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Lo-tech ISA CompactFlash Adapter revision 2
The [[Lo-tech ISA CompactFlash Adapter revision 2]] is a bootable storage adapter for IBM PC, PC/XT, PC/AT and compatible har *ATA-2 compliant hard disks

11 KB (1,681 words) - 11:11, 21 April 2021

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Lo-tech ISA CompactFlash Adapter v1.1
#REDIRECT [[Lo-tech ISA CompactFlash Adapter revision 2]]

57 bytes (6 words) - 11:11, 21 April 2021
IBM Model 5155 PSU
| P8-2 | P9-2

1 KB (188 words) - 11:11, 21 April 2021
Lo-tech ISA Slot Brackets
File:xt-cf-isa-slot-bracket-2.jpg == Type 2 ==

1 KB (128 words) - 06:45, 18 August 2022
Lo-tech XT-CF Boards
|[[XT-CF-lite rev.2]] ||SOIC 74xx series logic<br>CompactFlash Header ||Port IO, boot ROM, Comp ...rough-hole 74xx series logic<br>40-pin IDE header ||Port IO, boot ROM, ATA-2 Hard Disks or CompactFlash/Microdrives ||Released (available in [https://t

2 KB (211 words) - 19:32, 12 July 2022
Lo-tech ISA CompactFlash Adapter
...ard has been superseded by the [[Lo-tech ISA CompactFlash Adapter revision 2]]'' |IC1, IC3 || 74HCT688N || DIP-20 || 2 || 382504 || 771-74HCT688N

5 KB (665 words) - 11:11, 21 April 2021
Lo-tech ISA CompactFlash Adapter revision 2
The [[Lo-tech ISA CompactFlash Adapter revision 2]] is a bootable storage adapter for IBM PC, PC/XT, PC/AT and compatible har *ATA-2 compliant hard disks

11 KB (1,681 words) - 11:11, 21 April 2021
IBM Personal Computer AT
...inued in 1986, being replaced by the faster [[IBM Personal System/2|IBM PS/2]] range.

558 bytes (84 words) - 11:11, 21 April 2021
Early PC Keyboard Protocols
...ces in the 1980s. Later designs almost exclusively switched to the IBM PS/2 'industry standard' interface. [[file:IBM-PS-2-Keyboard-Protocol-Sample.png|640px]]

936 bytes (120 words) - 11:11, 21 April 2021
Lo-tech ISA CompactFlash Adapter FAQ
The [[Lo-tech ISA CompactFlash Adapter revision 2|Lo-tech ISA CompactFlash Adapter]] is a bootable storage adapter for IBM PC The [[Lo-tech ISA CompactFlash Adapter revision 2|Lo-tech ISA CompactFlash Adapter]] has been designed as a home-assembly ele

9 KB (1,410 words) - 10:42, 17 August 2022
Lo-tech 1MB RAM Board (prototype) Resources
|IC1, IC2 || - || AS6C4008-55SIN 4Mb SRAM || SOIC-32 || 2 || 1562901 || - |IC3, IC4 || - || 74HCT138D || SOIC-16 || 2 || 1201307 || -

2 KB (335 words) - 11:11, 21 April 2021
Lo-tech ISA CompactFlash Adapter revision 2b
*ATA-2 compliant hard disks ...that ATA and SATA hard drives cannot be used with this adapter, except ATA-2 compliant drives. The [[Lo-tech 8-bit IDE Adapter]] is compatible with stan

12 KB (1,765 words) - 07:04, 19 August 2022
Tandy 1400FD PSUs
| 2 |+ 2-pin Connector Pinouts (P2) Fed from P1

2 KB (356 words) - 11:11, 21 April 2021
Lo-tech 1MB RAM Board
|IC1, IC2 || - || AS6C4008-55SIN 4Mb SRAM || SOIC-32 || 2 || 1562901 || 913-AS6C4008-55SIN |IC3, IC4 || - || 74HCT138D || SOIC-16 || 2 || 1201307 || 771-74HCT138D-T

4 KB (627 words) - 10:07, 14 January 2023
Lo-tech 8-bit IDE Adapter rev.2
...8-bit-ide-adapter-rev2-front.jpg|right|300px|Lo-tech 8-bit IDE Adapter rev.2]] The [[Lo-tech 8-bit IDE Adapter rev.2]] is a bootable storage adapter for IBM PC, PC/XT, PC/AT and compatible har

6 KB (963 words) - 11:11, 21 April 2021
Apc500.sh
MACADDR=${TMP:0:2}:${TMP:2:2}:${TMP:4:2}:${TMP:6:2}:${TMP:8:2}:${TMP:10:2} "") IPADD="$(arping "$MACADDR" -c 2 -i eth0 | egrep -o -m 1 '[0-9]*\.[0-9]*\.[0-9]*\.[0-9]*' | head -1)" ;;

3 KB (469 words) - 11:11, 21 April 2021
Lo-tech 8-bit IDE Adapter
''Note: This board has been superseded by the [[Lo-tech 8-bit IDE Adapter rev.2]].'' ...Card storage is required, the [[Lo-tech ISA CompactFlash Adapter revision 2|Lo-tech ISA CompactFlash Adapter]] offers equivalent functionality with a l

7 KB (1,010 words) - 11:11, 21 April 2021
Lo-tech 8-bit IDE Adapter rev.3
...component count. This board supercedes the [[Lo-tech 8-bit IDE Adapter rev.2]].'' ...gram the board, make a DOS boot disk (utilities have been tested on MS-DOS 2.11, 3.3 and 6.22) and add the BIOS binary files and the flash utility from

7 KB (999 words) - 11:11, 21 April 2021
IBM Personal Computer System Board
|OFF ||ON ||2 drives === Switch Block 2 ===

3 KB (448 words) - 11:11, 21 April 2021
Lo-tech 2MB EMS Board
|IC1, IC5 || - || 74HCT688DW || SOIC-20 || 2 || 1085321 || 771-HCT688D652 or 595-CD74HCT688M !Value (1,2) !!Base Address

4 KB (630 words) - 19:39, 12 July 2022
Lo-tech Tandy Compatible Sound Adapter
*For 0C0h (original Tandy port mapping), short pins 1-2 and 4-5 *For 1E0h (later Tandy port mapping), short 1-2 and 3-4

4 KB (668 words) - 19:40, 12 July 2022
CGA
...th up to 4-colours. A CGA controller therefore had 16KB of RAM (320x200 x 2-bits / 8-bits).

431 bytes (66 words) - 11:11, 21 April 2021
CompactFlash Adapter for Tandy 1400 Laptops
*[[Tandy 1400LT]] models using BIOS version 2.51, and Note: It is not currently known whether the 2.51 BIOS version can be used in earlier 1400LT models. The BIOS image is how

3 KB (490 words) - 18:06, 17 August 2022
Lo-tech Yamaha C1 Music Computer IDE Adapter
| JP3 || Source for IDE Reset signal - 1-2 = ISA Reset, 2-3 = Powerfail || 2-3 ...uires that Switch Block 2 is configured as for the HDD model. Switch Block 2 is documented in the service manual on page 7:

5 KB (803 words) - 18:17, 22 April 2022
Lo-tech ISA USB Adapter
|IC1, IC3 || 74HCT688N || DIP-20 || 2 || 382504 || 771-74HCT688N |C7 || CAPACITOR, 0.1UF, 50V || 0805 || 2 || 1612208 || VJ0805V104MXBPW1BC

7 KB (1,167 words) - 12:35, 18 August 2022
Lo-tech XTCFMODE Utility
Device 80: Read mode: 2 *2, for DMA (XT-CFv3 only)

2 KB (241 words) - 11:11, 21 April 2021
Dangerous Prototypes XT-IDE Boards
| IC3, IC4 || 74HCT573D || SOIC-20 || 74HCT573D || 2 || 1201309 | IDE1 || 40-pin IDE Header || MA20-2 || HEADER, 2.54MM, BOXED, 2X20WAY || 1 || 8395977

7 KB (1,021 words) - 17:34, 17 August 2022
Tandy 1000 Series
| [[Tandy 1000|1000]] ||25-1000 ||8088 || 4.77 || 128KB || 5¼" 360KB || - || 2.11 || - || 54 ...andy 1000A|1000A]] ||25-1000A ||8088 || 4.77 || 128KB || 5¼" 360KB || - || 2.11 || - || 54

4 KB (486 words) - 11:11, 21 April 2021
Seagate ST11M
*The ST11R was designed for drives using RLL (2,7) data encoding.

619 bytes (100 words) - 11:11, 21 April 2021
Lo-tech 2MB EMS Board (prototype) Resources
|IC1, IC5 || - || 74HCT688DW || SOIC-20 || 2 || 1085321 || - !Value (1,2) !!Base Address

2 KB (307 words) - 11:11, 21 April 2021
Lo-tech RPi VGA Adapter
*VGA Interface for RaspberryPi SBCs with 40-pin GPIO header (Model A+/B+/2/3/4) *ESD protection to IEC−61000−4−2 Level 4

5 KB (711 words) - 19:46, 12 July 2022
IBM Personal Computer Series
...Computer 5150]], and ran until 1987 when it was superceded by the [[IBM PS/2 Series]].

854 bytes (108 words) - 11:11, 21 April 2021
Lo-tech MIF-IPC-B
[[File:Lo-tech-MIF-IPC-B-rev2-assembled.jpg|right|300px|Lo-tech MIF IPC-B rev.2 PCB]] |IC3,IC6 || 74LS08N || DIL14 || 2 || || 595-SN74LS08N

5 KB (702 words) - 19:39, 12 July 2022
IBM Personal Computer XT System Board
|2 |Banks 0, 1 and 2

4 KB (592 words) - 11:11, 21 April 2021
Amstrad Keyboard Interface
...trad]] followed what had become common practice and switched to the IBM PS/2 keyboard interface.

997 bytes (141 words) - 11:11, 21 April 2021
Tandy 1400FD Pinouts
2. Received Data 7. Request To Send 2 OUTPUT PDB 0 Print data bit 0

8 KB (842 words) - 11:11, 21 April 2021
XT-CF-lite rev.1
''Note: This adapter has been superseded by the [[XT-CF-lite rev.2]]'' ...LED || HD_LED || PINHD-1X02_2.54-S || 1X02-S || 1 || 3418285 || 571-826629-2

7 KB (1,021 words) - 11:11, 21 April 2021
Tandom TM100 5¼-inch Floppy Disk Drive
|TM100-2 ||Double sided ||40 ||48TPI ||360KB **Closed - double-sided (TM100-2)

3 KB (511 words) - 11:11, 21 April 2021
Tandy 1400FD
Parallel Printer-(DB-25) Math Co.: 8087-2 Intel 8 MHz * 8087-2 math coprocessor (not listed as a RadioShack part)

4 KB (515 words) - 11:11, 21 April 2021
80x87 Math Coprocessors
...internal 3/2 multiplier so that motherboards which ran the coprocessor at 2/3 CPU speed could instead run the FPU at the same speed of the CPU. ...0 ||180~186 ||30~540 ||250~800 ||5→10 MHz ||34~55K → 100~111K ||1.0 → 2.0 times as fast

5 KB (618 words) - 11:11, 21 April 2021
Lo-tech Z80 CPU Test Adapter
With the eight 2-pin headers D0 to D7 open, the mounted CPU will be isolated from the data b With the eight 2-pin headers D0 to D7 closed, the CPU will be engaged with the data bus, and

4 KB (667 words) - 19:41, 12 July 2022
Tandy 1000SX and TX DIP Switches
don't think it's possible for the CPU to access 2 port addresses, and the 1000 can recognize 2 of the

3 KB (518 words) - 11:11, 21 April 2021
Lo-tech 8-bit ROM Board
The rev.2 PCB is almost identical to the original version, with just a few trace rout |21RZ310-RC || Ceramic Capacitors 0.1uF Z5U 20% 2.5mm L/S || 2

7 KB (1,109 words) - 11:11, 21 April 2021
8237 DMA Controller
<TABLE BORDER=0 CELLSPACING=2 WIDTH=50%> <TD ALIGN=CENTER BGCOLOR="#DED5D3">2</TD>

22 KB (3,359 words) - 11:11, 21 April 2021
Tandon TM364
*8K IOPS: 3.2 ...AN Manager]] IP stack resulted in very poor performance, around 60KB/s and 2 IOPS.

1 KB (165 words) - 11:11, 21 April 2021
Lo-tech XT-CF Board
| IC2 || SST39SF0x0A Flash || TSOP32 (8x14mm) || 1, 2 or 4Mb || 1 || 1829977 | C2, C14 || Ceramic Capacitor (X5R or X7R) || 0805 || 10uF, 10V+ || 2 || 1833812

9 KB (1,357 words) - 17:41, 17 August 2022
Installing 1MB RAM in the IBM PC/XT Motherboard
2. Replace the 64K chips in the appropriate banks with 256K chips. NOTE 2: There is only one switch block on the IBM PC XT motherboard.

24 KB (3,463 words) - 11:11, 21 April 2021
Seagate ST-251
/─4─3─2─1─\ Drive Select->1 2 3 4 │ │ │ └ Radial

5 KB (404 words) - 11:11, 21 April 2021
XT-CF-lite rev.2
[[File:XT-CF-lite-rev2-1536px.jpg|right|300px|Lo-tech XT-CF-lite rev.2, Assembled]] The lo-tech [[XT-CF-lite rev.2]] is an 8-bit ISA CompactFlash adapter, providing bootable solid-state stor

8 KB (1,215 words) - 19:31, 12 July 2022
XTCFMODE Source
Dependent on XTIDE Universal BIOS, version 2 or newer.} HelpQuick = 2;

10 KB (1,255 words) - 11:11, 21 April 2021
Lo-tech PDT RollerTec Interface
| HD1, HD2 || - || Header socket, 1x3 || Through-hole || 2 || 200-CES10301TS ...rryPi 40-pin header and is based on the [[Lo-tech GPIO Interface Board rev.2|Lo-tech RaspberryPi GPIO Board]]. For this application, the board provides

7 KB (1,038 words) - 20:11, 26 April 2021

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