Standard format
The KL5101 is mapped into the bus coupler depending on the set parameters. The terminal always occupies memory space in the process image of the inputs and outputs.
Conditions | Word offset | High Byte | Low Byte |
|---|---|---|---|
Complete evaluation: any Motorola format: no Word alignment: no | 0 | D0 | CB/SB |
1 | D2 | D1 | |
2 | D4 | D3 |
Conditions | Word offset | High Byte | Low Byte |
|---|---|---|---|
Complete evaluation: any Motorola format: yes Word alignment: no | 0 | D1 | CB/SB |
1 | D2 | D0 | |
2 | D3 | D4 |
Conditions | Word offset | High Byte | Low Byte |
|---|---|---|---|
Complete evaluation: any Motorola format: no Word alignment: yes | 0 | - | CB/SB |
1 | D1 | D0 | |
2 | - | D2 | |
3 | D4 | D3 |
Conditions | Word offset | High Byte | Low Byte |
|---|---|---|---|
Complete evaluation: any Motorola format: yes Word alignment: yes | 0 | - | CB/SB |
1 | D0 | D1 | |
2 | - | D2 | |
3 | D3 | D4 |
Complete evaluation | The terminal is mapped with control and status byte. |
Motorola format | Motorola or Intel format can be set. |
Word alignment | The terminal is positioned on a word limit in the Bus Coupler. |
CB | Control byte (appears in the process image of the outputs). |
SB | Status byte (appears in the process image of the inputs). |
D0/D1 | Counter word (read/set) |
(D2) | The period duration is output here, together with D3/D4. |
D3/D4 | Latch word (read) |
“-“ | This byte is not used or occupied by the terminal. |