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FX3G/FX3U/FX3UC Series Programmable Controllers
Programming Manual - Basic & Applied Instructions Edition
Table of Contents
8. Program Flow – FNC 00 to FNC 09 227
8.1 FNC 00 – CJ / Conditional Jump................................................................................................. 228
8.1.1 CJ instruction and operations of contact and coil........................................................................232
8.1.2 Relationship between master control instruction and jump instruction........................................ 234
8.2 FNC 01 – CALL / Call Subroutine ............................................................................................... 235
8.2.1 Cautions on subroutines and interrupt routines...........................................................................237
8.3 FNC 02 – SRET / Subroutine Return.......................................................................................... 239
8.4 FNC 03 – IRET / Interrupt Return ............................................................................................... 240
8.5 FNC 04 – EI / Enable Interrupt.................................................................................................... 242
8.6 FNC 05 – DI / Disable Interrupt................................................................................................... 243
8.7 FNC 06 – Main Routine Program End ........................................................................................ 244
8.8 FNC 07 – WDT / Watchdog Timer Refresh................................................................................. 246
8.9 FNC 08 – FOR / Start a FOR/NEXT Loop .................................................................................. 249
8.10 FNC 09 – NEXT / End a FOR/NEXT Loop................................................................................ 250
9. Move and Compare – FNC 10 to FNC 19 253
9.1 FNC 10 – CMP / Compare .......................................................................................................... 254
9.2 FNC 11 – ZCP / Zone Compare.................................................................................................. 256
9.3 FNC 12 – MOV / Move................................................................................................................ 259
9.4 FNC 13 – SMOV / Shift Move ..................................................................................................... 262
9.5 FNC 14 – CML / Complement..................................................................................................... 264
9.6 FNC 15 – BMOV / Block Move.................................................................................................... 266
9.6.1 Function of transfer between file registers and data registers..................................................... 268
9.7 FNC 16 – FMOV / Fill Move ........................................................................................................ 271
9.8 FNC 17 – XCH / Exchange ......................................................................................................... 274
9.9 FNC 18 – BCD / Conversion to Binary Coded Decimal .............................................................. 276
9.10 FNC 19 – BIN / Conversion to Binary ....................................................................................... 279
10. Arithmetic and Logical Operation (+, −, ×, ÷) – FNC 20 to FNC 29 282
10.1 FNC 20 – ADD / Addition .......................................................................................................... 283
10.2 FNC 21 – SUB / Subtraction ..................................................................................................... 286
10.3 FNC 22 – MUL / Multiplication .................................................................................................. 289
10.4 FNC 23 – DIV / Division ............................................................................................................ 292
10.5 FNC 24 – INC / Increment......................................................................................................... 295
10.6 FNC 25 – DEC / Decrement...................................................................................................... 297
10.7 FNC 26 – WAND / Logical Word AND ...................................................................................... 298
10.8 FNC 27 – WOR / Logical Word OR........................................................................................... 300
10.9 FNC 28 – WXOR / Logical Exclusive OR.................................................................................. 302
10.10 FNC 29 – NEG / Negation....................................................................................................... 304
11. Rotation and Shift Operation – FNC 30 to FNC 39 306
11.1 FNC 30 – ROR / Rotation Right................................................................................................ 307
11.2 FNC 31 – ROL / Rotation Left ................................................................................................... 309
11.3 FNC 32 – RCR / Rotation Right with Carry ............................................................................... 311
11.4 FNC 33 – RCL / Rotation Left with Carry.................................................................................. 313
11.5 FNC 34 – SFTR / Bit Shift Right................................................................................................ 315
11.6 FNC 35 – SFTL / Bit Shift Left................................................................................................... 317
11.6.1 Replacement of SFT instruction in F1 and F2 Series ................................................................ 320
11.7 FNC 36 – WSFR / Word Shift Right.......................................................................................... 321
11.8 FNC 37 – WSFL / Word Shift Left............................................................................................. 323
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