass Busy Notes Busy occupy 1 bit Pass occupy 1 bit PWD occupy 1 bit 1 means system is executing the order and 0 means idle 1 means passing the fingerprint matching 1 means device handshake password is verified ImgBufStat occupy 1 bit 1 means there is effective fingerprint image in fingerprint buffer SOLID Module password After module resets the device handshake password will first be checked to see if it has been changed or not If it hasn t been changed the module will think host doe
22. sn t need the password and will go to normal working status directly When the module password is the default one the verification can be ignored Password is 4 bytes The default password is OFFH OFFH OFFH OFFH If the internal password has been changed see set password command the module will do device handshake verification If it passed the module goes to the normal working status Or the module will refuse any command New password will be saved in Flash after changed and saved when power off See verify password command VfyPwd and set password command Module address Each module has an identify address When the module communicates with host each command data is sent as a data packet Each packet has one address and addressed content Module only responds to the command and data packet which has the same address as its address Module address is 4 bytes and factory default is OxFFFFFFFF User can change module address by commands see set module address command SetAdder After adjustment new address will be saved even the module is power off Random number generator The module embedded hardware 32 bits random number generator internally no need of random number seed User can use command to let module generate one random number and upload it See sampling random number command GetRandomCode SOLID Communication Protocol Communication protocol defines the rules of information exchange between SD FPM10A module and
23. sum Note 1 Confirmation coed 00H means store successfully Confirmation code 01H means packet receiving has mistake Confirmation code ObH means PagelD is out of fingerprint library range Confirmation code 18H means FLASH error 16 Read and load module LoadChar Function description Read and load specified ID in flash data library to module buffer CharBuffer1 or CharBuffer2 Input Parameter BufferlD buffer No PagelD fingerprint library position No 2 byte Higher byte is in the front Return Parameter confirmation word Command code 07H Command packet format 2 bytes 4 bytes 1 byte 2 bytes 1 byte 1 byte 2 bytes 2 bytes Packet Module Packet Packet Comma Buffer Page Checksu head address tag length ndcode No No m OxEFO1 xxxx 01H 06H 07H BufferlD Page ID sum Note IDs of buffer CharBuffer1 CharBuffer 2 are 1h and 2h ACK packet format 2bytes 4bytes 1 byte 2 bytes 1 byte 2 bytes Packet Module Packet Packet Confirmation Checksum head address tag length code OxEFO1 xxxx 07H 03H xxH sum Note Confirmation coed 00H means read and load successfully Confirmation code 01H means packet receiving has mistake Confirmation code OcH means read and load error or invaild Confirmation code OBH means PagelD is out of fingerprint library range 17 Delete module DeletChar Function description Delete specified period module in fingerprint li
24. sum header address tag length code OxEFO1 XXXX 01H 04H 09H BufferlD sum ACK packet format 2bytes 4bytes 1 byte 2 bytes 1 byte 2 bytes Packet Module Packet Packet Confirmation Checksum header address tag length code OxEFO1 xxxx 07H 03H xxH sum Note 1 Confirmation coed 00H means can receive following data packets Confirmation code 01H means packet receiving has mistake Confirmation code 0eH means can not receive follow on data packet 2 After answering module starts s to receive follow on data packets 15 Storage module Store Function description save the module data in feature buffer Buffer1 or Buffer2 to the specified position in Flash fingerprint library Input Parameter BufferlD buffer No PagelD fingerprint library position No 2 b yte Higher byte is in the front Return Parameter confirmation word Command code 06H Command packet format 2 bytes 4 bytes 1 byte 2 bytes 1 byte 1 byte 2 bytes 2 bytes Packet Module Packet Packet Comma Buffer Position Checksu header address tag length nd code No No m OxEFO1 xxxx 01H 06H 06H BufferlD Page ID sum Note IDs of buffer CharBuffer1 CharBuffer 2 are 1h and 2h 21 SOLID ACK packet format 2bytes 4bytes 1 byte 2 bytes 1 byte 2 bytes Packet Module Packet Packet Confirmation Checksum head address tag length code OxEFO1 xxxx 07H 03H xxH
25. two prints are not from the same finger 13 Upload feature or module UpChar Function description upload the feature files in buffer CharBuffer1 or CharBuffer2 to PC Input Parameter BufferlD buffer No Return Parameter confirmation word Command code 08H Command packet format 2 bytes 4 bytes 1 byte 2 bytes 1 byte 1 byte 2 bytes Packet Module Packet Packet Command code Buffer Checksum header address tag length No OxEFO1 XXXX 01H 04H 08H BufferlD sum Note IDs of buffer CharBuffer1 CharBuffer 2 are 1h and 2h ACK packet format 2 bytes 4 bytes 1 byte 2 bytes 1 byte 2 bytes Packet Module Packet Packet Comma Checksu header address tag length nd code m OxEFO1 XXXX 07H 03H xxH sum Note 1 Confirmation coed 00H means continue to send follow on data packets Confirmation code 01H means packet receiving has mistake Confirmation code OdH means command failed 2 after answering module sends follow on data packet 3 this command will not affect on the content in module feature buffer 20 SOLID 14 Download feature or module DownChar Function description host downloads feature files to one of its feature buffer Input Parameter BufferlD buffer No Return Parameter confirmation word Command code 09H Command packet format 2 bytes 4 bytes 1 byte 2 bytes 1 byte 1 byte 2 bytes Packet Module Packet Packet Command Buffer No Check
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