Appendix C
"
Unsupported Instructions
The following C500 instructions are not supported by the Ladder Programming I/O Unit and will be treated as NOP
if used. WRIT(87) and READ(88) are used internally only and cannot be programmed by the user in the Ladder
Program I/O Unit.
Name
Mnemonic
FAILURE ALARM
FAL(06)
SEVERE FAILURE ALARM
FALS(07)
BCD MULTIPLY
MUL(32)
BCD DIVIDE
DIV(33)
BLOCK TRANSFER
XFER(70)
BLOCK SET
BSET(71)
SQUARE ROOT
ROOT(72)
DATA EXCHANGE
XCHG(73)
7-SEGMENT DECODER
SDEC(78)
FLOATING POINT DIVIDE
FDIV(79)
SINGLE WORD DISTRIBUTE
DIST(80)
DATA COLLECT
COLL(81)
MOVE BIT
MOVB(82)
MOVE DIGIT
MOVD(83)
REVERSIBLE SHIFT REGISTER
SFTR(84)
TABLE COMPARE
TCMP(85)
I/O WRITE
WRIT(87)
I/O READ
READ(88)
NETWORK SEND
SEND(90)
SUBROUTINE START
SBN(92)
WATCHDOG TIMER REFRESH
WDT(94)
I/O REFRESH
IORF(97)
NETWORK RECEIVE
RECV(98)
Summary of Contents for C500-LDP01-V1
Page 1: ...C500 LDP01 V1 Ladder Program I O Unit Operation Manual Revised January 1992...
Page 2: ......
Page 4: ......
Page 5: ...0 1 1 1 2 1 2 1 3 2 2 2 4 12 2 1 56 7 02 5 1 8 1 1 7 5 2...
Page 7: ...02 4 8 02 3 3 3 8 8 3 4 3 3 4...
Page 11: ...8 9 4 8 8...
Page 18: ...8 3 8 02 5 02 5 8 02 2 2 3 0 5 0 1 1...
Page 29: ...8 4 6 6 02 8 2 4 12 2 1 56 7 02 02...
Page 37: ...3 8 4 8 4 3 5 1 8 1...
Page 56: ...1 6 0 0 1 7 8 8 02 1 7 8 1 02 3 0 5 02 02 02 2 02 2 02 5 02 02 6 7 12 2...