Renesas H8/38024 Series, Hardware Manual

Page: 82 / 661

Rev. 6.00, 08/04, page 52 of 628
[Legend]
op:
rn:
IMM:
Operation field
Register field
Immediate data
15 0 8 7
op
RTE, SLEEP, NOP
15 0 8 7
op rn
LDC, STC (Rn)
15 0 8 7
op IMM
ANDC, ORC,
XORC, LDC (#xx:8)
Figure 2.9 System Control Instruction Codes
2.5.8 Block Data Transfer Instruction
Table 2.11 describes the block data transfer instruction. Figure 2.10 shows its object code format.
Table 2.11 Block Data Transfer Instruction
Instruction Size Function
EEPMOV — If R4L
≠
0 then
repeat @R5+
→
@R6+
R4L – 1
→
R4L
until R4L = 0
else next;
Block transfer instruction. Transfers the number of data bytes
specified by R4L from locations starting at the address indicated by
R5 to locations starting at the address indicated by R6. After the
transfer, the next instruction is executed.
Certain precautions are required in using the EEPMOV instruction. See section 2.9.3, Notes on
Use of the EEPMOV Instruction, for details.