4552 Datasheet, PDF (98/145 Pages) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

4552 Group
MACHINE INSTRUCTIONS (INDEX BY ALPHABET) (continued)
TAMR (Transfer data to Accumulator from register MR)
Instruction D9
D0
code
1001010010
25
2
2
16
Number of
words
1
Number of Flag CY
cycles
1
–
Skip condition
–
Operation: (A) ← (MR)
Grouping: Clock operation
Description: Transfers the contents of clock control reg-
ister MR to register A.
TAPU0 (Transfer data to Accumulator from register PU0)
Instruction D9
D0
code
1 0 0 1 0 1 0 1 1 1 ₂ 2 5 7 ₁₆
Number of
words
1
Number of
cycles
1
Flag CY
–
Skip condition
–
Operation: (A) ← (PU0)
Grouping: Input/Output operation
Description: Transfers the contents of pull-up control
register PU0 to register A.
TAPU1 (Transfer data to Accumulator from register PU1)
Instruction D9
D0
code
1 0 0 1 0 1 1 1 1 0 ₂ 2 5 E ₁₆
Number of
words
1
Number of
cycles
1
Flag CY
–
Skip condition
–
Operation: (A) ← (PU1)
Grouping: Input/Output operation
Description: Transfers the contents of pull-up control
register PU1 to register A.
TASP (Transfer data to Accumulator from Stack Pointer)
Instruction D9
D0
code
0001010000
050
2
16
Number of
words
1
Number of
cycles
1
Flag CY
–
Skip condition
–
Operation:
(A2–A0) ← (SP2–SP0)
(A3) ← 0
Grouping: Register to register transfer
Description: Transfers the contents of stack pointer (SP)
to the low-order 3 bits (A2–A0) of register A.
Note:
After this instruction is executed, “0” is
stored to the bit 3 (A3) of register A.
Rev.3.02 Dec 22, 2006 page 98 of 142
REJ03B0023-0302