Product

Product Feautures: MELSEC iQ-R Series; MELSEC iQ-F Series; MELSEC-Q Series; MELSEC-L Series; MELSEC-QS/WS Series; MELSEC-A Series; Network-related products; Engineering Software; MELSEC-F Series

Product Features

MELSEC-F series Product Feature Main Unit I/O extension Analog Control High-Speed Counting Positioning Control Network/Communication

FX PLC Main Unit Application instructions

Program Flow

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
00	CJ	Conditional Jump	○	○	○	○	○
01	CALL	Call Subroutine	○	○	○	○	○
02	SRET	Subroutine Return	○	○	○	○	○
03	IRET	Interrupt Return	○	○	○	○	○
04	EI	Enable Interrupt	○	○	○	○	○
05	DI	Disable Interrupt	○	○	○	○	○
06	FEND	Main Routine Program End	○	○	○	○	○
07	WDT	Watchdog Timer Refresh	○	○	○	○	○
08	FOR	Start a FOR/NEXT Loop	○	○	○	○	○
09	NEXT	End a FOR/NEXT Loop	○	○	○	○	○

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Move and Compare

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
10	CMP	Compare	○	○	○	○	○
11	ZCP	Zone Compare	○	○	○	○	○
12	MOV	Move	○	○	○	○	○
13	SMOV	Shift Move	○	○	○	○	○
14	CML	Complement	○	○	○	○	○
15	BMOV	Block Move	○	○	○	○	○
16	FMOV	Fill Move	○	○	○	○	○
17	XCH	Exchange	-	-	○	-	○
18	BCD	Conversion to Binary Coded Decimal	○	○	○	○	○
19	BIN	Conversion to Binary	○	○	○	○	○

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Arithmetic and Logical Operation

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
20	ADD	Addition	○	○	○	○	○
21	SUB	Subtraction	○	○	○	○	○
22	MUL	Multiplication	○	○	○	○	○
23	DIV	Division	○	○	○	○	○
24	INC	Increment	○	○	○	○	○
25	DEC	Decrement	○	○	○	○	○
26	WAND	Logical Word AND	○	○	○	○	○
27	WOR	Logical Word OR	○	○	○	○	○
28	WXOR	Logical Exclusive OR	○	○	○	○	○
29	NEG	Negation	-	-	○	-	○

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Rotation and Shift Operation

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
30	ROR	Rotation Right	○	○	○	○	○
31	ROL	Rotation Left	○	○	○	○	○
32	RCR	Rotation Right with Carry	-	-	○	-	○
33	RCL	Rotation Left with Carry	-	-	○	-	○
34	SFTR	Bit Shift Right	○	○	○	○	○
35	SFTL	Bit Shift Left	○	○	○	○	○
36	WSFR	Word Shift Right	○	○	○	○	○
37	WSFL	Word Shift Left	○	○	○	○	○
38	SFWR	Shift write [FIFO/FILO control]	○	○	○	○	○
39	SFRD	Shift read [FIFO control]	○	○	○	○	○

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Data Operation

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
40	ZRST	Zone Reset	○	○	○	○	○
41	DECO	Decode	○	○	○	○	○
42	ENCO	Encode	○	○	○	○	○
43	SUM	Sum of Active Bits	○	○	○	○	○
44	BON	Check Specified Bit Status	○	○	○	○	○
45	MEAN	Mean	○	○	○	○	○
46	ANS	Timed Annunciator Set	-	○	○	○	○
47	ANR	Annunciator Reset	-	○	○	○	○
48	SQR	Square Root	-	-	○	-	○
49	FLT	Conversion to Floating Point	○	○*	○	○	○

*: Supported in FX3G series ver.1.10 and later

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High-Speed Processing

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
50	REF	Refresh	○	○	○	○	○
51	REFF	Refresh and filter adjust	-	-	○	-	○
52	MTR	Input Matrix	○	○	○	○	○
53	HSCS	High-speed counter set	○	○	○	○	○
54	HSCR	High-speed counter reset	○	○	○	○	○
55	HSZ	High-speed counter zone compare	○	○	○	○	○
56	SPD	Speed Detection	○	○	○	○	○
57	PLSY	Pulse Y Output	○	○	○	○	○
58	PWM	Pulse Width Modulation	○	○	○	○	○
59	PLSR	Acceleration/deceleration setup	○	○	○	○	○

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Handy Instruction

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
60	IST	Initial State	○	○	○	○	○
61	SER	Search a Data Stack	○	○	○	○	○
62	ABSD	Absolute drum sequencer	○	○	○	○	○
63	INCD	Incremental drum sequencer	○	○	○	○	○
64	TTMR	Teaching Timer	-	-	○	-	○
65	STMR	Special Timer	-	-	○	-	○
66	ALT	Alternate State	○	○	○	○	○
67	RAMP	Ramp Variable Value	○	○	○	○	○
68	ROTC	Rotary Table Control	-	-	○	-	○
69	SORT	SORT Tabulated Data	-	-	○	-	○

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External FX Device

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
70	TKY	Ten Key Input	-	-	○	-	○
71	HKY	Hexadecimal Input	-	-	○	-	○
72	DSW	Digital switch (thumbwheel input)	○	○	○	○	○
73	SEGD	Seven Segment Decoder	-	-	○	-	○
74	SEGL	Seven Segment With Latch	○	○	○	○	○
75	ARWS	Arrow Switch	-	-	○	-	○
76	ASC	ASCII code data input	-	-	○	-	○
77	PR	Print (ASCII Code)	-	-	○	-	○
78	FROM	Read From A Special Function Block	-	○	○	○	○
79	TO	Write To A Special Function Block	-	○	○	○	○

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External FX Device

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
80	RS	Serial Communication	○	○	○	○	○
81	PRUN	Parallel Run (Octal Mode)	○	○	○	○	○
82	ASCI	Hexadecimal to ASCII Conversion	○	○	○	○	○
83	HEX	ASCII to Hexadecimal Conversion	○	○	○	○	○
84	CCD	Check Code	○	○	○	○	○
85	VRRD	Volume Read	○	○*1	○*2	-	○*2
86	VRSC	Volume Scale	○	○*1	○*2	-	○*2
87	RS2	Serial Communication 2	○	○	○	○	○
88	PID	PID Control Loop	○	○	○	○	○
89～99	-

*1: Supported in FX3G series ver.1.10 and later
*2: Supported in FX3U/FX3UC series ver.2.70 and later

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Data Transfer 2

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
100，101	-
102	ZPUSH	Batch Store of Index Register	-	-	○	-	○*
103	ZPOP	Batch POP of Index Register	-	-	○	-	○*
104～109	-

*：Supported in FX3UC series ver.2.20 and later

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Floating Point

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
110	ECMP	Floating Point Compare	○	○*	○	○	○
111	EZCP	Floating Point Zone Compare	-	-	○	-	○
112	EMOV	Floating Point Move	○	○*	○	○	○
113～115	-
116	ESTR	Floating Point to Character String Conversion	-	-	○	-	○
117	EVAL	Character String to Floating Point Conversion	-	-	○	-	○
118	EBCD	Floating Point to Scientific Notation Conversion	-	-	○	-	○
119	EBIN	Scientific Notation to Floating Point Conversion	-	-	○	-	○
120	EADD	Floating Point Addition	○	○*	○	○	○
121	ESUB	Floating Point Subtraction	○	○*	○	○	○
122	EMUL	Floating Point Multiplication	○	○*	○	○	○
123	EDIV	Floating Point Division	○	○*	○	○	○
124	EXP	Floating Point Exponent	-	-	○	-	○
125	LOGE	Floating Point Natural Logarithm	-	-	○	-	○
126	LOG10	Floating Point Common Logarithm	-	-	○	-	○
127	ESQR	Floating Point Square Root	○	○*	○	○	○
128	ENEG	Floating Point Negation	-	-	○	-	○
129	INT	Floating Point to Integer Conversion	○	○*	○	○	○
130	SIN	Floating Point Sine	-	-	○	-	○
131	COS	Floating Point Cosine	-	-	○	-	○
132	TAN	Floating Point Tangent	-	-	○	-	○
133	ASIN	Floating Point Arc Sine-1	-	-	○	-	○
134	ACOS	Floating Point Arc Cosine-1	-	-	○	-	○
135	ATAN	Floating Point Arc Tangent-1	-	-	○	-	○
136	RAD	Floating Point Degrees to Radians Conversion	-	-	○	-	○
137	DEG	Floating Point Radians to Degrees Conversion	-	-	○	-	○
138，139	-

*: Supported in FX3G series ver.1.10 and later

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Data Operation 2

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
140	WSUM	Sum of Word Data	-	-	○	-	○*
141	WTOB	WORD to BYTE	-	-	○	-	○*
142	BTOW	BYTE to WORD	-	-	○	-	○*
143	UNI	4-bit Linking of Word Data	-	-	○	-	○*
144	DIS	4-bit Grouping of Word Data	-	-	○	-	○*
145，146	-
147	SWAP	Byte Swap	-	-	○	-	○
148	-
149	SORT2	Sort Tabulated Data 2	-	-	○	-	○*

*: Supported in FX3UC series ver.2.20 and later

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Positioning Control

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
150	DSZR	DOG Search Zero Return	○	○	○	○	○
151	DVIT	Interrupt Positioning	-	-	○	-	○
152	TBL	Batch Data Positioning Mode	-	○	○	○	○*
153，154	-
155	ABS	Absolute Current Value Read	○	○	○	○	○
156	ZRN	Zero Return	○	○	○	○	○
157	PLSV	Variable Speed Pulse Output	○	○	○	○	○
158	DRVI	Drive to Increment	○	○	○	○	○
159	DRVA	Drive to Absolute	○	○	○	○	○

*: Supported in FX3UC series ver.2.20 and later

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Real Time Clock Control

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
160	TCMP	RTC data compare	○	○	○	○	○
161	TZCP	RTC data zone compare	○	○	○	○	○
162	TADD	RTC data addition	○	○	○	○	○
163	TSUB	RTC data subtraction	○	○	○	○	○
164	HTOS	Hour to second conversion	-	-	○	-	○
165	STOH	Second to hour conversion	-	-	○	-	○
166	TRD	Read RTC data	○	○	○	○	○
167	TWR	Set RTC data	○	○	○	○	○
168	-
169	HOUR	Hour Meter	○	○	○	○	○

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External Device

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
170	GRY	Decimal to Gray Code Conversion	○	○	○	○	○
171	GBIN	Gray Code to Decimal Conversion	○	○	○	○	○
172～175	-
176	RD3A	Read form Dedicated Analog Block	-	-	○	-	○
177	WR3A	Write to Dedicated Analog Block	-	-	○	-	○
178，179	-

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Extension Function

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
180	-

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Others

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
181	-
182	COMRD	Read device comment data	-	-	○	-	○*
183	-
184	RND	Random Number Generation	-	-	○	-	○
185	-
186	DUTY	Timing pulse generation	-	-	○	-	○*
187	-
188	CRC	Cyclic Redundancy Check	-	-	○	-	○
189	HCMOV	High-speed counter move	-	-	○	-	○

*: Supported in FX3UC series ver.2.20 and later

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Block Data Operation

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
190，191	-
192	BK+	Block Data Addition	-	-	○	-	○*
193	BK-	Block Data Subtraction	-	-	○	-	○*
194	BKCMP=	Block Data Compare (S1) = (S2)	-	-	○	-	○*
195	BKCMP>	Block Data Compare (S1) > (S2)	-	-	○	-	○*
196	BKCMP<	Block Data Compare (S1) < (S2)	-	-	○	-	○*
197	BKCMP<>	Block Data Compare (S1) ≠ (S2)	-	-	○	-	○*
198	BKCMP<=	Block Data Compare (S1) ≦ (S2)	-	-	○	-	○*
199	BKCMP>=	Block Data Compare (S1) ≧ (S2)	-	-	○	-	○*

*: Supported in FX3UC series ver.2.20 and later

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Character String Control

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
200	STR	BIN to Character String Conversion	-	-	○	-	○*
201	VAL	Character String to BIN Conversion	-	-	○	-	○*
202	$+	Link Character Strings	-	-	○	-	○
203	LEN	Character String Length Detection	-	-	○	-	○
204	RIGHT	Extracting Character String Data from the Right	-	-	○	-	○
205	LEFT	Extracting Character String Data from the Left	-	-	○	-	○
206	MIDR	Random Selection of Character Strings	-	-	○	-	○
207	MIDW	Random Replacement of Character Strings	-	-	○	-	○
208	INSTR	Character string search	-	-	○	-	○*
209	$MOV	Character String Transfer	-	-	○	-	○

*: Supported in FX3UC series ver.2.20 and later

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Data Operation 3

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
210	FDEL	Deleting Data from Tables	-	-	○	-	○*
211	FINS	Inserting Data to Tables	-	-	○	-	○*
212	POP	Shift Last Data Read [FILO Control]	-	-	○	-	○
213	SFR	16-bit data n Bit Shift Right with Carry	-	-	○	-	○
214	SFL	16-bit data n Bit Shift Left with Carry	-	-	○	-	○
215～219	-

*: Supported in FX3UC series ver.2.20 and later

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Data Comparison

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
220～223	-
224	LD=	Load Compare (S1) = (S2)	○	○	○	○	○
225	LD>	Load Compare (S1) > (S2)	○	○	○	○	○
226	LD<	Load Compare (S1) < (S2)	○	○	○	○	○
227	-
228	LD<>	Load Compare (S1) ≠ (S2)	○	○	○	○	○
229	LD<=	Load Compare (S1) ≦ (S2)	○	○	○	○	○
230	LD>=	Load Compare (S1) ≧ (S2)	○	○	○	○	○
231	-
232	AND=	AND Compare (S1) = (S2)	○	○	○	○	○
233	AND>	AND Compare (S1) > (S2)	○	○	○	○	○
234	AND<	AND Compare (S1) < (S2)	○	○	○	○	○
235	-
236	AND<>	AND Compare (S1) ≠ (S2)	○	○	○	○	○
237	AND<=	AND Compare (S1) ≦ (S2)	○	○	○	○	○
238	AND>=	AND Compare (S1) ≧ (S2)	○	○	○	○	○
239	-
240	OR=	OR Compare (S1) = (S2)	○	○	○	○	○
241	OR>	OR Compare (S1) > (S2)	○	○	○	○	○
242	OR<	OR Compare (S1) < (S2)	○	○	○	○	○
243	-
244	OR<>	OR Compare (S1) ≠ (S2)	○	○	○	○	○
245	OR<=	OR Compare (S1) ≦ (S2)	○	○	○	○	○
246	OR>=	OR Compare (S1) ≧ (S2)	○	○	○	○	○
247～249	-

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Data Table Operation

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
250～255	-
256	LIMIT	Limit Control	-	-	○	-	○
257	BAND	Dead Band Control	-	-	○	-	○
258	ZONE	Zone Control	-	-	○	-	○
259	SCL	Scaling (Coordinate by Point Data)	-	-	○	-	○
260	DABIN	Decimal ASCII to BIN Conversion	-	-	○	-	○*1
261	BINDA	BIN to Decimal ASCII Conversion	-	-	○	-	○*1
262～268	-
269	SCL2	Scaling 2 (Coordinate by X/Y Data)	-	-	○	-	○*2

*1: Supported in FX3UC series ver.2.20 and later
*2: Supported in FX3UC series ver.1.30 and later

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External Device Communication

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
270	IVCK	Inverter Status Check	○	○*1	○	○	○
271	IVDR	Inverter Drive	○	○*1	○	○	○
272	IVRD	Inverter Parameter Read	○	○*1	○	○	○
273	IVWR	Inverter Parameter Write	○	○*1	○	○	○
274	IVBWR	Inverter Parameter Block Write	-	-	○	-	○
275	IVMC	Inverter Multi Command	○	○*2	○*3	○	○*3
276	ADPRW	MODBUS Read / Write	○	○*4	○*5	○	○*5
277	-

*1: Supported in FX3G series ver.1.10 and later
*2: Supported in FX3G series ver.1.40 and later
*3: Supported in FX3U/FX3G series ver.2.70 and later
*4: Supported in FX3G series ver.1.30 and later
*5: Supported in FX3U/FX3UC series ver.2.40 and later

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Data Transfer 3

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
278	RBFM	Divided BFM Read	-	-	○	-	○*
279	WBFM	Divided BFM Write	-	-	○	-	○*

*: Supported in FX3UC series ver.2.20 and later

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High-Speed Processing 2

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
280	HSCT	High-Speed Counter Compare With Data Table	-	-	○	-	○
281～289	-

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Extension File Register Control

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
290	LOADR	Load From ER	-	○	○	○	○
291	SAVER	Save to ER	-	-	○	-	○
292	INITR	Initialize R and ER	-	-	○	-	○
293	LOGR	Logging R and ER	-	-	○	-	○
294	RWER	Rewrite to ER	-	○	○	○	○*
295	INITER	Initialize ER	-	-	○	-	○*
296～299	-

*: Supported in FX3UC series ver.1.30 and later

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FX3U-CF-ADP Applied Instructions

FNC No.	Mnemonic	Function	Applicable FX PLC
FNC No.	Mnemonic	Function	FX3S	FX3G	FX3U	FX3GC	FX3UC
300	FLCRT	File create / check	-	-	○*	-	○*
301	FLDEL	File delete / CF card format	-	-	○*	-	○*
302	FLWR	Data write	-	-	○*	-	○*
303	FLRD	Data read	-	-	○*	-	○*
304	FLCMD	FX3U-CF-ADP command	-	-	○*	-	○*
305	FLSTRD	FX3U-CF-ADP status read	-	-	○*	-	○*

*: Supported in FX3U/FX3UC series ver.2.61 and later

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MELSEC-F series Product Feature Main Unit I/O extension Analog Control High-Speed Counting Positioning Control Network/Communication

FX PLC Main Unit Application instructions

Product Features

Program Flow

Move and Compare

Arithmetic and Logical Operation

Rotation and Shift Operation

Data Operation

High-Speed Processing

Handy Instruction

External FX Device

External FX Device

Data Transfer 2

Floating Point

Data Operation 2

Positioning Control

Real Time Clock Control

External Device

Extension Function

Others

Block Data Operation

Character String Control

Data Operation 3

Data Comparison

Data Table Operation

External Device Communication

Data Transfer 3

High-Speed Processing 2

Extension File Register Control

FX3U-CF-ADP Applied Instructions

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