Manual

3-16
3
3 Connecting to DeviceNet
Memory allocation example
This example shows how to make the following settings.
 Memory allocation
• Output area starting address: DM10700
• Input area starting address: DM10500
 Memory allocation size
• Output data buffer size: 16 words regardless of setting
• Input data buffer size: 42 words regardless of setting
LK-DN100 Signal
direction
DeviceNet master node
Offset Bit Signal name
Read control
buffer
← DM10700 0 CHG_PRG_REQ
1 −
2 SYNC_TIM_ON_REQ
3 −
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15 −
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DM10712 0 −
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13 OUT12_RESET_REQ
14 −
15 −
Read data
buffer
DM10714 − SET_PRG_NUM
DM10715 −−
Write control
buffer
→ DM10500 0 CHG_PRG_ACQ
1 CHG_PRG_ERR
2 SYNC_TIM_ON_ACQ
3 SYNC_TIM_ON_ERR
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15 SYSTEM_ERR_FLAG
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DM10512 0 OUT12_LO
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13 OUT12_RESET_ACQ
14 OUT12_RESET_ERR
15 −