![IDTECH Vivopay Neo 2 Скачать руководство пользователя страница 464](http://html.mh-extra.com/html/idtech/vivopay-neo-2/vivopay-neo-2_developers-manual_618786464.webp)
NEO 2 Interface Developer’s Guide
464
Example:
•
Query Screen 00 00:
TX:
56 69 56 4F 74 65 63 68 32 00 61 15 00 02 00 00 F2 19
RX:
56 69 56 4F 74 65 63 68 32 00 61 00 00 09 01 53 63 72 65 65 6E
31 00 E0 9A
•
Query Screen 00 04 (error):
TX:
56 69 56 4F 74 65 63 68 32 00 61 15 00 02 00 04 76 59
RX:
56 69 56 4F 74 65 63 68 32 00 61 00 00 01 00 4B 9E
19.3.19.
Query Object by ID (61-16)
This command checks by ID if the specified object exists.
Command Frame
Byte 0-9
Byte 10
Byte 11
Byte 12
Byte 13
Byte 14
Byte 15
Byte 16
Byte 17
Header Tag &
Protocol
Version
Command
Sub-
Command
Data Length
(MSB)
Data Length
(LSB)
Data
CRC (LSB) CRC (MSB)
ViVOtech2\0
61h
16h
00
02
Object ID (See
LCD UI Table-1)
Response Frame
Byte 0-9
Byte 10
Byte 11
Byte 12
Byte 13
Byte 14 ~
N
Byte N+1
Byte N+2
Header Tag &
Protocol Version
Command
Status Code
Data Length
(MSB)
Data
Length
(LSB)
Data
CRC (LSB) CRC (MSB)
ViVOtech2\0
61h
00h
00h
var
See Below
Data Format
Item
Length (bytes)
Description
Number of Objects
1
Screen Names
Var.
List Screen Name Strings
ASCII String, each screen name string is terminated by
0x00
Example:
•
QueryObjectID
TX:
56 69 56 4F 74 65 63 68 32 00 61 16 00 02 01 00 11 C4
RX:
56 69 56 4F 74 65 63 68 32 00 61 00 00 09 01 53 63 72 65 65 6E
31 00 E0 9A