4509 Datasheet, PDF (102/142 Pages) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

4509 Group
MACHINE INSTRUCTIONS (INDEX BY ALPHABET) (continued)
TAK1 (Transfer data to Accumulator from register K1)
Instruction D9
D0
code
1001011001
25
2
9
16
Number of
words
1
Number of Flag CY
cycles
1
–
Skip condition
–
Operation: (A) ← (K1)
Grouping: Input/Output operation
Description: Transfers the contents of key-on wakeup
control register K1 to register A.
TAK2 (Transfer data to Accumulator from register K2)
Instruction D9
D0
code
1001011010
25
2
A ₁₆
Number of
words
1
Number of Flag CY
cycles
1
–
Skip condition
–
Operation: (A) ← (K2)
Grouping: Input/Output operation
Description: Transfers the contents of key-on wakeup
control register K2 to register A.
TAL1 (Transfer data to Accumulator from register L1)
Instruction D9
D0
code
1010001010
24
2
A
16
Number of
words
1
Number of Flag CY
cycles
1
–
Skip condition
–
Operation: (A) ← (L1)
Grouping: Input/Output operation
Description: Transfers the contents of key-on wakeup
control register L1 to register A.
TALA (Transfer data to Accumulator from register LA)
Instruction D9
D0
code
1001001001
24
2
9
16
Number of
words
1
Number of Flag CY
cycles
1
–
Skip condition
–
Operation:
(A3, A2) ← (AD1, AD0)
(A1, A0) ← 0
Grouping: A/D conversion operation
Description: Transfers the low-order 2 bits (AD1, AD0) of
register AD to the high-order 2 bits (A3, A2)
of register A. “0” is stored to the low-order 2
bits (A1, A0) of register A.
Rev.1.02 2006.12.22 page 102 of 140
REJ03B0147-0102