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No unread posts Attachment(s) list of chip dissections

ttlworks

14

15177

Mon May 06, 2024 8:26 am

ttlworks View the latest post

No unread posts Attachment(s) Techniques for reliable high-speed digital circuits

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BigEd

149

526964

Sat May 04, 2024 12:59 pm

BigEd View the latest post

No unread posts Cheap Video Questions

VinCBR900

9

548

Sun May 19, 2024 5:05 am

VinCBR900 View the latest post

No unread posts Attachment(s) Blue... wait, is it April again already?

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Paganini

31

972

Sun May 19, 2024 2:27 am

sburrow View the latest post

No unread posts Attachment(s) Crooked VGA image from sync circuit

JohanFr

12

95

Sat May 18, 2024 10:41 pm

JohanFr View the latest post

No unread posts Attachment(s) W65C02SXB board

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marko

23

4324

Fri May 17, 2024 6:57 am

viridi View the latest post

No unread posts Attachment(s) 74HCT6526 - A MOS6526 implementation with 74xx ICs

[ Go to pageGo to page: 1 ... 11, 12, 13 ]

daniMolina

191

42942

Mon May 13, 2024 2:05 pm

ttlworks View the latest post

No unread posts Attachment(s) Text mode VGA for 6502

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Paganini

66

3543

Wed May 08, 2024 11:02 pm

Paganini View the latest post

No unread posts Attachment(s) Diodes for Relay Logic Gates.

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Martin_H

26

527

Tue May 07, 2024 8:47 pm

JimBoyd View the latest post

No unread posts Attachment(s) DMX Output board for 6502 based systems

[ Go to pageGo to page: 1, 2 ]

Sittingbull

20

511

Sun May 05, 2024 8:52 pm

BigDumbDinosaur View the latest post

No unread posts Attachment(s) 6502 datasheet quetsion about data setup and hold times

ebadger

2

139

Sat May 04, 2024 7:07 pm

Dr Jefyll View the latest post

No unread posts Attachment(s) My 6502 computer

[ Go to pageGo to page: 1, 2 ]

viridi

17

461

Fri May 03, 2024 4:35 pm

Yuri View the latest post

No unread posts Vector Pull - WDC65C02

barnacle

3

159

Tue Apr 30, 2024 2:18 pm

AndrewP View the latest post

No unread posts Attachment(s) VGA 25.175 MHz clock divider oscilloscope output question

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JohanFr

15

243

Tue Apr 30, 2024 7:44 am

BigDumbDinosaur View the latest post

No unread posts Now here's a handly little chip

barnacle

0

246

Mon Apr 29, 2024 5:35 am

barnacle View the latest post

No unread posts Transistor Not Gate with capacitor & resistor for base bias

Martin_H

3

268

Fri Apr 26, 2024 2:01 pm

Martin_H View the latest post

No unread posts Attachment(s) Help with Tms9918anl losing signal when background changed

Redragon_Gamer

13

2798

Tue Apr 23, 2024 12:54 am

Redragon_Gamer View the latest post

No unread posts Attachment(s) CF-Card/RTC adapter

[ Go to pageGo to page: 1, 2, 3 ]

floobydust

41

3583

Mon Apr 22, 2024 10:40 am

Edzard View the latest post

No unread posts Attachment(s) Parts bin UART receiver

[ Go to pageGo to page: 1, 2 ]

barnacle

24

6780

Sun Apr 21, 2024 7:27 pm

Dr Jefyll View the latest post

No unread posts Attachment(s) I made a 12-27V EPROM programmer 8)

AndersNielsen

5

2585

Sat Apr 20, 2024 10:53 am

Michael View the latest post

No unread posts MC68B50 trouble

wawavoun

3

379

Wed Apr 17, 2024 4:35 pm

wawavoun View the latest post

No unread posts Attachment(s) 25MHz 3.3V 6502 Prototype computer

plasmo

3

10312

Wed Apr 17, 2024 10:10 am

fachat View the latest post

No unread posts Attachment(s) During a JSR does the 6502 store ADL in the stack pointer?

musmuris

3

318

Mon Apr 15, 2024 3:11 pm

musmuris View the latest post

No unread posts Attachment(s) Slower SRAM works but fast doesn't????

[ Go to pageGo to page: 1 ... 4, 5, 6 ]

dolomiah

88

29292

Thu Apr 04, 2024 5:18 pm

BigEd View the latest post

No unread posts Fastest possible SD card Read with a 6522 VIA?

[ Go to pageGo to page: 1, 2 ]

NormalLuser

19

5416

Wed Apr 03, 2024 6:20 pm

Dietrich View the latest post

No unread posts Attachment(s) ATF1508 and ATF1504 breakout boards

[ Go to pageGo to page: 1, 2 ]

akohlbecker

16

56264

Mon Apr 01, 2024 4:10 am

Nemesis View the latest post

No unread posts FT245R

barnacle

10

2746

Fri Mar 29, 2024 5:41 pm

barnacle View the latest post

No unread posts Attachment(s) Recommendation fast 512k x 8 RAM?

fachat

6

2622

Thu Mar 28, 2024 9:31 am

fachat View the latest post

No unread posts Synertek SYM-1 no longer powers on correctly/no keypad

GinDiamond

2

2156

Sat Mar 23, 2024 9:16 pm

GinDiamond View the latest post

No unread posts Attachment(s) Yet another programmer

barnacle

2

2261

Thu Mar 21, 2024 7:40 pm

barnacle View the latest post

No unread posts Attachment(s) Connecting a 16-key keypad to VIA: Did I do it right?

[ Go to pageGo to page: 1, 2 ]

JeffJetton

21

3855

Thu Mar 21, 2024 1:48 pm

drogon View the latest post

No unread posts R6520_M6821 running at low freq.

6502user

5

2529

Mon Mar 18, 2024 2:57 pm

drogon View the latest post

No unread posts Attachment(s) Breadboard Buddy BB-ZIF-32 Adapter PCB

Michael

0

11262

Sun Mar 17, 2024 3:29 pm

Michael View the latest post

No unread posts Attachment(s) Eprom state machine for vga address, syncs, and blanking

[ Go to pageGo to page: 1, 2 ]

barnacle

20

4129

Tue Mar 12, 2024 9:08 am

barnacle View the latest post

No unread posts Attachment(s) CH375B USB Mass Storage Controller

[ Go to pageGo to page: 1, 2 ]

DavidBuchanan

23

39621

Fri Mar 08, 2024 2:47 pm

gregorio View the latest post

No unread posts Attachment(s) Independent Bits Output

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gilhad

18

3718

Sat Mar 02, 2024 6:57 am

Yuri View the latest post

No unread posts Attachment(s) Moving beyond 8MHz with standard ICs

[ Go to pageGo to page: 1, 2, 3 ]

ytropek

40

6357

Sat Mar 02, 2024 6:53 am

Yuri View the latest post

No unread posts Attachment(s) 6502 as a VGA controller

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plasmo

42

71335

Sat Mar 02, 2024 3:40 am

plasmo View the latest post

No unread posts Apple II joysticks, SNES gamepads and my homebrew computer

ebadger

0

11564

Fri Feb 23, 2024 2:55 pm

ebadger View the latest post

No unread posts Any downside to subbing 6502 with 65816?

pdragon

7

2685

Thu Feb 22, 2024 1:07 am

Yuri View the latest post

No unread posts Attachment(s) VT-100 CONSOLE FOR HOMEBREW COMPUTERS

[ Go to pageGo to page: 1, 2 ]

BigDumbDinosaur

27

16928

Mon Feb 19, 2024 10:29 pm

BigDumbDinosaur View the latest post

No unread posts Using SPI as You Would GPIB

fachat

3

2375

Mon Feb 19, 2024 5:46 pm

BruceRMcF View the latest post

No unread posts Attachment(s) Best SRAM options for >32Kb ram?

pdragon

8

2514

Mon Feb 19, 2024 3:27 pm

Paganini View the latest post

No unread posts Attachment(s) Success! VIA SR => SD card SPI at 22 cycles/byte

pdragon

11

2589

Mon Feb 19, 2024 12:42 am

BigDumbDinosaur View the latest post

No unread posts Attachment(s) The VIA shift register bug

fachat

9

3352

Sun Feb 18, 2024 9:47 pm

BruceRMcF View the latest post

No unread posts AVR MCU as keyboard controller (RDY and BE signals on 6502)

SwenW

1

2128

Sun Feb 18, 2024 3:20 pm

BruceRMcF View the latest post

No unread posts Attachment(s) Should i tie wires?

2020jj600andmore

5

2360

Fri Feb 16, 2024 3:56 pm

Paganini View the latest post

No unread posts Attachment(s) 8521 dissection

[ Go to pageGo to page: 1, 2, 3, 4 ]

ttlworks

49

8849

Fri Feb 16, 2024 1:18 pm

fhw72 View the latest post

No unread posts Control 20x4 LCD with addr decoding instead of VIA ORB pins?

pdragon

5

2453

Tue Feb 13, 2024 3:25 pm

SamCoVT View the latest post

No unread posts Attachment(s) Vector Pull Rewrite for W65C816

AlanCanon

5

2317

Sun Feb 11, 2024 5:03 pm

AlanCanon View the latest post

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