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

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lDC OBJ LINE SOURCE EF9E E2FE 2946 )43: lOOP J43 HAD 4A 2947 DfC OX ; pOlin AT STATUS PORT EFAl EC 2948 IN AL.DX ; GET STATUS EFA2 A810 2949 TEST AL,OlOH ; TEST FOR NEe STILL BUSY EFA4 7406 2950 JZ J44 ; RESULTS omlE EFA6 FEes 2951 DEC BL I DECREMENT THE STATUS COUNTER EFAS i5CA 2952 JHZ JJ8 ; GO BACK FOR MORE ~ EFAA fBEJ 2953 JMP J41 ; CHIP HAS FAILED 2954 2955 ;------ RESULT OPERATION IS DONE 2956 EFAC 2957 J44: fFAt 58 2958 POP BX fFAD SA 2959 POP OX EFAE 59 2960 POP ex ; RECOVER REGISTERS EFAF C3 2961 PET ; GOOD RETURN CODE FROM TEST INST 2962 ; - -- - - --------------------- ---- 2963 ; HUH_TRANS 2964 nus ROUTINE CALCULATES THE HUMBER OF SECTORS THAT 2965 WERE ACTUALLY TRANSFERREO TO/FROM THE DISKETTE 2966 INPUT 2967 (CH) = CYLINDER OF OPERArION 2968 I CLl = START SECTOR OF OPERATION 2969 ; OUTPUT 2970 (AU = NUMBER ACTUALLY TRANSFERRED 2971 HO OTHER REGISTERS MODIFIED 2972 ; ---- - - ----------------------- fFBO 2973 Nut1_TRANS PROC NEAR EFBO "04500 2974 MOV A.L,NEC_STATUS+3 ; GET CYlINDER E~mEO UP ON EFS3 3AC5 2975 eMP AL.CH ; SANE AS WE STARTED EFes A04700 2976 MOV AL ,HEC_STATUS+5 GET ENDING SECTOR EFBS 740.6. 2977 Jl J
LOC (lBJ LINE SOURCE 3007 j --- INT 17 -------------------------------- 3006 ; PRIfHER_IO 3009 TliIS ROUTINE PROVIDES COMMUNICATION WITH THE PRINTER 3010 (AH)=O F'RIHT THE CHARACTER IN (All 3011 ON RETUIHI, AH=1 IF CHARACTER COULD NOT BE PRINTED (TIME OUT) 3012 OTHER BITS SET AS ON NORMAL STATUS CALL 3013 (AH)=1 INITIALIZE THE PRunER PORT 3014 RETURNS WITH (AH) SET WITH PRINTER STATUS 3015 (AH)=2 READ THE PRINTER STATUS INTO UH) 3016 3017 TIME OUT 3018 3019 51 i t1. ,::1 ~~~~:D 3020 _ 1 ::. SElECTED 3021 1 '" OUT OF PAPER 3022 1 = ACKNOWLEDGE '3023 1 = BUSY 3024 3025 (OX) = PRINTER TO BE USED (0.1.2) CORRESPONDING TO ACTUAL VALUES 3026 I IN PRINTER_BASE AREA 3027 ; DATA AREA PRINTER_BASE CONTAItIS THE BASE ADDRESS OF THE PRINTER CAROlS) 3028 AVAILABLE (LOCATED AT BEGINNWG OF DATA SEGMENT, 408H ABSOLUTE, 3 WORDS) 3029 ;REGISTER5 AH IS MODIfIED 3030 • ALL OTHERS UNCHANGED 3031 ; ---- --------------------------------------- 3032 ASSUME CS: CODE ,DS:DATA EF02 3033 PRINTER _10 PROC fAR EFOZ Fe 3034 STI INTERRUPTS BACK ON EF03 IE 3035 PUSH os j SAVE SEGMENT EFD4 52 3036 PUSH OX EFOS 56 3037 PUSH 5' EF06 51 3038 PUSH CX HD7 53 3039 PUSH ex EFDB 8E4000 3040 NOV 51 ,DATA EFDB BEDE 3041 NOV DS,SI ; ESTABLISH PRINTER SEGMENT £FDD BaFl 3042- HOV SI,DX ; GET PRINTER PARM EFOF 01E6 3043 5HL 51,1 ; WORD OFFSET INTO TABLE EFEl 88940800 3044 HOV OX,PRINTER_BASE[SI) ; GET BASE ADDRESS FOR PRINTER CARD EFES 0802 3045 OR OX,OX j TEST OX FOR ZERO, INDICATING NO PRINTER EFE7 740C 3046 JZ Bl j RETURN EFE9 0.6.£4 3047 OR AH,AH TEST FOR {AH )=0 EFEB 740£ 3048 JZ e. PRINT_AL £FED FEee 3049 DEC AH TEST FOR CAH)=1 EFEF 7442 3050 JZ .B INIT_PRT EFFl FEee 3051 DEC AH TEST FOR (AH )::.2 EFF3 742.6. 3052- JZ 6S PR INTER STATUS £FFS 3053 Bl : RETURN EFF5 58 3054 POP ex EFF6 S9 3055 POP ex EfF7 5£ 3056 POP 5' j RECOVER REGISTERS EFFS 5A 3057 POP ox j RECOVER REGISTERS EFF9 IF 3058 POP Os EFFA CF 3059 IRET 3060 3061 j------ PRINT THE CHARACTER IN (ALI 3062 EFF6 3063 82: EFFB 50 3064 PUSH AX SAVE VALUe TO PRINT EFfC 830A 3065 HOV st.IO TIME OUT VALUE EFFE 33C9 3066 XOR ex,Cx ESTABLISH SHIFT COUNT FOOD EE 3067 OUT DX,AL ; OUTPUT CHAR TO PORT FOOl 42 3068 we ox ; PorNT TO STATUS PORT FOOl 3069 83: ; WAIT_BUSY FOOZ EC 3070 AL,DX ; GET STATUS F003 8AEO 3071 r.OV '" AH,AL j STATUS TO AH ALSO Foes A880 3072 TEST At,SOH ; IS TtfE PRINTER CURRENTLY BUSY F007 750E 3073 Jt~Z 6. j OUT_STrlOBE F009 EZF] 3074 LOOP 63 ; DECREMENT COUNT ON TIME OUT FODe FEee 3075 DEC 6L FOOD 75F3 3076 JHZ 63 ; WAIT FOR NOT BUSY FOOF BOCCOI 3077 OR AH,l ; SET EPROR FLAG FOl2 80E4F9 3078 Arm AH,OF9H ; TURN OFF THE OTHER BITS Fots EBI4 3079 JHP 5HORT 87 ; RETUPtl WITli ERROR flAG SET FOl7 30BO 84: ; OUT_STReBE FOl7 BOOO 3081 HOV AL,OOH j SET THE STROBE HIGH F019 42 3082 we DX ; STROBE IS BIT 0 OF PORT C OF 8255 A-42
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
Page 46 and 47:
System Memory Map Cont. START ADDR
Page 48 and 49:
5-1/4" Diskette Drives Switch Setti
Page 50 and 51:
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
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(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.
Page 124 and 125:
~ ~ +AO-9 +AEN -lOW -lOR -DACK2 +T
Page 126 and 127:
Adapter Inputs -Index -Write Protec
Page 128 and 129:
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
Page 158 and 159:
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:
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 and 210: lOC OBJ LINE SOURCE ESIE 884000 E52
Page 211 and 212: LaC OBJ LINE SOURCE E613 803E120001
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: LOC OBJ LINE SOURCE 2870 I ~- -----
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
Page 267 and 268: LOC OBJ LINE SOURCE H20 C3 5415 RET
Page 269 and 270: 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
Page 285 and 286:
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:
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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