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4501_M Datasheet, PDF (93/212 Pages) Renesas Technology Corp – 4-BIT CISC SINGLE-CHIP MICROCOMPUTER 4500 SERIES | |||
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4501 Group
HARDWARE
INSTRUCTIONS
MACHINE INSTRUCTIONS (INDEX BY ALPHABET) (continued)
TAMR (Transfer data to Accumulator from register MR)
Instruction D9
D0
code
1001010010
25
2
2 16
Number of
words
1
Number of Flag CY
cycles
1
â
Skip condition
â
Operation: (A) â (MR)
Grouping: Other operation
Description: Transfers the contents of clock control reg-
ister MR to register A.
TAQ1 (Transfer data to Accumulator from register Q1)
Instruction D9
D0
code
1001000100
24
2
4 16
Number of
words
1
Number of Flag CY
cycles
1
â
Skip condition
â
Operation: (A) â (Q1)
Grouping: A/D conversion operation
Description: Transfers the contents of A/D control regis-
ter Q1 to register A.
TASP (Transfer data to Accumulator from Stack Pointer)
Instruction D9
D0
code
0001010000
050
2
16
Number of
words
1
Number of
cycles
1
Flag CY
â
Skip condition
â
Operation:
(A2âA0) â (SP2âSP0)
(A3) â 0
Grouping: Register to register transfer
Description: Transfers the contents of stack pointer (SP)
to the low-order 3 bits (A2âA0) of register A.
Note:
After this instruction is executed, â0â is
stored to the bit 3 (A3) of register A.
TAV1 (Transfer data to Accumulator from register V1)
Instruction D9
D0
code
0001010100
05
2
4
16
Number of
words
1
Number of Flag CY
cycles
1
â
Skip condition
â
Operation: (A) â (V1)
Grouping: Interrupt operation
Description: Transfers the contents of interrupt control
register V1 to register A.
Rev.2.01 Feb 07, 2005
REJ09B0192-0201
1-81
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