Leer Datos De Aparato, Function Code 0X2B (Read Device Identification) - Festo EMCA-EC-67-CO Manual Del Usuario Y Descripción Técnica

5 Modbus TCP con FHPP
5.3.10

Leer datos de aparato, Function code 0x2B (Read device identification)

La tabla describe la estructura del comando "Leer datos del dispositivo, Function code 0x2B".
Significado
Read device identification request (0x2B)
Campo
Function code
MEI type
Read device ID code
Object ID
Read device identification response (0x2B)
Campo
Function code
MEI type
Read device ID code
Conformity level
More follows
Next object ID
No of objects
Objeto 1
...
Object n
Read device identification exception (0xAB)
Campo
Error code
Exception code
Tab. 5.11 Leer datos del dispositivo, Function code 0x2B
100
Bytes Valores
1 0x2B
1 0x0E
1 0x01: basic device identification
0x02: regular device identification
1 0x00: (first object to be transferred)
Bytes Valores
1 0x2B
1 0x0E
1 Same as request field
1 0x01: basic device identification
0x02: regular device identification
1 0x00: no more objects
1 0x00
1 Number of objects in this message
è Tab. 5.12
1
...
1
Bytes Valores
1 0xAB
1 0x01: illegal function
0x02: illegal data address
0x03: illegal data value
0x04: server device failure
Festo – EMCA-EC-C-HP-ES – 2017-11e – Español
N.º de
byte
8
9
10
11
N.º de
byte
8
9
10
11
12
13
14
15 ...
N.º de
byte
8
9