Sharp MZ-808 User manual

•
-.
I
Personal Computer MZ-80B Owner's Manual
SUPPLEMENT
Complete MZ-80B IPL Assembly Listing
This supplement shows the complete MZ-808 IPL (Initial Program Loader) as::embly
listing. Although operation of IPL is described in the Owner's Manual, this booklet is pre-
pared for users who
want to know operational detaiis of IPL. This booklet is for reference
only. The'Sharp Corporation is
not obliged to answer any questions about the contents of
thiS assembly listing.
IPL includes the folloWing routines: the CMT CONTROL routine, which loads pro-
grams from the cassette tape into the memory and executes them; the MFM MINIFLOPPY
CONTROL routine, which loads programs from
the floppy diskette into the memory and
executes them;
and the INTRAM-EXROM routine, which loads programs from ROM con-
nected to the extension port of the M7.-808 into the memory and executes them. Each
routine name
is shown in the remarks column.
The Sharp Corporution reserves all rights
to the contents of thiS pubiication.
SHARP
1

MZ-80B BEDIENUNGSANLEITUNG
SUPPLEMENT
Komplettes
MZ-80B IPL Assemblerprotokoll
Diese Ergiinzung fahrt das komplette MZ-80B IPL (Initial Program LoaderjUrlader)
Assemblerprotokoll auf. Wenngleich die IPL-Operation in der Bedienungsanleitung be-
schrieben wird, wurde diese Broschare
far Anwenderzusammengestellt, die Betriebsdetails
des
IPL wissen m6chten. Diese Broschare ist nur zur Referenz. Die Sharp Corporation ist
nicht verpflichtet, irgendwelche
Fragen aber die Inhalte dieses Assemblerprotokolls zu
beantworten.
IPL umfal3t die folgenden Routinen: die CMT CONTROL Routine, die Programme
vom Kassettenband in den Speicher liidt
und sie ausfilhrt; die MFM MINIFLOPPY CON-
TROL Routine, die Programme von der Floppy Diskette in den Speicher liidt und sie aus-
fiihrt
und die INTRAM-EXROM Routine, die Programme vom am Erweiterungsport des
MZ-80B angeschlossenen ROM in den Speicher liidt
und sie ausfilhrt. jeder Routinename
ist
in der Spalte "Bemerkungen" aufgefahrt.
Die Sharp Corporation behiilt sich aile Rechte bezaglich der Inhalte dieser Ver6ffent-
lichung
vor.
SHARP
..

2
0000 ;
***t::t:*******************:f:
(1[100
0000 F'e r'so:.t"IL't1 CCJI''lf:'ut e" r
,0000
MZ-80B
0000
[1iJ(,O
Initi'J.l
000[' P t'03 t'Uf')
0000 Loader
0000
00[10
; **************'t:**********
0000
000[' 1804 JR
STRRT
0(102 ................
~~"""~""'"
0002 ; NsT RESET
0002
0002 3E03 I<ST:
LD
~,.3H
0004 D3E3 OUT (E3H),A
0006
.........
......;
"""",
,, ,, , ,
0006 ;INITIRLIZE
0006
0006
3E82 STRRT: LD
R,82H
..... ·~.ee
A=OUT B=IN C=OUT ,0"-")·_'
£u)08 D3E3
OUT (E3H),A
OOOA 3E0F
LC'
R, (1FH
;PIO
R=OUT
l1lJ0C D3E9
aliT
(E9H),A
00('E
3ECF
L()
R,CFH
;PIO E:=II<
0(110
('3EB OUT
(EBH),R
•0012
3EFF
l[l
R,FFH
~~11)14
('3EB OUT
(EBH),R
0016
3E5S
LD H~ 5:'::H ;8ST=! OPEN=1 WRITE=l
1)(118
D3E2 OUT
(E2H),R
0011'1 3E12 LP
R,12H
U01C
P3EO OUT
(EOH),R
001E
RF ~<OR
R
lh31F P3F4
OUT (F4H), I<
(1(121
31EOFF
Le-
S:F', FFEOH
(:1024
2100(>0
LD
HL, e'00£1H
0027
3EB3
LD R,E:3H
0(129
D3E:'::
OUT (E8H),R
0[128
3600
CLERR:
LD
(HU ,0£1H
~ [) I SPU:,I).'
CLERR
002[)
.-,..,..
INC HL ":"-'
D02E 7(:
LC'
R,H
Ol2l2F 85
OR
L
(nJ·30
20F9
JR
NZ,CLEI<R
0032
3E13
LD
H,13H
('034 D3E:'::
OUT
(E8H),R
0036
RF
~<OR
A
£1[137
32ECFF
LD WRHm),R
(1[t3R
32E6FF
L(' (mFG),R
(to.3D
CD4800
KEI'IH:
CRLL f(E\'Sl
0040
CB5F
8IT
3,1'1
•0[142
2827
JR
z, crn
0044
C847
BIT
0,R
l:U?~46
C~EF05
JP
Z, E:',ROfn
£1£149
1:::0C
JR
I·wm
f1t14E:
0£14E:
('614
KEV~;;1:
LD
8,14H
;KEV
SH:08E OUT
(H:ND
e'8E:,:
KE\'S:
IN R, (E:::H)
0[14F
Et.FO
Hfj['
F£1H
('£151 8[1
OR 8
0052
WE8
OUT
(E8H),R
~)£154
DBER
IN R, (ERH)
(1[156
L9
RET
0~)57
O~15?
005? CD5F(10 tJKHI:
CALL FDCC
(1(15~
CR3C03
JP
z,n)
0G·5D 180C
JF:
CMT
Ul15F
£1£15F
3E~5
FDCC:
LD
H~R5H
(1(161 47
LC>
8,R

,3
13(162
D3D9 OUT
<D9H),R
131364 WD613S
CI'ILL
DLV80U
006.7 0809
It~
A, W9H)
['[169
88 CP
8
006R C9
RET
13068
............................
11~~~~11'1~1J"':1
0068
13068 cm
CONTROL
13068
0068 ..................................
"""~"""~"~
13068 CD85(ll
cMT:
CALL ~ISTOP
1306E
CD1D(12
CALL DEL6
13071
ct>CE01 CRLL
KVE~lES
0074
ct>RE013 CRLL
?RDI
0077 3817 JR
C,ST!
0079 CD3002
CALL LDMSG
1307C 2101CF
LD HL, fJAt1E
1307F'lEW
LD
E,10H
6(181 0EW LD
C,10H
(1083 CD3902
CALL
DISF'2
0086 3A1313CF
LD
A, (ATR8)
13089 FEel
CP
I
0088 2(111 JR
NZ,MISMCH
(108D
CDCFI313
CALL
?RDD
00913
F5
STl:
PUSH AF
131391
CD1D132 CRLL DEL6
•0094
CDOE:[12
CRLL
RE~I
01Z197
Fl
F'OP
RF
131398 DA5F(15
JP C,
TRliJ,:JG
0098 C302(10 JP
flST
~)09E
;
(109E 2126[13
MI::;:MCH:
LD
HL, t'lES16
(10RI
IE0R
L[)
E,0HH
(i(lQ3
0E13F
LD CdS
0(lR5
C['4602 CHLL DI8P
0(~A8 W85;,11 CRLL t'lSTOP
00H8
~..,
8CF
~"
O€1I=!C
18E2
JR 8Tl
00RE
00RE
IF:ER[i I 1·IFOF:r1RT I 01·1
00HE
CF=I: ERROR
(i0HE RDHlF: Eln
(i'3HE F3
O'RD I:
01
OOHF 1604 LD
D,4
['[lE:l
(11 :':::£18[1
LD
8C,0080H
0[1E:4
:2100CF LD
HL,I8UFE
121087 CD:::601 RDI: CRLL t10TOR
[1[1E:R
3:'::[1E
JR
C, STPEIR
008C
CD5201 CHLL Tt1ARt<
OOSF
3809
JR
C,STPEIR
•
O(lCI
CDC-800 CHLL RTAPE
0(lC4
3804 JR
C,STPEIR
0('C6 C85R
RET2S:
8IT
3, ()
00C8 2803 JR
Z, EIRnl
00CR
CD85(11
:::TF'E I R:
CRLL ~lSTOP
00W
FE:
EIRnl:
EI
0(1CE
C9
RET
oOcF
00CF
00CF
,REHD
DRTA
0(1CF
RC'DRT:
HIT
OOcF
F3
?RDD:
01
[10D0
1608
LD 0,8
r;)OD2
EC'4E:12CF
LD
BC,(SIZE)
121(106
21[1080
LD
HL,8000H
O[1D9
18De
JR RDl
00D8
00D8
00D8
lRERD TRPE
00D8
BC=SI2E

4
0(1DB
DE=LORD RDDRESS
00DB
D5
RTRPE:
PUSH DE
OODC C5
PUSH BC
00DD E5
PUSH HL
00DE 2602
l[l
H,2
00E0
CD?R01 RTP2'
CRLL SPDIN
00E3
3838
JR
C, TRTlH
00E5 2SF9 JR 2 .. RTF'2
00E?
54
l[l
D,H
oom 210000
LD HL, ['OO0H
00EB 22E0FF LD
(SU~lDn, HL
00EE
El
POP HL
"'OEF
Cl
PDF'
BC
00FO
C5
PUSH
BC
OOFI
E5
PUSH HL
,,'OF2
(:D3201
RTP3,
CRLL
RBtlTE
00F5 3826
JR C, TRTfH
OOF? 77
LD
(HU,R
l1lWt:
23 mc HL
0,,1F9
0B e'EC BC
00FR
78 LD
fi,B
00FB Bl
OR C
0,,'FC
20F4
JR
NZ,RTP3
['OFE 2REOFF
LD
HL, (SUMDD
0101 W32(11 CALL
RBI'TE
0104 3817
JR C,TRTNI
0106 5F LD
E,R
•
01O?
CD32(11
CRLL RBYTE
o lOR 3E: 11
JR
C, TRTNI
010C BD CP
L
0100
201214 JR
NZ,RTP5
E1l0F 78
LD
R,E
0110
BC CP H
0111
280!=l
JR Z, TRTfH
0113
15
RTP5'
DEC D
['114 2803
JR
Z,RTP6
0116
62 LD H .. D
(1117
18C7 JR RTP2
0119
CD3F02
RTPE"
CRLL BOOTER
011C 37 SCF
['lID EI
TRTNI :
POP
HL
011E CI POP
BC
011F
01
POF'
DE
0120 C'3 RET
0121
;EDGE
(1121 [>E:E I EDGE:
m
R, (EIH)
0123
2F CPL
0124
07
I':LCR
0125
[>S
RET C
0126
~j?
I':LCR
•0127
30FE:
,W
NC,EDGE
0129
OBEI
EDGE I: WR,(EIHJ
(1128
2F CPL
[112(:
£17
,:LCR
012D
[)S
,:ET
C
"'12E
(17
RLCR
(112F 3SF8
JR C,Er>GEI
0131 C9
RET
(1132 ,1
8VTE RERD
1Z1l.32
DRTR=R
0132
;
SUf'l[>T
STORE
0132
E5
RBYTE:
PUSH HL
0133 210008
LD
HL .. [1800H
0136 W?fi01
RBYl: CRLL SPDW
013'3
3815
JR C .. RBV3
013B 280R
JR
2 .. RE:V2
013D E5
PUSH HL
013E 2REOFF
LD
HL, (SUMDn
0141
23
INC HL
(1142
22EOFF
LD
(SUr'1[oD, HL

5
0145 El
POP
HL
0146 37
SCF
0147
C815
RB
'
·/2: RL L
0149 25
DEC H
014R
20ER
JR
NZ, F;:E:V 1
014C
W2101
CRLL
WGE
014F
7D
LD
R,L
0150 El
RB'r'3:
PDP
HL
0151 C9
RET
0152
:mPE
PIRF:K
[)ETECT
6152
E=L= INFORPIRTION
0152
E=S: CI!=lT!=l
0152 E5
HlRF:K:
PUSH HL
0153
211414 U'
HL,1414H
0I5E,
CB5~
BIT
3 ~ [)
0158 2881
JR
HZ,TM0
015R
29
RDD
HL,HL
015B.,22E2FF
Tt'10 :
LD
(HlCNT),HL
015E
2RE2FF
Hll : LD
HL (Tt1CtH)
0161
CD7R01
TM2:
CRLL
SPDIN
0164 38Ej:/
JR C~RBV3
0166
28F6
JR
z,ml
01E·8
-,~
DEC H
~~,
0169
20F6
JR
tlZ, Hl2
01".8
CD7R01
TM3: CALL
SF'DIN
016E
38E0
JR
C,RB'r'3
0170
20EC
JR
NZ,Tr11
•0172 Z[)
DEC
L
(t173
20F6
JR
HZ, TI13
0175
CD2101
CALL
EDGE
0178
18D6
JR
R8V3
~117R
1Z117R
W2101
SPDIN:
CALL
WGE
017() 08 RET C
017£ CD2902
CRLL DL\'2
0181
DBEI
Ifj
A, (EIH)
0183
Et.40
AND
40H
0185
C9
RET
0186
0186
018E.
,1'10TOR
ot·j
018E,
D5
MOTOR:
PUSH
c'E
0187
C~
PUSH
BC
-'
0188 E5
PUSH HL
01e:9 DBEI
IN
R,(EIH)
8188 E620
AND
20H
018D
281F
JR
Z, t'1OTF:D
018F 21 :::B02
LO
HL, J1ES6
0192
lE0R LD
E,RH
01',4 0E[lE
U) C,14D
•01',6
CD461212
CALL
[i1~;P
0199 WC201
CRLL OF'EfJ
019C
D8EA
PlOT! :m
R, lERH)
019E 2F
CPL
019F 137
RLCR
['IRG
380F
JR
C, J'lDTR
01R2
DBEI
IN
A, (EIHi
GIR4
E62['
ANC'
20H
01RE.
2[1F4
JR
flZ, PlOT!
GIR8 CDCE01
CRLL K'-/ENES
01RB CD231212
CRLL DELlPI
01RE CDD9Gl
1'10TRD:
CRLL
PLRI'
01Bl El
P10TR: POP
HL
0182
Cl
POP BC
0183
Dl
POP
DE
0184 C9
F:ET
[l1B5
01B5
0185
,1'10TOR
STOP
0185 3EOD
MSTOP:
LD
R,0DH
._. . ._. __ . - - .0- -_---------_._---------_·--- -----_- .... -- ._-

6
0187 D3E3
OUT
(E3H),R
;RERD
~10DE
01B9
3E1R
LD R,lRH
01BB
D3E0
OUT
(E0H),R
018D
CD1D02 CRLL DEL~,
01C0
182['
JR
E:LK3
01C2
; EJECT
01C2 3E08 OPEIH LD
~,08H
01C4 D3E3
OUT
(E3H),R
01C6
WlD02
CRLL DEL6
('lC9 3E09 LD
1'1, 0'~H
01CB D3E3
OUT
(E3H),R
('lCD C9 RET
01CE
01CE
01CE 216F02
KYEMES:
LD
HL, MES3
OlDl lE04
LD
E,4H
0W3 0E1C LD C,28D
0105
CC>4602
CRLL DISP
0108' C9 RET
OlD9
0lD9 ; PLR'/
01D'~
CC>F401 F'LRV' CRLL FR
E'IDC
W1Nl2 CRLL DEL6
01DF 3E16 LD R,16H
01El D3E0
OUT
(E0H), R
01E3
180R
JR BLJ<3
01E5 CDW02
BLKI ,
CRLL
DEL~,
•01E8
CC>EFE'l CRLL BLK3
01EB
3E13
LD
R,13H
01ED D3E0
8LK2:
OUT
(E0H),R
01EF 3E12
E:LK3 ,
LD
R,12H
01Fl
D3EO
OUT
(E0H),R
(HF3
C9
RET
01F4
01F4
01F4
3£12
FF:'
LD
R,12H
01F6
D3EO
FRI :
OUT
(EE'H),H
(11F8
(:D1D02
CRLL
['EL~,
('lF8 3E0B LD
R,0BH
01m
[13E3
OUT
(E3H),A
01FF CDW02 CRLL ['EL6
0282 3E0~ LD 1'1, E'RH
0204 D3E3
OUT
(E3H),R
0286 C9 F:ET
(1207
3E10
RF::
LD
R,10H
020'~
18E8
JR FF:l
020B
; F:EI,I I H[)
0208 C()0702
REI,I' CRLL F:R
020E 18D5
JR
BLU
0210
0210 ;TI
1'1 HJt3
r:'EL
•0210
F5
DIM'
PUSH RF
0211
RF HOR
R
0212
3D
DEC 1'1
0213
2BFD JR
NZ,-!
0215 08
DEC BC
(1216 78
LD
1'1,8
0217
Bl
OR C
E'218
2EW7 JF: Ie, D1M+l
021 AFl
POP HF
0218
(:1
POP BC
021C
(:9
RET
02ID
(:5
DEL6' PUSH
E:(:
021E 01E900
LD BC~233
0221 1:::ED
JR
[) 11'1
0223
CC
DEL 11'1: PUSH
E:C
-'
0224 01OF06
LD
Bf} 1551
0227
18E7 JR [ J fl
0229
(122'3
;THPE
DELV
TmlHG

7
8229
0229
0229 3E31
DL Y2:
Leo
A,31H
0228 3D
C'EC A
022C C22802 JP
NZ1DLV2+2
022F C9
RET
0230
0230
0230
0230
........ " ........ " .. " .. """ " " " " " " " "
1~~"""""""""""""
0230 P
18UFE: EQU CF00H
0230 P
ATR8:
EQU
CF00H
0230 P
NAi1E: EQU
CF(11H
02313 PSIZE:
EQU
CF12H
0230 P
DTA()R:
EQU CF14H
0230 P
SUM(lT:
EQU FFEaH
0230 P
mUlTO
mu FFE2H
0230
"........".. " " ..... """ .. """
"~'"'""',,>~""""',,,
0231J'
0230 216102
LNI::;G:
LD
HL, ~lES1
0233 1E0a
LCI E,0H
0235 0E0E
LD C,14D
0e '?7
180D
JR C'ISP
~~.
0239
0239 3E93 DISP2:
L(>
A,93H
0238 D3E8
OUT
(E8H),A
023D 1817
JR DISPl
•023F
023F 21'?902 800TER:
L[>
HL,MESS
0242 lE0A
LD
E,AH
0244
0E00
LD
C,13D
0246
0246 3E93
DISF':
L(l
H,93H
0248
D3E~; OUT
(E8H),A
024R 09
EX,';
(1248 21(1000
LD
HL,D000H
024E 3600 DISP3: LD
(HU,00H
0250 23 mc HL
0251 7C
Ler
H,H
0252 85
OF,
L
0253 20F9 JR
flZ, D1<·1"3
0255
D9
EXX
0256
AF
DISP1 :
XOR A
0257
47
L('
B,A
0258
16D0
LD D,D0H
(125R EC,E:0
LOll<:
025(: ~)E 1.3
LD A .. 13H
0Z5E D3E8 OUT
(E8H>" H
0260
C9 RET
0261
•0261
(1261
49504C2Q t'lES 1:
DEn1
'IPL
.is 1
':Jacl i tH .'
0265 6';l73206C
0269 6F616469
0260 6E67
026F 49504C20 ~1ES·3: DEFM
~IF'L
L;·
lookin9
f CIt'
a
pro"Sl f"aj"l
0273
6973206C
0277 6F6F6B69
(1278
6E672066
027F 6F722061
(1283 2£170726F
0287 6772616D
0288 4D616865
MES6:
()En1
'~I(\ke
ready cm"
028F 20726561
(1293 ':.4792043
0297 4D54
02'39 4C6F6164
MESS:
(JEFM
"'-Lo(',d:in-=,
c't't'Ot' "
029D 696E6720
021'11
65727'26F
02R5
77
, ~
-------_. __ . __ ._ •.... _._----'----~~._ ....

8
MES II : DEF~l "F: F1 0""'- d i:=.k .. tt .. '
STRTUS,'CIJt1l'1tiD RORT
Ti':RC:f( REf; PO~:T
SECTOR REG PORT
D8H
09H
Dl'IH
DEFB
DEFI1
EQU
EQU
EQU
MFM t'1INIFLOF'PV CONTROL
CRSE OF SEQUEfJTIi'lL REi'lD
ORII.JE t,jI)=[lRItJO (0-3)
8'/TE SIZE =IY+2,3
RODRESS =IX+0,!
NEXT TRRCK =IV+0
I'lEXT SECTOF: =I V+ 1
STRRT TRRCK =IV+4
STRRT SECTOR =1','+5
CR:3E OF DISK ItJITIALIZE
CORIUE NO=[)RHJO «1-3)
MESI0: DEHI -Pr,,:=.:=. F or C'
t'IES9: DEFM ~Mak .. nadY FD"
~lESI3: DEFM 'D,'iw t,o? (1-4)'
IF'LMC:
.................. " .. " " " ....... """"" .....
l"'"""""""'~'"""""
...... » " ..
. ·~"~"""1""""'"'"""'"""""'
MESI6: DEFt1 "Fil" ,"od ... ' N'C' r'
I/O PORT HOORESS
CF::
TF::
SCR:
1321'16 4D61 t,865
1321'!1'! 213726561
132AE 64792646
0282 44
02B3 50726573
13287 732646213
~)2B8 6F722643
132BF 463R466C
132C3 6F7B71379
62C7 2664t·973
02C8 6B657474
132CF 65
132D13 433R4361
1212D4 73736574
02D8 746520'74
£12DC 6170E.5
132DF 44726976
132E3 652134E6F
eZE7 .f3F202831
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