4500/720 Series 720 Family Models 4513, 4514 Group User's Manual

Parameter
Instruction code
Function
Number of
cycles
Number of
words
Mnemonic
Type of
instructions
D9 D8 D7 D6 D5 D4 D3 D2 D1 D0
Hexadecimal
notation
1-74
HARDWARE
4513/4514 Group User’s Manual
MACHINE INSTRUCTIONS
B a
BL p, a
BLA p
BM a
BML p, a
BMLA p
RTI
RT
RTS
DI
EI
SNZ0
SNZ1
011a6 a5 a4 a3 a2 a1 a0
00111p4 p3 p2 p1 p0
10p5 a6 a5 a4 a3 a2 a1 a0
0000010000
10p5 p4 00p3 p2 p1 p0
010a6 a5 a4 a3 a2 a1 a0
00110p4 p3 p2 p1 p0
10p5 a6 a5 a4 a3 a2 a1 a0
0000110000
10p5 p4 00p3 p2 p1 p0
0001000110
0001000100
0001000101
0000000100
0000000101
0000111000
0000111001
18a
+a
0Ep
+p
2pa
+a
010
2pp
1aa
0Cp
+p
2pa
+a
030
2pp
046
044
045
004
005
038
039
1
2
2
1
2
2
1
1
1
1
1
1
1
1
2
2
1
2
2
1
2
2
1
1
1
1
Subroutine operation
Return operation
Interrupt operation
MACHINE INSTRUCTIONS (continued)
(PCL) ← a6–a0
(PCH) ← p
(PCL) ← a6–a0
(Note)
(PCH) ← p
(PCL) ← (DR2–DR0, A3–A0)
(Note)
(SP) ← (SP) + 1
(SK(SP)) ← (PC)
(PCH) ← 2
(PCL) ← a6–a0
(SP) ← (SP) + 1
(SK(SP)) ← (PC)
(PCH) ← p
(PCL) ← a6–a0
(Note)
(SP) ← (SP) + 1
(SK(SP)) ← (PC)
(PCH) ← p
(PCL) ← (DR2–DR0,A3–A0)
(Note)
(PC) ← (SK(SP))
(SP) ← (SP) – 1
(PC) ← (SK(SP))
(SP) ← (SP) – 1
(PC) ← (SK(SP))
(SP) ← (SP) – 1
(INTE) ← 0
(INTE) ← 1
(EXF0) = 1 ?
After skipping
(EXF0) ← 0
(EXF1) = 1 ?
After skipping
(EXF1) ← 0
Branch operation
Note :p is 0 to 15 for M34513M2, p is 0 to 31 for M34513M4/E4, p is 0 to 47 for M34513M6 and M34514M6, and p is 0 to 63 for M34513M8/E8 and
M34514M8/E8.