NEC NDA-30115-001 User Manual

Page of 116
NDA-30115  Revision 1.0
Page 49
Property Management System - Communication Interface
Message Formats
Check In 
Cancellation
Figure 4-19   Check In Cancellation
The only message field is the extension number that was previously checked in. If 
the extension number is less than six digits, left justify the number and fill the 
remaining bytes with space (20H) characters. The room status is set to “Vacant” 
(Room Status = ‘0’, Cleaning Status = ‘3’).
Check Out 
Cancellation
Figure 4-20   Check Out Cancellation
Message fields are:
Extension -- Extension number. If the extension number is less than six digits, 
left justify the number and fill the remaining bytes with space (20H) characters.
Group ID -- Group number for the extension. If the group number is less than 
six digits, left justify the number and fill the remaining bytes with space (20H) 
characters.
Room Status -- Room status. This flag is used in conjunction with the cleaning 
status flag to determine the status of the room.
‘5’ ‘6’
‘4’
‘1’
‘1’
Extension
0
1
2
3
4
6
8
9
15
16
STX
SA
UA
EI
FTC
MSC
FC
6
02H ‘1’
‘!’
‘L’
03H xx
ETX BCC
Key
Room
Status
Cleaning
Status
0
1
2
3
4
6
8
9
15
STX
SA
UA
EI
FTC
MSC
FC
6
6
02H ‘1’
‘!’
‘L’
03H xx
ETX BCC
1
1
1
21
22
23
24
25
‘5’ ‘6’
‘2’
‘0’
‘5’ Extension
Group