930
Basic I/O Unit Instructions Section 3-23
Operand Specifications
Description FIORF(225) performs immediate I/O refreshing of the CIO Area words and
DM Area words allocated to the Special I/O Unit with the unit number speci-
fied by N. Refer to the Special I/O Unit’s Operation Manual for details on the
data area words that are immediately refreshed.
Area N
CIO Area CIO 0000 to CIO 6143
Work Area W000 to W511
Holding Bit Area H000 to H511
Auxiliary Bit Area A448 to A959
Timer Area T0000 to T4095
Counter Area C0000 to C4095
DM Area D00000 to D32767
EM Area without bank E00000 to E32767
EM Area with bank En_00000 to En_32767
(n = 0 to C)
Indirect DM/EM
addresses in binary
@ D00000 to @ D32767
@ E00000 to @ E32767
@ En_00000 to @ En_32767
(n = 0 to C)
Indirect DM/EM
addresses in BCD
*D00000 to *D32767
*E00000 to *E32767
*En_00000 to *En_32767
(n = 0 to C)
Constants #0000 to #005F (binary) or 0 to 95 (decimal)
Data Registers DR0 to DR15
Index Registers ---
Indirect addressing
using Index Registers
,IR0 to ,IR15
–2048 to +2047 ,IR0 to –2048 to +2047 ,IR15
DR0 to DR15, IR0 to IR15
,IR0+(++) to ,IR15+(++)
,–(– –)IR0 to, –(– –)IR15
Special I/O Unit
with unit number N
Refresh
CPU Unit
Allocated CIO Area words
Allocated DM Area words
Words allocated to Special I/O Unit
with unit number N