HT48R70A Instruction Set

HT48R70A
Instruction Set
Program Develop Flow
Program.ASM
Assembler
Program.OBJ
Linker
program.tsk
Code Generator
Download to ICE
Debug
Program.OTP
Handy Writer
OTP IC

[ ] [ / ] [ ] [ ]
EX: Delay: MOV A, 30 ; move value 30 to Accumulator
•
– INCLUDE file-name or INCLUDE “file-name”
–
•
file-name
– END
•
(included file)
– ORG expression
• expression
(location counter)
expression
• EX:
ORG 000h
JMP Start
ORG 08h
Start: …
– name PROC v.s. name ENDP
•
• EX: Delay PROC
MOV a, 20
…
Delay ENDP

SECTION
: name SECTION ‘class’
– Class SECTION
CODE
DATA
– CODE SECTION
ROM
– DATA SECTION
RAM
DC
[label:] DC expression1 [,expression2 [,...]]
–
(ROM) (
code
)
• label
expression1 expression2
• Ex
ORG LASTPAGE
table: DC 0128H, 025CH, 28H
–
last page
0128H 025CH0028H
DBITDBDWDUP
[name] DB value1 [,value2 [,...]]
[name] DW value1 [,value2 [,...]]
[name] DBIT
[name] DB repeated-count DUP()
[name] DW repeated-count DUP()
•
(ROM or RAM)
(DBIT)
(DB)
(DW)
• name ( name)
• value1…
–
value!
value
• DUP (BYTEWORD)
MY_DATA .SECTION ‘DATA’
BUF1 DB
BUF2 DW
FLAG1 DBIT
ARRAY DB 20 DUP()
MY_CODE .SECTION AT 0 ‘CODE’
TAB_1 DW 1,2,4,8, 16, 32, 64, 128, 256
TAB_2 DW ‘ABCDEFG’

LOWHIGH
LOW expressionHIGH expression
• expression (HIGH) (LOW)
• EX
MAX EQU 8822H
HI_BYTE EQU HIGH MAX ; HI_BYTE = 88H
LO_BYTE EQU LOW MAX ; LO_BYTE = 22H
ADD A,[m]
ADDM A,[m]
ADD A,x
ADC A,[m]
SBC A,[m]
SBCM A,[m]
DAA [m]
INCA [m]
INC [m]
DECA [m]
DEC [m]
Instruction Set --
A
1 Z,C,AC,OV
A
1 (1) Z,C,AC,OV
A x
A
1 Z,C,AC,OV
ADCM A,[m] A
1 Z,C,AC,OV
(1)
SUB A,x A x 1 Z,C,AC,OV
SUB A,[m] A
1 Z,C,AC,OV
SUBM A,[m] A
1 (1) Z,C,AC,OV
A
A
1 Z,C,AC,OV
A
1 (1) Z,C,AC,OV
16
A
1 (1) C
1
A
1
1 (1) Z
1
A
1
1 (1) Z
1
1
1
Z,C,AC,OV
Z
Z

Add a,[90h]
data
memory
Addm a,[90h]
data
memory
Add a, 20H
A 80H 20H
ADC A,[90h]
data
memory
ADCM A,[90h]
data
memory
A
80H
80H
A
+
A0H
20H 90H
A
20H
80H
80H
+
90H A0H
20H
20H
90H
80H
+
A A0H
A
80H
A
80H
+
A1H
20H
90H
20H
C = 1
A
80H
90H
80H
+
A1H
20H
90H
20H
C = 1
SUB A,[90h]
data
memory
SUBM A,[90h]
data
memory
SUB A,20h
A 80H 20H
80H
SBC A,[90h]
data
memory
SBCM A,[90h]
data
memory
A
20H 90H
80H
80H 20H
-
A 60H
A
20H 90H
80H
80H 20H
-
90H 60H
A
-
60H
A
80H
80H
-
A 5FH
20H 90H A
20H
C = 0
80H
80H
-
90H 5FH
20H 90H
20H
C = 0
ADD A,[90H]
data
memory
INC [90H]
data
memory
INCA [90H]
data
memory
DEC [90H]
data
memory
DECA [90H]
data
memory
A
65H
65H
29H
90H
29H
1
20H
20H
90H
1
20H
20H
90H
1
21H
21H
1
21H
21H
A
+
8EH
DAA [90H]
90H 94H
DAA [90H]
C = 0
AC =0
90H
+
21H
A
+
21H
90H
-
20H
DAA BCD
DAA
If ((A.3~A.0) >9 or AC = 1)
then [m].3~[m].0 ß (A.3~A.0) + 6, AC = ~AC
else [m].3~[m].0 ß (A.3~A.0), AC = 0
if (((A.7~A.4) + AC ) >9 or AC = 1)
then [m].7~[m].4 ß (A.7~A.4) + 6 + AC, C = 1
else [m].7~[m].4 ß (A.7~A.4) + AC, C = C
ADD A,[90H] ; A=0x65, [90H]=0x29
DAA [90H]
0x65 + 0x29 = 0x8E C=0AC=0 1
90H
0x24( low nibble 0xE+6 =0x4 AC=1) 2
90H 0x94(high nibble 0x8+AC = 0x9C=0)
65+29 = 94 (BCD )
A
-
20H

AND A, [90H]
A10001111 (2)
[90H] 01001010 (2)
AND00001010 (2)
OR A, [90H]
A10001111 (2)
[90H] 01001010 (2)
OR11001111 (2)
XOR A, [90H]
A10001111 (2)
[90H] 01001010 (2)
XOR11000101 (2)
A
0AH
A
CFH
A
C5H
ANDM A, [90H]
A10001111 (2)
[90H] 01001010 (2)
AND00001010 (2)
ORM A, [90H]
A10001111 (2)
[90H] 01001010 (2)
OR11001111 (2)
XORM A, [90H]
A 10001111 (2)
[90H] 01001010 (2)
XORM11000101 (2)
[90H]
0AH
[90H]
CFH
[90H]
C5H

AND A, x
A10001111 (2)
x 01001010 (2)
AND00001010 (2)
OR A, x
A10001111 (2)
x 01001010 (2)
OR11001111 (2)
XOR A, x
A10001111 (2)
x 01001010 (2)
XOR11000101 (2)
A
0AH
A
CFH
A
C5H
CPL [m]
[90H]10001000 (2)
1’S
01110111 (2)
CPLA [m]
[90H]10001000 (2)
1’S
01110111 (2)
[90H]
77H
A
77H
XOR
•
– M1 + M2 = 0 è M1=M2
•
NOT
– ~a = a + 1
•
c = a + bè c + a = b, c + b = a
EX: mov a, [90h]
xor a, [91h]
xorm a,[90h]
xorm a,[91h]
•
mov a, [90h]
xor a, [91h]
and a, 00000011b
xorm a,[90h]
xorm a,[91h

Instruction Set --
RRA [m]
bit
1 None
RR [m]
bit
1 None
(1)
RRCA [m]
bit
1 C
RRC [m]
bit
1 C
(1)
RLA [m]
bit
1 None
RL [m]
bit
1 (1) None
RLCA [m]
bit
1 C
RLC [m]
bit
1 (1) C
CLR [m].i
1 (1) None
SET [m].i
1 (1)
None
RL [m]
b7 b6 b5 b4 b3 b2 b1 b0
b7 b6 b5 b4 b3 b2 b1 b0
RLA [m]
A
b7 b6 b5 b4 b3 b2 b1 b0
RLC [m]
C
b7 b6 b5 b4 b3 b2 b1 b0

C
b7 b6 b5 b4 b3 b2 b1 b0
RLCA [m]
A
b7 b6 b5 b4 b3 b2 b1 b0
b7 b6 b5 b4 b3 b2 b1 b0
RR [m]
b7 b6 b5 b4 b3 b2 b1 b0
RRA [m]
A
b7 b6 b5 b4 b3 b2 b1 b0
RRC [m]
C
b7 b6 b5 b4 b3 b2 b1 b0
RRCA [m]
C
b7 b6 b5 b4 b3 b2 b1 b0
A
b7 b6 b5 b4 b3 b2 b1 b0

Instruction Set --
MOV A,[m]
m
A 1 None
MOV [m],A
A
m
1 (1) None
MOV A,x
x
A
1
None
JMP addr
Instruction Set --
2
None
SZ [m]
SZA [m]
SZ [m].i
1 (2) None
A
1 (2) None
1 (2) None
SNZ [m].i
1 1 (2)
None
SIZ [m]
SDZ [m]
SIZA [m]
SDZA [m]
CALL addr
1 (3) None
1 (3) None
1
1 (2) None
1
1 (2) None
addr
2
None
RET
2
None
RET A,x
x 2
None
RETI
2
None

Instruction Set --
TABRDC [m]
TABRDL [m]
(current page)
(ROM)
2 (1)
(last page)
(ROM) 2 (1)
None
None
NOP
1
None
CLR [m]
1 (1)
None
SET [m]
0Xff
1 (1)
None
CLR WDT
1
TO,PD
CLR WDT1
1
TO(4),PD(4)
CLR WDT2
1
TO(4),PD(4)
SWAP [m]
SWAPA [m]
HALT
low-nibblehigh-nibble
low-nibblehigh-nibble1
1
1 (1)
None
None
TO,PD
[(1+2) 100-1+4] 100-1+7 = 30306

(TABRDC)
• Port A8LED, LED
MAIN: MOV A, TABL
MOV TBLP, A
MOV A,06
MOV COUNT, A
LOOP: TABRDC PA
CALL DELAY
INC TBLP
SDZ COUNT
JMP LOOP
JMP MAIN
TABL: DC 0000000010000001B
DC 0000000001000010B
DC 0000000000100100B
DC 0000000000011000B
DC 0000000000100100B
DC 0000000001000010B
(TABRDL)
• , Current page table last
page table
MAIN: MOV A, 0
MOV TBLP, A
MOV A,06
MOV COUNT, A
LOOP: TABRDL PA
CALL DELAY
INC TBLP
SDZ COUNT
JMP LOOP
JMP MAIN
TABL: DC 0000000010000001B
DC 0000000001000010B
DC 0000000000100100B
DC 0000000000011000B
DC 0000000000100100B
DC 0000000001000010B

(Computation jump)
• , PCL LED
MAIN: CLR INDEX
MOV A, 06
MOV COUNT, A
LOOP: MOV A, INDEX
CALL GET-VALUE
MOV PA, A
CALL DELAY
INC INDEX
SDZ COUNT
JMP LOOP
JMP MAIN
GET-VALUE PROC
ADDM A, PCL
RET A,10000001B
RET A,01000010B
RET A,00100100B
RET A,00011000B
RET A,00100100B
RET A,01000010B
GET-VALUE ENDP
• ADDM A, PCL
ADDM A, PCL ; PCL=Acc+PCL
JMP EQU-0 ; Jump to EQU-0 if Acc=0
JMP EQU-1 ; Jump to EQU-1 if Acc=1
JMP EQU-2 ; Jump to EQU-2 if Acc=2
JMP EQU-3 ; Jump to EQU-3 if Acc=3
… .