4554 Datasheet, PDF (108/138 Pages) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

4554 Group
MACHINE INSTRUCTIONS (INDEX BY ALPHABET) (continued)
TPU1A (Transfer data to register PU1 from Accumulator)
Instruction D9
D0
code
1000101110
22E
2
16
Number of
words
1
Number of
cycles
1
Flag CY
–
Skip condition
–
Operation: (PU1) ← (A)
Grouping: Input/Output operation
Description: Transfers the contents of register A to pull-
up control register PU1.
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.
TR3AB (Transfer data to register R3 from Accumulator and register B)
Instruction
code
D9
D0
Number of
1000111011
23B
2
16
words
1
Number of
cycles
1
Flag CY
–
Skip condition
–
Operation:
(R37–R34) ← (B)
(R33–R30) ← (A)
Grouping: Timer operation
Description: Transfers the contents of register B to the
high-order 4 bits (R37–R34) of reload regis-
ter R3, and the contents of register A to the
low-order 4 bits (R33–R30) of reload regis-
ter R3.
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.
Rev.3.00 Aug 06, 2004 page 108 of 136
REJ03B0043-0300Z