Velleman VMA329, User Manual

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ZFM-70 SeriesFingerprint Identification Module User Manual
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3: The instruction doesn’t affect buffer contents.
6.3.14 To download character file or template
Description: to download character file or template from upper computer to the specified buffer of Module;
Input Parameter: BufferID (buffer number)
Return Parameter: Confirmation code (1 byte)
Instruction code: 09H
Command (or instruction) package format:
Header Module
address
Package
identifier
Package
length
Instruction
code
buffer
number
Checksum
2 bytes 4bytes 1 byte 2 bytes 1 byte 1 byte 2 bytes
0xEF01 xxxx 01H 04H 09H BufferID sum
Note: BufferID of CharBuffer1 and CharBuffer2 are 1h and 2h respectively. Other values (except 1h, 2h)
would be processed as CharBuffer2.
Acknowledge package format:
Header Module
address
Package
identifier
Package
length
Confirmation
code
Checksum
2 bytes 4bytes 1 byte 2 bytes 1 byte 2 bytes
0xEF01 xxxx 07H 03H xxH sum
Data Package format(data package stills will be transferred later):
Header Module address Package identifier Package length Package content Checksum
2 bytes 4bytes 1 byte 2 bytes 1 byte 2 bytes
0xEF01 Xxxx 02H N+2 N sum
End package format:
Header Module address Package identifier Package length Package content Checksum
2 bytes 4bytes 1 byte 2 bytes 1 byte 2 bytes
0xEF01 Xxxx 08H N + 2 N sum
Note 1: Confirmation code=00H: ready to transfer the following data packet;
Confirmation code=01H: error when receiving package;
Confirmation code=0eH: fail to receive the following data packages.
2: Module shall transfer the following data packet after responding to the upper computer.
6.3.15 To store template
Description: to store the template of specified buffer (Buffer1/Buffer2) at the designated location of Flash
library.
Input Parameter: BufferID(buffer number), PageID
（
Flash location of the template, two bytes with high byte
front and low byte behind
）
Return Parameter: Confirmation code (1 byte)
Instruction code: 06H