HD6413308 Hitachi Semiconductor, HD6413308 Datasheet - Page 66

• Manufacturer Part Number: HD6413308
• Description: Hitachi Single-Chip MicroComputer
• Manufacturer: Hitachi Semiconductor

3.5.8 Block Data Transfer Instruction
In the H8/330 the EEPMOV instruction is a block data transfer instruction. It does not have the
EEPROM write function it has in some other chips.
Table 3-9 describes the EEPMOV instruction. Figure 3-10 shows its object code format.
Table 3-9. Block Data Transfer Instruction/EEPROM Write Operation
Instruction
EEPMOV
Notation
Op:
r n :
#imm.:
15
Operation field
Register field
Immediate data
Size
—
Op
Figure 3-9. System Control Instruction Codes
Function
if R4L ≠ 0 then
else next;
Moves a data block according to parameters set in general registers R4L,
R5, and R6.
R4L: size of block (bytes)
R5:
R6:
Execution of the next instruction starts as soon as the block transfer is
completed.
Op
repeat
until
8
Op
starting source address
starting destination address
7
@R5+
R4L – 1
R4L = 0
#imm.
50
@R6+
R4L
r
n
0
RTE, SLEEP, NOP
LDC, STC (Rn)
ANDC, ORC, XORC, LDC
(#xx:8)