Profibus interface center, Spc3 – Siemens SPC3 User Manual

Page 18

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PROFIBUS Interface Center

SPC3

Page 16

V1.3

SPC3 Hardware Description

2003/04

Copyright (C) Siemens AG 2003. All rights reserved.

Address
Intel
/Motorola

Name Bit No. Significance

16H

R_TS_Adr
7..0

Set up station address of the relevant SPC3

17H

reserved

Pointer to a RAM address which is presetted with 0FFH

18H

19H

R_User_Wd_Value
7..0

Based on an internal 16-bit wachdog timer, the user is
monitored in the DP_Mode.

19H

18H

R_User_Wd_Value 15
..8

1AH

R_Len_Dout_Puf

Length of the 3 Dout buffers

1BH

R_Dout_buf_Ptr1

Segment base address of Dout buffer 1

1CH

R_Dout_buf_Ptr2

Segment base address of Dout buffer 2

1DH

R_Dout_buf_Ptr3

Segment base address of Dout buffer 3

1EH

R_Len_Din_buf

Length of the 3 Din buffers

1FH

R_Din_buf_Ptr1

Segment base address of Din buffer 1

20H

R_Din_buf_Ptr2

Segment base address of Din buffer 2

21H

R_Din_buf_Ptr3

Segment base address of Din buffer 3

22H

reserved

Preset with 00H.

23H

reserved

Preset with 00H.

24H

R Len Diag buf1

Length of Diag buffer 1

25H

R Len Diag buf2

Length of Diag buffer 2

26H

R_Diag_Puf_Ptr1

Segment base address of Diag buffer 1

27H

R_Diag_Puf_Ptr2

Segment base address of Diag buffer 2

28H

R Len Cntrl Pbuf1

Length of Aux buffer 1 and the control buffer belonging to it,
for example, SSA-Buf, Prm-Buf, Cfg-Buf, Read-Cfg-Buf

29H

R Len Cntrl Puf2

Length of Aux-Buffer 2 and the control buffer belonging to
it, for example, SSA-Buf, Prm-Buf, Cfg-Buf, Read-Cfg-Buf

2AH

R Aux Puf Sel

Bit array, in which the assignments of the Aux-buffers ½ are
defined to the control buffers, SSA-Buf, Prm-Buf, Cfg-Buf

2BH

R_Aux_buf_Ptr1

Segment base address of auxiliary buffer 1

2CH

R_Aux_buf_Ptr2

Segment base address of auxiliary buffer 2

2DH

R_Len_SSA_Data

Length of the input data in the Set_Slave_Address-buffer

2EH

R SSA buf Ptr

Segment base address of the Set_Slave_Address-buffer

2FH

R_Len_Prm_Data

Length of the input data in the Set_Param-buffer

30H

R_Prm_buf_Ptr

Segment base address of the Set_Param-buffer

31H

R_Len_Cfg_Data

Length of the input data in the Check_Config-buffer

32H

R Cfg Buf Ptr

Segment base address of the Check_Config-buffer

33H

R_Len_Read_Cfg_Data

Length of the input data in the Get_Config-buffer

34H

R_Read_Cfg_buf_Ptr

Segment base address of the Get_Config-buffer

35H

reserved

Preset with 00H.

36H

reserved

Preset with 00H

37H

reserved

Preset with 00H.

38H

reserved

Preset with 00H.

39H

R_Real_No_Add_Change

This parameter specifies whether the DP slave address may
again be changed at a later time point.

3AH

R_Ident_Low

The user sets the parameters for the Ident_Low value.

3BH

R_Ident_High

The user sets the parameters for the Ident_High value.

3CH

R_GC_Command

The Global_Control_Command last received

3DH

R_Len_Spec_Prm_buf

If parameters are set for the Spec_Prm_Buffer_Mode (see
mode register 0), this cell defines the length of the param
buffer.


Figure 4.4: Assignment of the Organizational Parameters

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