IBM 5150 PC Technical Reference (6025005, August, 1981) (PDF)

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lOC OBJ lJNE SOURCE E585 6501 ES87 88163EOO ESBB EBF30S ES8E n07 E590 8522 E592 f8Ee08 E595 7309 E597 E597 BEAEElt E59A 890300 E590 fB2AOt E5AO [SAO BoDe E5A2 BAF20J E5A5 EE ESAO E5A6 C7061A001EOO ESAC C7061C001£00 E582 8081E4 E585 BEOOOO E588 E588 2E885600 E58C BOAA ESSE EE ESBF 2ACO E5Cl EC E5C2 leAA ESC4 7506 E5e6 89940800 ESCA 46 EseB 46 ESCC Esec 45 EseD 45 EseE BIFDB7E4 E502 75E4 E504 BBOOOO E507 BAFA03 E50A EC E50B ABFa E50D 7508 ESDF C7870000FS03 E5E5 43 E5E6 43 ESE7 SAfAD2 ESEA EC ESEB ABfa ESED 7506 E5EF C7870000f802 ESF5 43 ESF6 43 ESF7 ESF7 8BC6 ESF9 6103 ESFB 02G8 E5FO OAe3 ESFF A21100 ~E602BAOI02 f605 EC f606 AaOF E608 7505 f60A 800E110010 E60F E60F B080 E611 E6AO 1122 HOV 01,1 ; Sf lEeT TRACK 1 1123 HOV SEEK_STATUS,OL 112:4 CALL SEEK ;R"ECAlIBRATE DISKETTE 112:5 JC F13 IGO TO EPA' SUBROUTINE IF ERR 1126 HOV CH.34 I SELECT TRACK 34 1127 CALL SEEK ,SEEK TO TRACK 34 1128 JHC F14 10K. TURH HOTOR OFF 112:9 F13: ; DSK_ERR! 1130 MOV SI.OFFSET F3 IGET ADOR OF HSG 1131 HOV CX.F3L IGET I1SG BYTE COUNT 1132: CALL P _HSG IGO PRINT ERROR HSG 1133 1134 TURN DRIVE 0 MOTOR OFF 1135 1136 F14: 1137 MOV AL,OCH ; TURN DRIVE 0 MOTOR OFF 1138 MOV OX,03FZH ; FOC ClL ADDRESS 1139 OUT DX,AL 1140 1141 SETUP PRINTER ANO RSZ3Z BASE ADDRESSES IF DEVICE ATTACHED 114, 1143 F15: 1144 MOV SUFFER_HEAD, OFFSET KB_BUFFER ISETUP KEYBOARD PARAI1ETERS 1145 MOV BUFFER_TAIL.OFFSET KB_BUFFER 1146 MOV BP.OFFSET F4 1147 MOV SI.O 1148 Fl6: 1149 MOV OX,CS: [BP] i6ET PRINTER BASE ADDR 1150 MOV AL,OAAH iWRITE DATA TO PORT A 1151 OUT DX,AL 1152: SUB AL.AL 1153 IN AL,DX ;READ PORT A 1154 CMP AL,OAAH iDATA PATTERN SAME 1155 JNE Fl7 iNO - CHECK NEXT PRT CD 1156 MOV PRINTER_BASEL SI J,OX iYES - STORE PRT BASE ADDR 1157 INC SI ; INCREMENT TO NEXT WORO 1158 INC 51 U59 F17: 1160 INC BP I POINT TO NEXT BASE ADDR 1161 It~C BP 116, CMP BP.OFFSET F4E IALL POSSIBLE AOORS CHECKED? 1163 Jt1E FI6 1264 HOV ex.o ;POINTER TO RS2:32: TABLE 1265 HOV OX.3FAH ;CHECK IF RS2:32 co 1 ATTCH? 1166 IN AL,OX iREAQ INTR 10 REG 1167 TEST AL,OF8H 1168 JNZ Fl8 1169 MOV RS232_BASE[ BX 1, 3F6H iSETUP RS2:32 CD II ADOR 1170 INC BX 1171 WC BX 1172 FIB: MOV DX,2FAH ;CHECK IF RSl32 CD 2: ATTCH 1113 IN AL.OX ;READ INTERRUPT 10 REG 1174 TEST AL.OF8H 1175 JtlZ FI9 1176 ; SETUP RS232 CD 12 1177 INC BX 1178 INC BX 1179 1180 j------ SET UP EQUIP FLJ.G TO INDICATE NUMBER OF PRINTERS AND RS2:32: CARDS 1181 Jl8, Fl9: 1163 MOV AX,SI ; 51 HAS 2* N1.JM8E'R Of RS232 1184 MOV Cl,3 ; SHIFT COlMT 118S ROR Al,Cl ; ROTATE RIGHT 3 POSITIONS 1186 OR AL,BL ; OR IN THE PRINTER COUNT 1187 MOV BYTE PTR EQUIP_FLAG+l.Al ; STURE AS SECOND BYTE 1188 HOV DX.20IH 1189 IN AL,DX 1190 TEST Al,OFH 1191 JNZ f20 ; HO_GAME_CARD 1192 OR BYTE PTR EQUIPJLAG+l,16 1193 F20: 1194 1195 EHABLF NMI INTERRUPTS 1196 1197 MOV AL,80H ;ENABlE HMI nrrERRUPTS 1198 OUT OAOH,AL A-I7
LaC OBJ LINE SOURCE E613 803E120001 1199 CMP HFG_Tsr.l ;HFG MODE? E618 7406 1200 JE ; LOAD_BOOT_STRAP E61A BAOI00 1201 MOV OX.! f610 f81000 1202 CAll ERR_BEEP ;BEEP 1 SHORT TONE '" E620 1203 F21 : I LOAD_BOOT_STRAP: E620 E9CfOO 1204 JMP ;60 TO THE BOOT lOAOER E623 1205 F22 : ; LOOP.POD: E623 B03El2:0001 120b CMP MfG.TST .1 ;MANUFACTURING TEST MODE? E628 7503 1207 JNE '" ; NO - GO TO BOOT LOAD ER E62A enEFA 12:08 JMP START ;YES - LOOP POWER-aN-CrAGS E620 1209 F23: GO.TO.BOOT: f62:0 E976FF 1210 JMP Fl5 JMP.BOOT 1211 ; - - ---------------------------------------. 1212 j INITIAL RELIABILITY TEST - SUBROUTINES 1213 j - - - - - -- - -----------.--------------------. 1214 ASSU~'E CS:CODE,DS:DATA 1215 1------ - ------------------------------- 1216 SUBROUTINES fOR Po!~ER ON DIAGNOSTICS 1217 ; -------------- - - - -- - ------------------- 1218 THIS PROCEDURE WILL ISSUE otlE LONG TONE (3 SECS) AND ONE OR 1219 MORE SHORT TONES (1 SECI TO INDICATE A FAILURE ON THE PLANAR 1220 BOARD, A BAD RAN NODULE, OR A PROBLEM WITH THE CRT. 1221 iENTRY PARAMETERS: 1222 DH = NUMBER Of LONG TONES TO BEEP 1223 DL = .ruMBER Of SHORT TarlES TO BEEP. 1224 ; ------------- ---------------------- ---- f630 1225 ERR.BEEP PROC NEAR f630 ge 122b PUSHF ;SAVE FLAGS E631 FA 1227 CLI ;DISABLE SYSTEM INTERRUPTS E632 IE 1228 PUSH OS ,SAVE OS REG CONTENTS E633 884000 1229 HOV AX.DATA ; POINT OS TO DATA SEG E636 6ED8 1230 MOV OS,AX E636 OAF6 E63A 7418 1231 1232 OR JZ DH,DH G, ;, ANY LONG ONES TO BEEP , ti~. 00 THE SHORT ONES E63e 1233 Gl: ; LONG.BEEP: E63e B30b 1234 MOV BL.b ; COUUTER FOR BEEPS E63E E82500 1235 CALL BEEP ; DO THE BEEP E641 ElFE 1236 G2: LOOP G2 ; DELAY BET~EEN BEEPS E643 FEee 1237 D!OC DH ; ANY MORE TO DO E645 7SFS 1238 JtlZ G1 ; DO IT E647 603E120001 1239 CMP MfG.TST.l ; MfG TEST tl0DE? E64C 7506 1240 JtlE G' ; YES - CONTINUE BEEPING SPEAKER E64E BOCD 1241 MOV AL.. OCDH ; STOP BLINKING LED E650 E661 1242 OUT PORT_B.AL E652 fBE6 1243 JMP SHORT Gl E654 1244 ; SHORT_BEEP: E654 6301 1245 MOV BL.t ; COUNTER fOR .. SHORT BEEP E656 f60000 1246 CALL BEEP ; DO THE SOUND E659 ElFE 1247 G4: LOOP G4 ; DELAY BETl-:EEN BEEPS f656 FEeA 1248 DEC Dl i DONE iolITH SHORTS E650 75FS 1249 JNZ G3 ; DO SOME MORE E65F ElFE 1250 G5: LOOP G5 ; LONG DELAY BEFORE RETURN E661 ElFE 1251 G6: LOOP G6 E663 IF 1252 POP os ;RESTORE ORIG CONTENTS OF OS E664 90 1253 POPF ;RESTORE fLAGS TO ORIG SETTINGS E665 C3 1254 RET ; RETURN TO CALLER 1255 ERR_BEEP ENDP 1256 1257 ROUTINE TO SOUND BEEPER 1258 E666 1259 BEEP PROC NEAR f666 B066 1260 MOV AL.I0110110B ,SEL TIM ~.LSB.MSB.BINARY E668 E643 1261 OUT TIMER+3.AL ;WRITE THE TIMER MODE REG E66A 883305 1262 MOV AX.533H ;DIVISOR FOR 1000 HZ f66D E642 1263 OUT TIMER+2.AL ,WRITE TIMER Z CNT - LSB E66f 6AC4 1264 nov AL.AH E671 E642 1265 OUT TIMER+Z,AL ;WRITE TIMER 2 CNT - MSB E673 E461 1266 IN AL,FORT.B ;GET CURRENT SETTING OF PORT E675 6AEO 1267 HOV AH,AL ; SAVE THAT SETTINGH E677 oe03 1268 OR AL.03 ;TURN SPEAKER ON E679 E661 1269 OUT PORT.B.AL E67B 26C9 1270 SUB CX.CX ;SET CNT TO WAIT 500 HS f67D ElFE 1271 67: LOOP G7 ;DELAY BEFORE TURNING OfF E67F FEee 1272 DEC BL ;DELAY WT EXPIRED? E661 75FA 1273 JtlZ G7 ,NO - CONTINUE BEEPING SPK E683 6AC4 1274 MOV AL,AH ; RECOVER VALUE OF PORT A-I8
Page 1:
April 2011 IMPORTANT 1. The motherb
Page 5 and 6:
FEDERAL COMMUNICATIONS COMMISSION R
Page 8 and 9:
CONTENTS SECTION 1. HARDWARE OVERV
Page 10 and 11:
Programming Considerations ........
Page 12 and 13:
INS 8250 Functional Pin Description
Page 14 and 15:
FIGURE LISTING 1. System Block Dia
Page 16 and 17:
SECTION I. HARDWARE OVERVIEW The
Page 18 and 19:
The 16KB Memory Expansion Kits allo
Page 20 and 21:
SECTION 2. HARDWARE ~ Contents: Sys
Page 22 and 23:
SYSTEM BOARD The System Board fits
Page 24 and 25:
The memory is dynamic 16K x 1 chips
Page 26 and 27:
System Board Data Flow Figure 2. S
Page 28 and 29:
1/0 Channel Diagram REAR PANEl SI
Page 30 and 31:
I/O CHRDY I I/O Channel Ready: This
Page 32 and 33:
System Board Component Diagram REA
Page 34 and 35:
Keyboard Interface B lock Diagram
Page 36 and 37:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Page 38 and 39:
Cassette User Interface The cassett
Page 40 and 41:
Cassette Interface Connector Specif
Page 42 and 43:
I/O Address Map HEX RANGE 9 8 7 6
Page 44 and 45:
System Memory Map X'OOOOO' 16 TO 6
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System Memory Map Cont. START ADDR
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5-1/4" Diskette Drives Switch Setti
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32/64KB Memory Expansion Option Sw
Page 52 and 53:
Power Supply The system DC power su
Page 54 and 55:
N I ~ VI ) § I • \. ~ o el so.
Page 56 and 57:
IBM Monochrome Display and Parallel
Page 58 and 59:
System Channel Interface Lines Used
Page 60 and 61:
Programming Considerations Programm
Page 62 and 63:
• CRT Status Port (I/O Address '3
Page 64 and 65:
Color/Graphics Monitor Adapter The
Page 66 and 67:
CPU .. r-- ) ) ) DISPLAY ADDRESS BU
Page 68 and 69:
Modes of Operation There are two ba
Page 70 and 71:
IBM Monochrome Display Adapter V s.
Page 72 and 73:
Color selection is determined by th
Page 74 and 75:
1"'"""""\ Table 5. I R G B Summary
Page 76 and 77:
Programming the Mode Control and St
Page 78 and 79:
Bit 5 When on, this bit will change
Page 80 and 81:
I/O Address and Bit Map Read/Write
Page 82 and 83:
Color/Graphics Monitor Adapter Auxi
Page 84 and 85:
Parallel Printer Adapter The Printe
Page 86 and 87:
Programming Considerations The Prin
Page 88 and 89:
Parallel Printer Adapter Interface
Page 90 and 91:
Table 7. Printer Specifications (1
Page 92 and 93:
Table 9. Functions and Conditions o
Page 94 and 95:
Table 10. Connector Pin Assignment
Page 96 and 97:
(4) Data transfer sequence Fig. 17
Page 98 and 99:
ASCII Control Codes Control Codes V
Page 100 and 101:
(8) DC 2 (Device Control 2) The DC
Page 102 and 103:
(b) 3) ESC 2 (Escape 2) Receipt of
Page 104 and 105:
ehaves like the LF code. Therefore,
Page 106 and 107:
[DATA] IESCGI ABCDEFGHI [PRINT] ABC
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5 1/4-Inch Diskette Drive Adapter T
Page 110 and 111:
~ Functional Description From a pro
Page 112 and 113:
The FOe is capable of performing 15
Page 114 and 115:
Table 13. Symbol Descriptions (cont
Page 116 and 117:
Command Summary (continued) DATA B
Page 118 and 119:
Command Summary (continued) DATA B
Page 120 and 121:
Table 15. Status Register I BIT NO.
Page 122 and 123:
Table 17. Status Register 3 BIT NO.
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~ ~ +AO-9 +AEN -lOW -lOR -DACK2 +T
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Adapter Inputs -Index -Write Protec
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5-1/4" Diskette Drive Adapter Exter
Page 130 and 131:
(3) The write-protect sensor disabl
Page 132 and 133:
Memory Expansion Options Two Memory
Page 134 and 135:
Switch - Configurable Start Address
Page 136 and 137:
Game Control Adapter The Game Co
Page 138 and 139:
I/O Channel Description A9-AO: D7-D
Page 140 and 141:
) ) ) 15 PIN MALE '0' SHELL c....t
Page 142 and 143:
Asynchronous Communications Adapter
Page 144 and 145:
Modes of Operation The different mo
Page 146 and 147:
I TRANSMIT 'IACUIT I +5V ~ 4S-"l Tx
Page 148 and 149:
INS8250 Functional Pin Description
Page 150 and 151:
Data Set Ready (DSR), Pin 37: When
Page 152 and 153:
Input/Output Signals Data (D7-DO) B
Page 154 and 155:
Bit 3: This bit is the Parity Enabl
Page 156 and 157:
Table 23. BAUD RATE AT 1.843 Mhz De
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Interrupt Identification Register T
Page 160 and 161: Interrupt Enable Register This 8-bi
Page 162 and 163: In the diagnostic mode, the receive
Page 164 and 165: Transmitter Holding Register The T
Page 166 and 167: Asynchronous Communications Adapter
Page 168 and 169: SECTION 3. ROM and SYSTEM r", USAGE
Page 170 and 171: MOV AH,l ;function is to set time o
Page 172 and 173: Vectors With Special Meanings Inter
Page 174 and 175: BIOS Memory Map STARTING ADDRESS H
Page 176 and 177: The timer is set mode 3 which means
Page 178 and 179: Keyboard Encoding and Usage Encodin
Page 180 and 181: Keys 71-83 have meaning only in bas
Page 182 and 183: ALT - Temporarily shifts keys 2-13,
Page 184 and 185: Keyboard Usage This section is inte
Page 186 and 187: Table 28. BASIC Screen Editor Speci
Page 188 and 189: Low Memory Maps (O-'0600'x) Table 3
Page 190 and 191: BASIC Workspace Variables If you do
Page 192: APPENDICES Contents: Appendix A: RO
Page 195 and 196: lOC OBJ LINE SOURCE STITlE( ROM BIO
Page 197 and 198: LOC OBJ LINE SOURCE 0068 ?! 155 De
Page 199 and 200: LOC OBJ LINE SOURCE E09E BBf5 EOAO
Page 201 and 202: lOC OBJ LINE SOURCE £179 E2FD 462
Page 203 and 204: LOC OBJ LINE SOURCE E278 7408 612 J
Page 205 and 206: lOC OBJ LINE SOURCE 755 ; ---------
Page 207 and 208: LOC OSJ LINE SOU RCE E42B 7440 900
Page 209: lOC OBJ LINE SOURCE ESIE 884000 E52
Page 213 and 214: LaC OSJ LINE SOURCE E6EC eSOAOE E6E
Page 215 and 216: LaC OBJ LINE SOURCE E7SF 1505 .402:
Page 217 and 218: LaC OBJ LINE SOURCE 1659 ASSUME CS:
Page 219 and 220: LOC OBJ LINE SOURCE E994 8E08 1798
Page 221 and 222: LOC 08J LINE SOURCE £"91 474849 EA
Page 223 and 224: LaC OBJ LINE SOURCE E890 E99700 E89
Page 225 and 226: LOC 08J LINE SOURCE 2255 ;-- INT 13
Page 227 and 228: LOC OS! LINE SOURCE 2407 ;------ DI
Page 229 and 230: lOC OBJ LINE SOURCE (Eol 7438 fE03
Page 231 and 232: LOC OBJ LINE SOURCE Ef'tD £67200 2
Page 233 and 234: LOC OBJ LINE SOURCE 2870 I ~- -----
Page 235 and 236: LOC (lBJ LINE SOURCE 3007 j --- INT
Page 237 and 238: laC OBJ LINE SOURCE 3157 (AH}=6 SCR
Page 239 and 240: lOC OBJ LINE SOURt.:E FOA43828ZDOAI
Page 241 and 242: lOC OBJ LINE SOURCE FtC7 3458 VIDEO
Page 243 and 244: LOC OBJ LINE SOURCE F260 750E f2:62
Page 245 and 246: LOC OBJ LINE SOURCE F32B 06 3760 PU
Page 247 and 248: LOC OBJ LINE SOURCE F3Cl 3910 NEAR
Page 249 and 250: laC OBJ LINE SOURCE 1'460 80HfE F46
Page 251 and 252: LOC OBJ LINE SOURCE F4FF BSFB 4213
Page 253 and 254: LOC OBJ LINE SOURCE 4359 j------ IM
Page 255 and 256: LOC OBJ LINE SOURCE F689 57 4511 PU
Page 257 and 258: lOC OBJ LINE SOLIRCE 4662 THE 0 COL
Page 259 and 260: LOC OBJ LINE SOURCE F7Cl 8AC4 F7e]
Page 261 and 262:
LaC OBJ LINE SOURCE F840 4967 EQUIP
Page 263 and 264:
LOC OBJ LINE SOURCE F8DA E304 5116
Page 265 and 266:
LOC OBJ LINE SOURCE F97E EBF9 5268
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LOC OBJ LINE SOURCE H20 C3 5415 RET
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LOC OBJ LINE SOURCE fC46 0030300000
Page 271 and 272:
LOC OBJ LINE SOURCE FEBS 833E6E0018
Page 273 and 274:
lOC OBJ LINE SOURCE 5866 ;.*.-•
Page 275 and 276:
A-82 NOTES
Page 277 and 278:
8088 REGISTER MODEL AX: AH Al ACCUM
Page 279 and 280:
MEMORY SEGMENTATION MODEL LOGICAL
Page 281 and 282:
XCHG =Exchange RegisterImemory with
Page 283 and 284:
SBB = Subtract with borrow Reg./mem
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AND = And Reg./memory and register
Page 287 and 288:
Indirect within segment 11111111 mo
Page 289 and 290:
8088 CONDITIONAL TRANSFER OPERATION
Page 291 and 292:
BOBBINSTRUCTION SET MATRIX LO HI 0
Page 293 and 294:
INSTRUCTION SET INDEX Mnemonic Pag
Page 295 and 296:
VALUE AS CHARACTERS AS TEXT ATTRIBU
Page 297 and 298:
Page 299 and 300:
Page 301 and 302:
Page 303 and 304:
Page 305 and 306:
Character Set (OO-7F) Quick Referen
Page 307 and 308:
C-14 NOTES
Page 309 and 310:
SYSTEM BOARD (PROCESSOR AND SUPPORT
Page 311 and 312:
SYSTEM BOARD (DEVICE DECODES) I~ i
Page 313 and 314:
SYSTEM BOARD (ROS AND BUS DRIVER) ~
Page 315 and 316:
Ṉ-0 SYSTEM BOARD (DYNAMIC MEMORY
Page 317 and 318:
SYSTEM BOARD (KEYBOARD/SENSE/CONTRO
Page 319 and 320:
\:j I " m < -tv CI:I Q » :11:1 Q P
Page 321 and 322:
I- z ..... 0 t:::I 0 ... ;:; ~ r
Page 323 and 324:
tl I-0'1 ," r-" "~ (S"T" 'RESET I E
Page 325 and 326:
~ ~ ~ ~ ~~ IBM MONOCHROME DISPLAY A
Page 327 and 328:
tj III ~ N 14L.517') ~ 0 __________
Page 329 and 330:
~ N s: N CI CO J ~ CI 2 A Y 18 n DA
Page 331 and 332:
IBM MONOCHROME OISPLAY DANGER HAZAR
Page 333 and 334:
COLOR/GRAPHICS MONITOR ADAPTER ~
Page 335 and 336:
1'. -- COLOR/GRAPHICS MONITOR ADAPT
Page 337:
1 COLOR/GRAPHICS MONITOR ADAPTER :;
Page 341 and 342:
PARALLEL PRINTER ADAPTER D-34
Page 343 and 344:
t:l +AEN AND U'I GATE , ., + ENABL
Page 345 and 346:
t:! W CI CHARGE PUMP 00 AOI en U ~I
Page 347 and 348:
5%" DISKETTE DRIVE .., CI -N ... ';
Page 349 and 350:
t:j ~ N o W z N ;:1'1: ~ aZKO: ." R
Page 351 and 352:
32KB MEMORY EXPANSION d-w- I NNO) 3
Page 353 and 354:
64 ~~ MEMORY EXPANSION ~~ D-46
Page 355 and 356:
BO~ t::l azq +';V[)( +'>vOC 'f c+o;
Page 357 and 358:
D-50 NOTES
Page 359 and 360:
IBM Monochrome Display Size: Length
Page 361 and 362:
12. Binary: (1) Pertaining to a sel
Page 363 and 364:
40. Hertz (Hz.): A unit offrequency
Page 365 and 366:
70. OR: A logic operator having the
Page 367 and 368:
G-8 NOTES
Page 369 and 370:
Other Related Publications 7. NATIO
Page 371 and 372:
Asynchronous Communications Adapter
Page 373 and 374:
Character Codes 3-11 Generator 2-
Page 375 and 376:
DIN (Connectors) 2-5 DIP (Dual In-L
Page 377 and 378:
Game Control Adapter (continued) C
Page 379 and 380:
I/O (Input/Output) Address Map 2-33
Page 381 and 382:
Microsecond 2-3 Mnemonic B-18 Mod
Page 383 and 384:
Parameters, 6845 Initialization 2-4
Page 385 and 386:
Read/Write Memory (continued) Grap
Page 387 and 388:
s Scan Codes 2-17 Screen 2-43 Sche
Page 389 and 390:
u Unit Specifications Appendix E
Page 391 and 392:
1-22 NOTES
Page 393:
III"I UNITED NO POSTAGE NECESSARY
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