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  ECB-DMA
Wolfgang Kabatzge's ECB-DMA ( 1 2)
By: b1ackmai1er on Sun, 10 November 2019
46 59149 Wed, 23 March 2022 10:05
By: lynchaj
  Parallel Printer Port driver for Z80
Looking for Z80 assembler code example
By: lynchaj on Wed, 16 March 2022
3 5143 Thu, 17 March 2022 18:34
By: cluso99
  DOS/65 Updated Version to 3.04 ROM
By: floobydust on Tue, 15 March 2022
0 2158 Tue, 15 March 2022 19:36
By: floobydust
  74LS688 vs 74LS521
Are these equivalent?
By: lynchaj on Sun, 27 February 2022
6 8071 Wed, 09 March 2022 11:33
By: lynchaj
  ZZRCC, Z280+RAM+CPLD+CFdisk, replacing ZZ80CF. ( 1 2)
By: plasmo on Sun, 20 December 2020
70 70784 Tue, 08 March 2022 00:36
By: borutk
  KiCAD footprint Molex drive power connector?
4 pin Molex PCB drive connector right angle or straight
By: lynchaj on Thu, 03 March 2022
0 2158 Thu, 03 March 2022 11:27
By: lynchaj
  ANN: Z280 CPU and Z280RC system Emulator
By: hperaza on Sat, 18 September 2021
5 7505 Thu, 03 March 2022 04:45
By: lowen
  Breakout clone for my 6502 / TMS9918A build
By: visrealm on Sun, 27 February 2022
1 3240 Tue, 01 March 2022 23:16
By: visrealm
  A rare defective PCB from JLCPCB!
By: plasmo on Mon, 21 February 2022
3 4679 Thu, 24 February 2022 08:35
By: just4fun
  Z180/upd7220 SBC
hypothetical design concept considerations
By: lynchaj on Fri, 28 January 2022
18 18095 Tue, 08 February 2022 18:12
By: plasmo
  Simple test for upd7220
By: plasmo on Wed, 02 February 2022
6 7319 Thu, 03 February 2022 09:54
By: e2k
  example schematic for upd7220 character mode
How to do character mode (text mode) with upd7220 GDC
By: lynchaj on Wed, 02 February 2022
2 3904 Wed, 02 February 2022 16:00
By: lynchaj
  Intro: 6502 on a backplane and various (6502, TMS9918, LCD) emulator libraries (now with links)
Intro: 6502 on a backplane and various (6502, TMS9918, LCD) emulator libraries (now with links)
By: visrealm on Sun, 30 January 2022
2 8034 Mon, 31 January 2022 14:35
By: visrealm
  USB to FDC ( 1 2)
By: lynchaj on Wed, 20 September 2017
51 75791 Mon, 31 January 2022 05:34
By: lynchaj
  VGA piggybacked on RAM, an experimental prototype
By: plasmo on Sat, 29 May 2021
3 6265 Sun, 30 January 2022 14:47
By: plasmo
  x4 DRAM tester (4416, 4464/41464, 44256, etc.)
sorting through bad 41464 DRAM chips from eBay
By: lynchaj on Fri, 14 January 2022
2 5800 Thu, 27 January 2022 13:24
By: quarterturn
  ECB Graphic VDU
By: jdgabbard on Fri, 31 December 2021
3 5300 Thu, 27 January 2022 13:15
By: quarterturn
  DS1210s from eBay
Got a bad batch, anyone get good ones?
By: lynchaj on Tue, 07 September 2021
16 17856 Thu, 27 January 2022 11:35
By: Sergey
  Monster FDC - Dual-FDC floppy disk controller card supporting 8 floppy drives
By: Sergey on Fri, 03 December 2021
8 12013 Thu, 27 January 2022 11:02
By: Sergey
  MiniMax8085 - Extension Board
By: Sergey on Fri, 08 October 2021
8 10964 Wed, 26 January 2022 08:05
By: Sergey
  Debugging a SBC v2 Rev. 005i
By: moritzp on Sun, 23 January 2022
0 2145 Sun, 23 January 2022 05:53
By: moritzp
  Dave (Yoda) Mehaffy's passing
By: lynchaj on Fri, 21 January 2022
0 2138 Fri, 21 January 2022 03:47
By: lynchaj
  Zeta 2 and ParPortProp
By: stefanf on Tue, 18 January 2022
7 8791 Fri, 21 January 2022 01:09
By: stefanf
  Debugging a SBC V2-004
No serial output ( 1 2)
By: edzard on Fri, 09 July 2021
51 51800 Thu, 20 January 2022 10:55
By: moritzp
  ROM-less 6502-based EPROM programmer
By: plasmo on Thu, 25 November 2021
1 3355 Tue, 18 January 2022 21:05
By: plasmo
  Zero Glue logic 6502 SBC
By: plasmo on Mon, 17 January 2022
0 3500 Mon, 17 January 2022 21:17
By: plasmo
  porting zmodem to CP/M
Looking for help & volunteers ( 1 2 3)
By: lynchaj on Wed, 13 October 2021
94 85277 Sun, 16 January 2022 07:27
By: lynchaj
  help needed
By: lynchaj on Thu, 30 December 2021
1 3067 Sun, 16 January 2022 05:40
By: lynchaj
  RTL8019AS Ethernet board for Z80 MBC
considering this design
By: lynchaj on Sun, 02 January 2022
2 4720 Fri, 14 January 2022 15:17
By: lynchaj
  Z80 Assembler software for Windows PC - what are you using?
Z80 Assembler software for Windows PC
By: cluso99 on Tue, 23 November 2021
7 10410 Sun, 09 January 2022 07:16
By: cluso99
  Need a volunteer...
port z80test to CP/M and z80asm or uz80as
By: lynchaj on Fri, 30 July 2021
5 7554 Sun, 09 January 2022 07:10
By: cluso99
  RetroBlade2 - A Z80 CPM Single Chip Computer (now passes all zexall v0.18 tests)
By: cluso99 on Fri, 23 April 2021
11 15315 Sun, 09 January 2022 06:40
By: cluso99
  upd7220 GDC design on Hackaday.io
Giving the upd7220 another go
By: lynchaj on Sun, 02 January 2022
5 7022 Fri, 07 January 2022 10:37
By: e2k
  ECB prototyping PCBs in stock at Conrad.de
Several types of ECB PCBs available and in stock at German online electronics retailer
By: moritzp on Wed, 05 January 2022
0 2257 Wed, 05 January 2022 05:31
By: moritzp
  REH CPU280 ..things that I want todo... ( 1 2)
By: oldspark on Sat, 01 February 2020
43 57485 Wed, 05 January 2022 01:48
By: oldspark
icon5.gif SBC V2 - 004v or 005i? Or rather Z180 Mark IV
is SBC V2 005i ready and recommended?
By: moritzp on Mon, 03 January 2022
2 4038 Mon, 03 January 2022 13:21
By: moritzp
  Fuzix with 6502
Using CC65 with Ubuntu
By: floobydust on Mon, 03 January 2022
0 2245 Mon, 03 January 2022 12:50
By: floobydust
  m68k-elf-gcc cross-compiler with new 68k HW: the nightmare begins... (but with an happy ending...)
By: just4fun on Sun, 25 April 2021
20 29247 Mon, 03 January 2022 11:23
By: dwil
  EASyTrap trap 15 services on the CB030 (SW ?)
By: curbie on Mon, 27 December 2021
12 11944 Thu, 30 December 2021 14:52
By: curbie
  PS/2 Mouse test software
Z80 or 8080 assembler code
By: lynchaj on Fri, 24 December 2021
3 4543 Sun, 26 December 2021 10:21
By: lynchaj
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