TC1796
System Units (Vol. 1 of 2)
Peripheral Control Processor (PCP)
User’s Manual 11-78 V2.0, 2007-07
PCP, V2.0
11.11.3 Counter Operation for BCOPY Instruction
Figure 11-14 Counter Operation for BCOPY Instruction
MCA05679_mod
DATA Transfer
(Block size
determined by
CNT0 field)
BCOPY
Instruction
Next
Instruction
CNC = ?
CNT1 := CNT 1 - 1 CNT1 := CNT 1 - 1
CNT 1 = 0 ?
00 10
01
yes
no