Issue 01/06

Parameter Description

3.39Free function blocks (FFB)

P2800

Enable FFBs

 

 

Min:

0

 

CStat:

CUT

Datatype: U16

Unit: -

Def:

0

 

P-Group:

TECH

Active: first confirm

QuickComm.: No

Max:

1

Level

3

Free function blocks (FFB) are enabled in two steps.

1.Parameter P2800 enables all free function blocks , normally (P2800 = 1).

2.Parameters P2801 and P2802 respectively, enable each free function block individually (P2801[x] > 0

oder P2802[x] > 0).

Possible Settings:

0Disabled

1Enabled

Dependency:

All active function blocks will be calculated in every 132 ms.

P2801[17] Activate FFBs

 

 

Min:

0

CStat:

CUT

Datatype: U16

Unit: -

Def:

0

P-Group:

TECH

Active: first confirm

QuickComm.: No

Max:

3

Level

3

Free function blocks (FFB) are enabled in two steps.

1.Parameter P2800 enables all free function blocks , normally (P2800 = 1)

2.Parameters P2801 and P2802 respectively, enable each free function block individually (P2801[x] > 0 oder P2802[x] > 0)

In addition, Parameters P2801 and P2802 determine the chronological order of each function block. The following table shows that the priority increases from left to right and from bottom to top.

low

Level 3

Level 2

Level 1

Inactive 0

Priority 2

high

Priority 1

CMP 2

CMP 1

DIV 2

DIV 1

MUL 2

MUL 1

SUB 2

SUB 1

ADD 2

ADD 1

Timer 4

Timer 3

Timer 2

Timer 1

RS-FF 3

RS-FF 2

RS-FF 1

D-FF 2

D-FF 1

NOT 3

NOT 2

NOT 1

XOR 3

XOR 2

XOR 1

OR 3

OR 2

OR 1

AND 3

AND 2

AND 1

P2802 [13]

P2802 [12]

P2802 [11]

P2802 [10]

P2802 [9]

P2802 [8]

P2802 [7]

P2802 [6]

P2802 [5]

P2802 [4]

P2802 [3]

P2802 [2]

P2802 [1]

P2802 [0]

P2801 [16]

P2801 [15]

P2801 [14]

P2801 [13]

P2801 [12]

P2801 [11]

P2801 [10]

P2801 [9]

P2801 [8]

P2801 [7]

P2801 [6]

P2801 [5]

P2801 [4]

P2801 [3]

P2801 [2]

P2801 [1]

P2801 [0]

Possible Settings:

0Not Active

1Level 1

2Level 2

3Level 3

Index:

P2801[0] : Enable AND 1

P2801[1] : Enable AND 2

P2801[2] : Enable AND 3

P2801[3] : Enable OR 1

P2801[4] : Enable OR 2

P2801[5] : Enable OR 3

P2801[6] : Enable XOR 1

P2801[7] : Enable XOR 2

P2801[8] : Enable XOR 3

P2801[9] : Enable NOT 1

P2801[10] : Enable NOT 2

P2801[11] : Enable NOT 3

P2801[12] : Enable D-FF 1

P2801[13] : Enable D-FF 2

P2801[14] : Enable RS-FF 1

P2801[15] : Enable RS-FF 2

P2801[16] : Enable RS-FF 3

Example:

P2801[3] = 2, P2801[4] = 2, P2802[3] = 3, P2802[4] = 2

FFBs will be calculated in following order:

P2802[3], P2801[3] , P2801[4], P2802[4]

Dependency:

-Set P2800 to 1 to enable function blocks.

-All active function blocks will be calculated in every 132 ms.

low

MICROMASTER 440

Parameter List

6SE6400-5BB00-0BP0

241

Page 241
Image 241
Siemens 440 manual Free function blocks FFB, P2800 Enable FFBs, P280117 Activate FFBs, 241