User's Manual

PIN Pad 791 Programmer’s Manual (PCI POS-A) UDN PM0103-U Rev. 06

Section 13 – JPEG File Operation messages 2015-04-20

Page310

Uniform Industrial Corp. Proprietary and Confidential Total 342 pages

Message J5 Upload JPEG File

Format: <STX>J5[control]<FS>[FileName]<ETX>[LRC]

Request frame (HOST to PIN Pad)

<STX>J5[PktType][SeqNo][Size][Data]<ETX>[LRC]

Response frame (PIN Pad to HOST)

Message length: Variable 6 to 21 bytes for request frame, and variable 12 to 536 bytes for response

frame.

Usage: This message is used to upload a JPEG file from terminal.

Message element:

Request frame (HOST to PIN Pad)

Field Length Value and description

J5 2 Message ID

[control] 1 '0': First command for upload, [FileName] is

required.

'1': Ready for next J5 packet, [FileName] is ignored.

[FileName] 1-15 File name (Option)

[LRC] 1 Checksum

Response frame (PIN Pad to HOST)

Field Length Value and description

J5 2 Message ID

[PktType] 1 '0' = First or middle of multiple packets.

'1' = Last or only packet.

'2': Null file name.

'3': File name is not found.

'4': Buffer is not enough.

'5': Format error.

[SeqNo] 3 '000' to '999', for onetime only packet, set to '000'.

[Size] 3 '000' to '524', size of [Data] in bytes

[Data] 0-524 Base 64 format data

[LRC] 1 Checksum