User’s Manual for Fingerprint Module TFP821 www.toyonway.com Thank you for your interest in our fingerprint identification module. TFP821 is the stand-alone fingerprint identification module. The module performs the functions like fingerprint enrollment, identification, verification. The module supports UART or USB communication.
User’s Manual for Fingerprint Module TFP821 www.toyonway.com Basic concept. Available resources Size(byte) Description Image Buffer 160*160 Store image (name as ImageBuffer) Template Buffer 448 * 3 Store 3 Templates(name as CharBuffer1 ~ 3) Fingerprint database Template x (300) Note 32 * 15 One note is of size 32 bytes.
User’s Manual for Fingerprint Module TFP821 www.toyonway.com When you test the module with PC, you can determine whether USB is available or not in windows explorer. If CD Drive does not appear, you can use UART communication. (2) Module parameters would be effective after reset of module.
User’s Manual for Fingerprint Module TFP821 www.toyonway.com Command Code Value Name Description 0x01 GetImg Capture image(with finger detection) 0x02 Img2Tz Extract feature 0x03 Match Match two features 0x04 Search Search fingerprints in DB 0x05 RegModel Merge two features into one template...
User’s Manual for Fingerprint Module TFP821 www.toyonway.com 0x0F RET_UpImgFail Failed to upload image 0x10 RET_RemoveTempFail Failed to remove template from DB 0x11 RET_RemoveAllFail Failed to remove all templates from DB 0x13 RET_InvalidPwd Invalid Password 0x15 RET_InvalidImg There is no valid image data in ImageBuffer...
User’s Manual for Fingerprint Module TFP821 www.toyonway.com LoadChar Operation Read an template of DB and store into CharBuffer(1 or 2). Parameters BufferID : CharBuffer’s ID(1 or 2) TempID : template ID Command Packet START ADDR LENGTH Command BufferID TempID SUM...
User’s Manual for Fingerprint Module TFP821 www.toyonway.com Table 17-2 Please refer to response value.(Table 7) Data packet is same as Table 15-3,15-4. Remark : UART : N = 128 for data packet. Image Data Format UART : Upload data is image bytes with width=256, height=288.
User’s Manual for Fingerprint Module TFP821 www.toyonway.com Combination Fingerprint registration and identification can be implemented as follows: Enroll (Need two or three times of fingerprint inputs) Start Other Err No Finger GetImg Fail Img2Tz(BufferID=1) Other Err GetImg No Finger No Finger...
User’s Manual for Fingerprint Module TFP821 www.toyonway.com Start Other Err No Finger GetImg Fail Img2Tz(BufferID=1) Search Sleep and Wakeup 1) Turn into Sleep mode from normal working mode Cut off the power of VDD33, but keep the power of VTouch.
User’s Manual for Fingerprint Module TFP821 www.toyonway.com Please wait at least 230ms since power VDD33, before send command to module. Thus, the MCU of the module can finish start-up process. The module will send 0x55 to upper monitor after finish start-up process.
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User’s Manual for Fingerprint Module TFP821 www.toyonway.com In this picture, the board in red rectangle is ready for module test with PC.(name as connection board) The blue connector attached to connection board is RS232-to-USB converter. (Probably, RS232-to-USB converter needs to install driver at your PC.
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User’s Manual for Fingerprint Module TFP821 www.toyonway.com If you see message “SetSysPara OK!”, usb port was set now. By clicking 7, you can re-check module parameters. To change into USB port, please reset module. But please don’t forget again after disconnect two USB connectors with PC!! (1) Connect normal USB connector to PC.
User’s Manual for Fingerprint Module TFP821 www.toyonway.com By clicking 1 and 2, you open USB. Technical Support If you have any questions, please don’t hesitate to contact us. Tel: (+86) 592-5056576 (+86) 159-6026-0605 Email: techsupport@toyonway.com QQ: 2997412740 3089398563 Website:http://www.toyonway.com 24 / 26...
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