Emerson MVME147 manual xxxxxxxx

			Initiator Role Custom Packet
$1E	xxxxxxxx	xxxxxxxx	Message-in length --
			bytes expected
			during message-in
			(max=258 for
			extended
			messages)
$20	xxxxxxxx	xxxxxxxx	Message-in pointer
			(MSW) -- to RAM
			buffer where
			firmware stores
			received
			messages
$22	xxxxxxxx	xxxxxxxx	Message-in pointer
			(LSW)
$24	xxxxxxxx	xxxxxxxx	Message-out length --
			bytes expected
			to be transferred in
			message-out phase,
			has to be non-zero if
			message-out phase
			is required (max=258
			for extended
			messages)
$26	xxxxxxxx	xxxxxxxx	Message-out pointer
			(MSW) -- to RAM
			buffer where
			firmware takes
			messages to
			transfer to TARGET
$28	xxxxxxxx	xxxxxxxx	Message-out pointer
			(LSW)
$2A	xxxxxxxx	xxxxxxxx	Reserved
$2C		xxxxxxxx	Reserved
.		.
.		.
.		.
$60	xxxxxxxx	xxxxxxxx	Sector number in
			error (MSW)

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