4501_M Datasheet, PDF (99/212 Pages) Renesas Technology Corp – 4-BIT CISC SINGLE-CHIP MICROCOMPUTER 4500 SERIES

4501 Group
HARDWARE
INSTRUCTIONS
MACHINE INSTRUCTIONS (INDEX BY ALPHABET) (continued)
TR1AB (Transfer data to register R1 from Accumulator and register B)
Instruction
code
D9
D0
Number of
1000111111
23F
2
16
words
1
Number of
cycles
1
Flag CY
–
Skip condition
–
Operation:
(R17–R14) ← (B)
(R13–R10) ← (A)
Grouping: Timer operation
Description: Transfers the contents of register B to the
high-order 4 bits (R17–R14) of reload regis-
ter R1, and the contents of register A to the
low-order 4 bits (R13–R10) of reload regis-
ter R1.
TV1A (Transfer data to register V1 from Accumulator)
Instruction D9
D0
code
0000111111
03
2
F ₁₆
Number of
words
1
Number of Flag CY
cycles
1
–
Skip condition
–
Operation: (V1) ← (A)
Grouping: Interrupt operation
Description: Transfers the contents of register A to inter-
rupt control register V1.
TV2A (Transfer data to register V2 from Accumulator)
Instruction D9
D0
code
0 0 0 0 1 1 1 1 1 0₂ 0 3
E ₁₆
Number of
words
1
Number of Flag CY
cycles
1
–
Skip condition
–
Operation: (V2) ← (A)
Grouping: Interrupt operation
Description: Transfers the contents of register A to inter-
rupt control register V2.
TW1A (Transfer data to register W1 from Accumulator)
Instruction D9
D0
code
1000001110
20
2
E
16
Number of
words
1
Number of Flag CY
cycles
1
–
Skip condition
–
Operation: (W1) ← (A)
Grouping: Timer operation
Description: Transfers the contents of register A to timer
control register W1.
Rev.2.01 Feb 07, 2005
REJ09B0192-0201
1-87