Panasonic FP7 User Manual

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Panasonic FP7 User Manual Manual pdf 49 page image

Programming informationFP7 Fieldbus Master Units Technical Manual 49ARRAY [3]: extended diagnostic bufferARRAY [3] is an extended diagnostic buffer. The values therein are fixed inthe manual of the slave station or can be found in the PROFIBUS specifica-tions.4.3.7.2 awDiagData for DeviceNetThe ARRAYs of WORD contain the following diagnostic information.ARRAY [0], lower byte: device statusFor ARRAY [0], the lower byte stores device status as logical bits.Bit Description0 Device not responding.1 Reserved by system.2 Device had denied access to at least one configured attribute to write in.3 Difference between device produced and consumed connection size to theresulting configured ones.4-6 Reserved by system.7 Device is deactivated in current configuration and not handled.ARRAY [0], higher byte: state of deviceFor each device, the FMU has a "state machine handler". For ARRAY [0],the higher byte stores values that correspond to a state in the device.Value Description0 State machine enter.1 Device inactive, not handled.2 Own MAC ID, state waiting for all incoming duplicate MAC ID requests.3 Initialize internal predefined master slave structures.4 Allocated predefined master slave connection set request.5 Wait for predefined master slave allocation connection response.6 Release predefined master slave connection set request.7 Wait for predefined master slave release connection response.8 Initialize internal I/O configured structures.9 Allocate configured I/O connection request.10 Wait for I/O allocation response.11 Release I/O connection request.12 Wait for I/O connection release response.