Toshiba DeviceNet nv Series, Инструкция по эксплуатации, Страница: 77 / 159

4.4 Slave Data Input / Output
Unified Controller nv Series DeviceNet Module DN611B Instruction Manual
61
WRITE_DT Structural data type Output data to slave device
WRITE_DT structure:
WPOL[0] WORD type Polling output data (0)
WPOL[1] WORD type Polling output data (1)
~ ~ ~
WPOL[127] WORD type Polling output data (127)
WBS[0] WORD type BS output data (0)
WBS[1] WORD type BS output data (1)
WBS[2] WORD type BS output data (2)
WBS[3] WORD type BS output data (3)
READ_DT Structural data type Intput data from slave device
READ_DT structure:
RPOL[0] WORD type Polling input data (0)
RPOL[1] WORD type Polling input data (1)
~ ~ ~
RPOL[127] WORD type Polling input data (127)
3) Description of operation
Figure 4-6 Input/Output Data Area Batch Access Function Block Data Input/Output
type1 light Controller
Input data
resister area
Output data
register area
DN611B
Polling / Bit strobe
input data area
Polling output data
area
Bit strobe output
data area
READ_DT
(RPOL)
Slave device
Polling
Bit strobe
WRITE_DT
(WPOL)
WRITE_DT
(WBS)