Справочник Пользователя для EMSA HS500E
C H A P T E R 6 : M O D B U S T C P P R O T O C O L
6 . 1 . 2 M o d b u s
T C P
R e s p o n s e S t r u c t u r e
M
A P P I N G
N
O D E
3 3
( P
R O D U C E
R
E G I S T E R S
)
Produce Registers
hold data that is destined for the Host.
ModBus
Address
(4xxxx /
3xxxx)
Read / Write Privilege
Register Description
(40001) 1
R/W
HS500E Produce Data Overall Length
(> 0 indicates that data is available;
Modbus Client clears to 0 after data is
processed)
Modbus Client clears to 0 after data is
processed)
2
RO
MSB = Reader Type; LSB = Command ID
3
RO
Node ID (33)
4
RO
Timeout Value (0-65535)
5
RO
Read/Write Start Address (0-65535)
6
RO
Read/Write Data Length (0-65535 bytes)
7 – 32774
RO
HS500E Produce Data (when applicable)
32775 –
65536
RO Reserved
Modbus TCP Response Structure
Node 33 Memory Map (Produce Registers)
H S 5 0 0 E – O P E R A T O R ’ S M A N U A L
P / N : 1 7 - 1 3 0 5 R E V 0 2 ( 1 2 - 0 5 )
P A G E 5 4 O F 8 2