NEO 2 Interface Developer’s Guide
Copyright © 2019, International Technologies & Systems Corporation. All rights reserved.
242
Update Balance Format and Contents When Status Not OK
Data Field
Length (bytes)
Description
Error Code
1
Error Code giving the reason for the failure. See sub-section on
SW1
1
Value of SW1 returned by the Card (SW1SW2 is 0000 if SW1
SW2 not available)
SW2
1
Value of SW2 returned by the Card (SW1SW2 is 0000 if SW1
SW2 not available)
RF State Code
1
RF State Code indicating exactly where the error occurred in
the Reader-Card transaction flow. See sub-section on
For any other Status Code the data field is empty.
8.5.6.
Cancel Transaction Command/Reset Transaction Status (05-01)
Use this command to stop reader/card communication after the
Activate Transaction
command or
Update Balance
command has been sent to the reader.
After the terminal has issued the Cancel Transaction command, the terminal should not send
any commands until it receives a response from the reader.
Command Frame
Byte 0-9
Byte 10
Byte 11
Byte 12
Byte 13
N/A
Byte 14
Byte 14
Byte 15
Byte 15
Byte 16
Header Tag
& Protocol
Version
Command
Sub-
Command
Data
Length
(MSB)
Data
Length
(LSB)
Data
Object
CRC (LSB)
CRC (MSB)
ViVOtech2
\0
05h
01h
00h
00h or 01h
For cancel transaction, data length (LSB) is 00h, data object is not required.
For reset transaction, data length (LSB) is 01h, following data object is required.
Data Object:
Data Item
Length (bytes)
Description
Mode
1
-0x01: Reset Mode, reset transaction status without displaying anything;