4524 Datasheet, PDF (102/161 Pages) Renesas Technology Corp – SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER

4524 Group
MACHINE INSTRUCTIONS (INDEX BY ALPHABET) (continued)
RBK (Reset Bank flag)
Instruction
code
D9
D0
Number of Number of Flag CY
words
cycles
0
0
0
1
0
0
0
0
0
0
0
2
4
0 ₁₆
1
1
–
Skip condition
–
Operation: When TABP p instruction is executed, P6 ← 0
Grouping: Other operation
Description: Sets referring data area to pages 0 to 63
when the TABP p instruction is executed.
Note: This instruction cannot be used in M34524M8.
RC (Reset Carry flag)
Instruction
code
D9
D0
Number of Number of Flag CY
words
cycles
0 0 0 0 0 0 0 1 1 0 ₂ 0 0 6 ₁₆
1
1
0
Skip condition
–
Operation: (CY) ← 0
Grouping: Arithmetic operation
Description: Clears (0) to carry flag CY.
RCP (Reset Port C)
Instruction
code
D9
D0
Number of Number of Flag CY
words
cycles
1
0
1
0
0
0
1
1
0
0
2
2
8
C ₁₆
1
1
–
Skip condition
–
Operation: (C) ← 0
Grouping: Input/Output operation
Description: Clears (0) to port C.
RD (Reset port D specified by register Y)
Instruction
code
D9
D0
Number of Number of Flag CY
words
cycles
0 0 0 0 0 1 0 1 0 0 ₂ 0 1 4 ₁₆
1
1
–
Skip condition
–
Operation:
(D(Y)) ← 0
However,
(Y) = 0 to 9
Grouping: Input/Output operation
Description: Clears (0) to a bit of port D specified by reg-
ister Y.
Rev.2.00 Jul 27, 2004 page 102 of 159
REJ03B0091-0200Z