Euchner Electronic-Key Adapter with serial Interface Manuel d'utilisateur télécharger pdf (Page 19)

Manual EKS Electronic-Key Adapter serial

088796-02-03/05 Subject to technical modifications Page 19/24

Contents

Byte no. Description

ASCII hexadecimal decimal

0 Number of message bytes 07 7

Command identification

3 Device address 01 1

Padding data

6 Status number *

Figure 3: Reply message write Electronic-Key read/write - status (message core)

* Status number 00

hex

: No error

hex

: Electronic-Key not in the operating distance

(For further status numbers see chapter 8.7)

8.4.2 Read process

Command message (message core, PC/PLC → EKS, see Figure 3):

 TL (device addr.) (start addr. user data) (number of bytes of user data)

Reply message (message core, EKS → PC/PLC, see Figure 5 or Figure 6):

For this command there are two possible replies:

 RL (device addr.) (start addr. user data) (number of bytes of user data) (user data)

 RF (device addr.) (00

hex

,00

hex

) (status number)

The reply message RL (see Figure 5) stands for correct reception of the data.

If an Electronic-Key cannot be read, an RF reply message is received (see Figure 6). The status number then

indicates the cause of the error.

Contents

Byte no. Description

ASCII hexadecimal decimal

0 Number of message bytes 07 7

Command identification

3 Device address 01 1

5 Start address for the user data

00 ... 73

0 ... 115

6 Number of bytes of user data 01 ... 74 1 ... 116

Figure 4: Command message read Electronic-Key read/write (message core)

1 2 ... 14 15 16 17 18 19 20 21 22 23 24

Pas de commentaire

Euchner Electronic-Key Adapter with serial Interface Manuel d'utilisateur Page 19