NEO 2 Interface Developer’s Guide
Copyright © 2019, International Technologies & Systems Corporation. All rights reserved.
275
Command Frame
Byte 0-9
Byte 10
Byte 11
Byte 12 Byte 13
Byte 14,15
Byte 16
Byte 17
Header Tag
& Protocol
Version
Command
Sub-
Command
Data
Length
(MSB)
Data
Length
(LSB)
Data
CRC (MSB)
CRC (LSB)
ViVOtech2\0
2Ch
02h
00h
02h
See Below
Poll for Token Data Field for Command Frame
Data Field
Length (bytes)
Description
Timeout1
1
Time in Seconds Timeout1 cannot be zero seconds
if Timeout2 is Zero.
Timeout2
1
Multiplier for Time in multiples of 10 milliseconds.
Timeout2
Time in ms
0
0
1
10
2
20
:
:
255
2550
Together Timeout1 and Timeout2 are used by the ViVOpay reader to calculate the Timeout,
(the time to wait for a PICC).
Example:
Poll for Token Timeout
Timeout1
Timeout2
Timeout
0
0
Not Allowed
0
20
0 Seconds, 200 ms
0
50
0 Seconds, 500 ms
0
100
1 Second
1
0
1 Second
1
20
1 Second, 200 ms
Response Frame
Byte 0-9
Byte 10
Byte 11
Byte 12 Byte 13
Byte 14 …
Byte 14+n-1
Byte 14+n
Byte 15+n
Header Tag
& Protocol
Version
Command Status Code
Data
Length
(MSB)
Data
Length
(LSB)
Data
CRC (MSB)
CRC (LSB)
ViVOtech2\0
2Ch
See
00h
Variable
below