Rev. 1.0, 03/01, page 239 of 280
8. Block transfer instructions
Mnemonic
Operand Size
Addressing Mode and
Instruction Length (bytes)
No. of
States
*
1
Condition Code
I
H
N
Z
V
C
#xx
Rn
@ERn
@(d, ERn)
@–ERn/@ERn+
@aa
@(d, PC)
@@aa
—
EEPMOV. B
EEPMOV. W
Operation
if R4L
≠
0 then
repeat @R5
→
@R6
R5+1
→
R5
R6+1
→
R6
R4L–1
→
R4L
until
R4L=0
else next
if R4
≠
0 then
repeat @R5
→
@R6
R5+1
→
R5
R6+1
→
R6
R4–1
→
R4
until
R4=0
else next
—
—
4
4
—
—
8+
4n
*
2
Normal
Advanced
—
—
—
—
—
—
—
—
—
—
8+
4n
*
2
EEPMOV
Notes: 1. The number of states in cases where the instruction code and its operands are located
in on-chip memory is shown here. For other cases see section A.3, Number of
Execution States.
2. n is the value set in register R4L or R4.
(1) Set to 1 when a carry or borrow occurs at bit 11; otherwise cleared to 0.
(2) Set to 1 when a carry or borrow occurs at bit 27; otherwise cleared to 0.
(3) Retains its previous value when the result is zero; otherwise cleared to 0.
(4) Set to 1 when the adjustment produces a carry; otherwise retains its previous value.
(5) The number of states required for execution of an instruction that transfers data in
synchronization with the E clock is variable.
(6) Set to 1 when the divisor is negative; otherwise cleared to 0.
(7) Set to 1 when the divisor is zero; otherwise cleared to 0.
(8) Set to 1 when the quotient is negative; otherwise cleared to 0.
Содержание H8/3670F-ZTAT HD64F3670
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