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4571 Datasheet, PDF (88/126 Pages) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER
4571 Group
MACHINE INSTRUCTIONS (INDEX BY ALPHABET) (continued)
T3R3L (Transfer data to timer 3 from register R3L)
Instruc-
tion
code
D9
D0
1 0 0 0 1 1 0 1 0 0 2 2 3 4 16
Number of
words
1
Number of
cycles
1
Flag CY
-
Skip condition
-
Opera- (T37−T30) ← (R3L7−R3L0)
tion:
Grouping: Timer operation
Description: Transfers the contents of reload register R3L to timer 3.
TAB (Transfer data to Accumulator from register B)
Instruc-
tion
code
D9
D0
0 0 0 0 0 1 1 1 1 0 2 0 1 E 16
Number of
words
1
Number of
cycles
1
Flag CY
-
Skip condition
-
Opera- (A) ← (B)
tion:
Grouping: Register to register transfer
Description: Transfers the contents of register B to register A.
TAB1 (Transfer data to Accumulator and register B from timer 1)
Instruc-
Number of
tion
code
D9
D0
1 0 0 1 1 1 0 0 0 0 2 2 7 0 16
words
1
Number of
cycles
1
Flag CY
-
Skip condition
-
Opera- (B) ← (T17−T14)
tion: (A) ← (T13−T10)
Grouping: Timer operation
Description: Transfers the high-order 4 bits (T17−T14) of timer 1 to reg-
ister B.
Transfers the low-order 4 bits (T13−T10) of timer 1 to regis-
ter A.
TAB2 (Transfer data to Accumulator and register B from timer 2)
Instruc-
Number of
tion
code
D9
D0
1 0 0 1 1 1 0 0 0 1 2 2 7 1 16
words
1
Number of
cycles
1
Flag CY
-
Skip condition
-
Opera- (B) ← (T27−T24)
tion: (A) ← (T23−T20)
Grouping: Timer operation
Description: Transfers the high-order 4 bits (T27−T24) of timer 2 to reg-
ister B.
Transfers the low-order 4 bits (T23−T20) of timer 2 to regis-
ter A.
Rev.1.02 May 25, 2007 Page 88 of 124
REJ03B0179-0102