Installation Instructions User guide

DeviceNet Daughtercard 13
Publication 1788-IN053A-EN-P - December 2001
The status structure consists of these data elements:
Status Structure Element Description Data Type DINTS
ScanCounter counter incremented each I/O scan 32-bit 10
DeviceFailureRegister device failed bit table; 1 = failed 64-bit
AutoverifyFailureRegister device I/O size does not match scanner’s internal
table; 1 = mismatch
64-bit
DeviceIdleRegister device is idle bit table; 1 = idle 64-bit
ActiveNodeRegister node online bit table; 1 = online 64-bit
StatusDisplay ASCII representation of status 4-byte
ScannerDeviceStatus Scanner device status: 4-byte binary 11
ScannerAddress DeviceNet address of 1788-DNBO daughtercard 8-bit binary
ScannerStatus status of 1788-DNBO daughtercard 8-bit binary
ScrollingDeviceAddress scrolls through DeviceNet nodes once per second
by address and status (0 = no faults).
8-bit binary
ScrollingDeviceStatus 8-bit binary
ReservedArray future expansion (20 bytes) 20 x 8-bit 16
DeviceStatus DeviceNet node status array, byte per device 64 x 8-bit 24/32