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NEO 2 Interface Developer’s Guide
Copyright © 2019, International Technologies & Systems Corporation. All rights reserved.
382
Command 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
Sub-
Command
Data
Length
(MSB)
Data
Length
(LSB)
Data
CRC (MSB)
CRC (LSB)
ViVOtech2\0
C7h
56h
02h
01h
See Table below
Data Field
Data Field
Length (bytes)
Description
Type
1
0x00: 512Bytes
Others: Reserved
Security Data
512
Any value you want to save
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
C7h
See
00h
00h
8.31.7.
Read Security Data (C7-57)
Use this command to retrieve sensitive data (previously set with C7-56) from a device security
area.
Command 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
Sub-
Command
Data
Length
(MSB)
Data
Length
(LSB)
Data
CRC (MSB)
CRC (LSB)
ViVOtech2\0
C7h
57h
00h
01h
See Table below
Data Field
Data Field
Length (bytes)
Description
Type
1
0x00: 512 bytes
Others: Reserved