Mitsubishi Electronics manual 207

11 TROUBLESHOOTING

MELSEC-Q

Special Register List (Continued)

ACPU	Special	Special																																Corresponding
Special	Register after	Register for	Name	Meaning													Details
																																		CPU
Conversion	Conversion	Modification
					• Sets the time check time of the data link instructions
			Register for		(ZNRD, ZNWR) for the MELSECNET/10.
					• Setting range:												1 s to 65535 s (1 to 65535)
D9085	SD1085		setting time	1s to 65535s
					• Setting unit:												s
			check value
					• Default value:												10 s (If 0 has been set, default
																	10 s is applied)
			Microcomputer	According to
D9090	SD1090		subroutine input	corresponding	• For details, refer to the manual of each microcomputer
			data area head	microcomputer	program package.
			device No.	package
D9091	SD1091		Detailed error	Self-diagnosis	• Stores the detail code of cause of an instruction error.
			code	detailed error code
					• Stores upper 2 digits of the head I/O address of I/O
			Head I/O	Head I/O number	modules to be loaded or unloaded during online mode
D9094	SD1094	SD251	number for		in BIN code.
			replacement	for replacement
					Example) Input module																					X2F0 → H2F
D9100	SD1100				• Output module numbers (in units of 16 points), of
					which fuses have blown, are entered in bit pattern.
D9101	SD1101
					(Preset output unit numbers when parameter setting
					has been performed.)
D9102	SD1102					15		14		13			12	11			10		9		8		7		6		5		4	3	2	1	0
				Bit pattern in units	SD1100	0		0		0			1	0			0		0		1		0		0			0	0	0	0	0	0
												(YCO)										(Y80)
D9103	SD1103
					SD1101	0		0		0			0	0			0		0		0		0		0			0	0	0	0	0	0
			Fuse blown	of 16 points,
				indicating the										1																1
D9104	SD1104		module	modules whose	SD1107	0		0		0			0		Y7		0		0		0		0		0			0	0	Y7	0	0	0
															B0															30
				fuses have blown														Indicates fuse blow.
D9105	SD1105
					• Fuse blow check is executed also to the output
					module of remote I/O station.
D9106	SD1106				(If normal status is restored, clear is not performed.
					Therefore, it is required to perform clear by user
D9107	SD1107				program.)
D9108	SD1108				• Sets value for the step transfer monitoring timer and
					the number of F which turns on when the monitoring
D9109	SD1109				timer timed out.
					b15		to		b8 b7							to				b0
D9110	SD1110
			Step transfer	Timer setting valve																Timer setting
D9111	SD1111		monitoring timer	and the F number
																				(1 to 255 s in seconds)
			setting	at time out
D9112	SD1112																			F number setting
					(By turning on any of SM1108 to SM1114, the
D9113	SD1113				monitoring timer starts. If the transfer condition
					following a step which corresponds to the timer is not
					established within set time, set annunciator (F) is
D9114	SD1114				tuned on.)
D9116	SD1116				• When I/O modules, of which data are different from
					those entered at power-on, have been detected, the
D9117	SD1117
					I/O unit numbers (in units of 16 points) are entered in
					bit pattern. (Preset I/O unit numbers when parameter
D9118	SD1118				setting has been performed.)
						15		14		13			12	11			10		9		8		7		6		5		4	3	2	1	0
				Bit pattern, in units	SD1116		0		0		0		0		0		0			0		0		0		0		0	0	0	0	0	1
																																	0
D9119	SD1119																																XY
				of 16 points,
			I/O module		SD1117		0		0		0		0		0		0			1		0		0		0		0	0	0	0	0	0
																				XY
				indicating the																100
			verification error		SD1123		0		0		0		0		1		0			0		0		0		0		0	0	0	0	0	0
D9120	SD1120			modules with											XY
				verification errors.											100
																				Indicates I/O module verify error.
D9121	SD1121
					• I/O module verify check is executed also to remote I/O
					station modules.
D9122	SD1122				(If normal status is restored, clear is not performed.
					Therefore, it is required to perform clear by user
D9123	SD1123				program.)

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