SMC Networks 1560 user manual At this time

Chapter 4 — Programming Considerations

Contents

Modbus	Name	Values		Description
Address
40033	MBP Status	0	This register is used to
		to	communicate the last Invalid
		3	MBP Status value. Possible
			values are as follows:
			0 No error since power
				cycle
			1	Invalid Global Cmd
				Request Most likely the
				slave address for the
				MBP is > 16 and is
				configured for Global
				Cmd
			2	Invalid Global Length
				The host is not configured
				to send enough Global
				Data to support this
				node’s Modbus Plus
				address
			3	Invalid Write Range
				An MSTR Type 1 write
				cmd was received
				attemtpting to write into
				the 40011 to 40100
				address range. The cmd
				was disregarded by the
				MBP with a successful
				response returned to the
				host.

Note that this register is only cleared on power up, and will only be updated when a new error condition arises. Therefore be aware that a non-zero value will stay in the register after an initial error condition until the next power cycle.

40034	Not Defined	Reserved for future use
to	at this time
40100

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