4507_M Datasheet, PDF (91/216 Pages) Renesas Technology Corp – 4-BIT CISC SINGLE-CHIP MICROCOMPUTER 4500 SERIES

4507 Group
HARDWARE
INSTRUCTIONS
MACHINE INSTRUCTIONS (INDEX BY ALPHABET) (continued)
TAM j (Transfer data to Accumulator from Memory)
Instruction D9
D0
Number of Number of Flag CY
code
words
cycles
101100j
j
j
j
2
2
C
j
16
1
1
–
Skip condition
–
Operation:
(A) ← (M(DP))
(X) ← (X)EXOR(j)
j = 0 to 15
Grouping: RAM to register transfer
Description: After transferring the contents of M(DP) to
register A, an exclusive OR operation is
performed between register X and the value
j in the immediate field, and stores the re-
sult in register X.
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
–
Skip condition
–
Operation: (A) ← (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
–
Skip condition
–
Operation: (A) ← (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
–
Skip condition
–
Operation:
(A2–A0) ← (SP2–SP0)
(A3) ← 0
Grouping: Register to register transfer
Description: Transfers the contents of stack pointer (SP)
to the low-order 3 bits (A2–A0) of register A.
Note:
After this instruction is executed, “0” is
stored to the bit 3 (A3) of register A.
Rev.2.01 Feb 04, 2005
REJ09B0195-0201
1-79