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Nick Downing [Tue, 1 Mar 2022 02:47:48 +0000 (13:47 +1100)]
Re-dimension slightly to make an imperial board with .1 inch sizing, and refill
Sergey Kiselev [Fri, 19 Feb 2021 16:49:28 +0000 (08:49 -0800)]
README: Replace 603-MFR-
25FBF52-470R with 603-MFR-25FRF52-470R (same part, but available at Mouser)
Sergey Kiselev [Fri, 19 Feb 2021 16:30:53 +0000 (08:30 -0800)]
README: Replace TRS232 with TRS202E
Sergey Kiselev [Fri, 29 Jan 2021 23:23:30 +0000 (15:23 -0800)]
README: Fix a typo (BUSREQ signal missing) in the RC2014 bus description
Sergey Kiselev [Wed, 1 Jul 2020 16:40:06 +0000 (09:40 -0700)]
Merge pull request #2 from pullmoll/jed-dip
README.md: fix U3 # of pins and link to JEDEC file
Jürgen Buchmüller [Sun, 28 Jun 2020 16:16:25 +0000 (18:16 +0200)]
README.md: fix U3 # of pins and link to JEDEC file
The SIO is a 40 pin DIP. There are two JEDEC files, w/ and w/o watchdog.
Link to the one w/o watchdog support.
Sergey Kiselev [Tue, 23 Jul 2019 22:09:22 +0000 (15:09 -0700)]
README: Add a note on the J4 connector
Sergey Kiselev [Thu, 13 Jun 2019 19:01:23 +0000 (12:01 -0700)]
README: BOM - PCB version is 1.1
Sergey Kiselev [Wed, 12 Jun 2019 23:15:46 +0000 (16:15 -0700)]
README: Update BOM version 1.1
Sergey Kiselev [Wed, 12 Jun 2019 22:52:21 +0000 (15:52 -0700)]
README: Add RomWBW v2.9.1 to firmware section
Sergey Kiselev [Wed, 12 Jun 2019 22:44:29 +0000 (15:44 -0700)]
README: Update link to the Oshpark project for version 1.1
Sergey Kiselev [Wed, 12 Jun 2019 22:17:23 +0000 (15:17 -0700)]
README: BOM and Changes updates for version 1.1
Sergey Kiselev [Wed, 12 Jun 2019 19:00:01 +0000 (12:00 -0700)]
README: Update design files links. Add changes for version 1.1
Signed-off-by: Sergey Kiselev <skiselev@gmail.com>
Sergey Kiselev [Wed, 12 Jun 2019 18:58:18 +0000 (11:58 -0700)]
Gerber: Replace files with version 1.1
Signed-off-by: Sergey Kiselev <skiselev@gmail.com>
Sergey Kiselev [Wed, 12 Jun 2019 18:54:39 +0000 (11:54 -0700)]
KiCad: Replace files with version 1.1
Signed-off-by: Sergey Kiselev <skiselev@gmail.com>
Sergey Kiselev [Fri, 5 Apr 2019 22:01:30 +0000 (15:01 -0700)]
README: Use 74HC instead of 74HCT
Sergey Kiselev [Mon, 11 Mar 2019 17:20:57 +0000 (10:20 -0700)]
README: Add alternatives for ADM693
Sergey Kiselev [Fri, 8 Mar 2019 19:47:29 +0000 (11:47 -0800)]
Merge branch 'master' of github.com:skiselev/easy_z80
Sergey Kiselev [Fri, 8 Mar 2019 19:47:06 +0000 (11:47 -0800)]
SPLD: Move CTC to 0x88-0x8B
Signed-off-by: Sergey Kiselev <skiselev@gmail.com>
Sergey Kiselev [Fri, 8 Mar 2019 00:00:37 +0000 (16:00 -0800)]
README: Add table of content
Sergey Kiselev [Thu, 7 Mar 2019 23:15:31 +0000 (15:15 -0800)]
SPLD: Update JED with the previous PLD change
Signed-off-by: Sergey Kiselev <skiselev@gmail.com>
Sergey Kiselev [Thu, 7 Mar 2019 23:13:57 +0000 (15:13 -0800)]
SPLD: Update fusemaps with the previous PLD change
Signed-off-by: Sergey Kiselev <skiselev@gmail.com>
Sergey Kiselev [Thu, 7 Mar 2019 23:12:46 +0000 (15:12 -0800)]
SPLD: Move watchdog to 0x6C-0x6F to avoid conflict with RC2014 secondary SIO board
Signed-off-by: Sergey Kiselev <skiselev@gmail.com>
Sergey Kiselev [Thu, 7 Mar 2019 22:59:42 +0000 (14:59 -0800)]
README: Add data bus pull-ups to the wishlist
Sergey Kiselev [Tue, 5 Mar 2019 18:33:41 +0000 (10:33 -0800)]
README: Clarify peripherals and interrupt mode
Sergey Kiselev [Fri, 1 Mar 2019 19:59:00 +0000 (11:59 -0800)]
Add microprocessor supervisor info
Sergey Kiselev [Wed, 27 Feb 2019 21:21:14 +0000 (13:21 -0800)]
Update the photo of the assembled board
Signed-off-by: Sergey Kiselev <skiselev@gmail.com>
Sergey Kiselev [Wed, 27 Feb 2019 20:55:37 +0000 (12:55 -0800)]
README: Replace PCB rendering with the board photo; Describe C15 reset issue.
Sergey Kiselev [Wed, 27 Feb 2019 21:10:52 +0000 (13:10 -0800)]
Add a photo of the assembled board
Signed-off-by: Sergey Kiselev <skiselev@gmail.com>
Sergey Kiselev [Wed, 27 Feb 2019 07:32:14 +0000 (23:32 -0800)]
SPLD: fix pin mapping
Signed-off-by: Sergey Kiselev <skiselev@gmail.com>
Sergey Kiselev [Tue, 26 Feb 2019 17:06:45 +0000 (09:06 -0800)]
SPLD: Add fusemap without watchdog
Signed-off-by: Sergey Kiselev <skiselev@gmail.com>
Sergey Kiselev [Fri, 15 Feb 2019 19:00:22 +0000 (11:00 -0800)]
PCB: Silkscreen fixes
Signed-off-by: Sergey Kiselev <skiselev@gmail.com>
Sergey Kiselev [Fri, 15 Feb 2019 16:53:39 +0000 (08:53 -0800)]
Add Known Issues for 1.0
Sergey Kiselev [Thu, 7 Feb 2019 23:01:35 +0000 (15:01 -0800)]
README: Add firmware documentation
Sergey Kiselev [Thu, 7 Feb 2019 23:09:40 +0000 (15:09 -0800)]
Add SPLD fuse maps
Signed-off-by: Sergey Kiselev <skiselev@gmail.com>
Sergey Kiselev [Thu, 7 Feb 2019 22:58:41 +0000 (14:58 -0800)]
Update resized PCB rendering
Signed-off-by: Sergey Kiselev <skiselev@gmail.com>
Sergey Kiselev [Thu, 7 Feb 2019 22:56:58 +0000 (14:56 -0800)]
Add resized PCB rendering
Signed-off-by: Sergey Kiselev <skiselev@gmail.com>
Sergey Kiselev [Thu, 7 Feb 2019 22:35:23 +0000 (14:35 -0800)]
README: Add PCB rendering, schematic and board layout links
Sergey Kiselev [Thu, 7 Feb 2019 22:46:37 +0000 (14:46 -0800)]
Add KiCad, Gerber and Documentation
Signed-off-by: Sergey Kiselev <skiselev@gmail.com>
Sergey Kiselev [Thu, 7 Feb 2019 21:39:00 +0000 (13:39 -0800)]
README: Add jumpers description
Sergey Kiselev [Thu, 7 Feb 2019 20:00:19 +0000 (12:00 -0800)]
README: Add connectors documentation
Sergey Kiselev [Thu, 7 Feb 2019 18:02:59 +0000 (10:02 -0800)]
README: BOM: Fix quantities; use 1% resistors
Fix the quantity of 470 ohm resistors, 10 kohm resistors, and 14 pin DIP sockets
Use 1% resistors to reduce the number of different parts
Sergey Kiselev [Thu, 7 Feb 2019 05:40:21 +0000 (21:40 -0800)]
Update README.md
Sergey Kiselev [Thu, 7 Feb 2019 03:35:57 +0000 (19:35 -0800)]
Initial commit
public / easy_z80.git / log