Process image
Complex mapping
The following 12 bytes are transferred bi-directionally between KL3214 and control:
Byte offset (without word alignment*) |
Byte offset (with word alignment*) |
Format |
Input data |
Output data |
---|---|---|---|---|
0 |
0 |
Byte |
Status byte 0 (SB0) |
Control byte 0 (CB0) |
1 |
2 |
Word |
DataIN0 |
DataOUT0 |
3 |
4 |
Byte |
Status byte 1 (SB1) |
Control byte 1 (CB1) |
4 |
6 |
Word |
DataIN1 |
DataOUT1 |
6 |
8 |
Byte |
Status byte 2 (SB2) |
Control byte 2 (CB2) |
7 |
10 |
Word |
DataIN2 |
DataOUT2 |
9 |
12 |
Byte |
Status byte 3 (SB3) |
Control byte 3 (CB3) |
10 |
14 |
Word |
DataIN3 |
DataOUT3 |
*) Word alignment: The Bus Coupler places values on even byte addresses
Compact mapping
The following 8 bytes are transmitted bidirectionally between KL3414 and controller:
Byte offset (with and without word alignment*) |
Format |
Input data |
Output data |
---|---|---|---|
0 |
Word |
DataIN0 |
DataOUT0 |
2 |
Word |
DataIN1 |
DataOUT1 |
4 |
Word |
DataIN2 |
DataOUT2 |
6 |
Word |
DataIN3 |
DataOUT3 |
*) word alignment has no effect with compact mapping