4502 Datasheet, PDF (82/116 Pages) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

4502 Group
MACHINE INSTRUCTIONS (INDEX BY ALPHABET) (continued)
TAW2 (Transfer data to Accumulator from register W2)
Instruction D9
D0
code
1001001100
24
2
C
16
Number of
words
1
Number of Flag CY
cycles
1
–
Skip condition
–
Operation: (A) ← (W2)
Grouping: Timer operation
Description: Transfers the contents of timer control reg-
ister W2 to register A.
TAW6 (Transfer data to Accumulator from register W6)
Instruction D9
D0
code
1001010000
25
2
0
16
Number of
words
1
Number of Flag CY
cycles
1
–
Skip condition
–
Operation: (A) ← (W6)
Grouping: Timer operation
Description: Transfers the contents of timer control reg-
ister W6 to register A.
TAX (Transfer data to Accumulator from register X)
Instruction
code
D9
D0
Number of Number of Flag CY
0001010010
052
words
cycles
2
16
1
1
–
Skip condition
–
Operation: (A) ← (X)
Grouping: Register to register transfer
Description: Transfers the contents of register X to reg-
ister A.
TAY (Transfer data to Accumulator from register Y)
Instruction
code
D9
D0
Number of Number of Flag CY
0000011111
01F
words
cycles
2
16
1
1
–
Skip condition
–
Operation: (A) ← (Y)
Grouping: Register to register transfer
Description: Transfers the contents of register Y to regis-
ter A.
Rev.3.01 2005.02.02 page 82 of 112
REJ03B0105-0301