20210322_f771e51 Release

Introduction

This is a stable release (from the master branch), the first since May 2020. It's a major update to all aspects of the system.

New Features (Highlights)

• Auto resolution and refresh rate (based on monitor EDID)
• Resolution and refresh rate settings now seperate
• Option to display resolution & refresh rate at power on
• Support 12bpp capture into a 16bpp Framebuffer
• Continuous PLL Calibration
• Added 12x and 16x dividers
• Support New Amiga interfaces (C0pperDragon)
• Support New Atari ST interfaces
• Improved Scanline support
• Improved NTSC Artifact support
• DAC values now specified in volts
• Support menu navigation with a single push button (simple mode)
• Save Log and EDID to SD Card for debugging
• Update CPLD Menu move to top level
• New Palette Menu with brt/cont/sat/tint/gamma adjustment for all palettes
• New Test Monitor for 50Hz Support Menu
• HDMI Mode (HDMI vs DVI) now configurable
• Added overclocking options to the Settings Menu
• Support multiple saved configurations per Profile (Primary, Alt-1, ..., Alt-4)

Additional Profiles

• Acorn System 5
• Amiga
• Apple II
• Aquarius
• Atari 800
• Atari ST (Colour and Mono)
• BBC Master
• BBC NuLA (3bpp and 12bpp)
• Colecovisioo
• Commodore 64
• Jupiter ACE (composite)
• RML 480Z
• Sega SC3000
• Sinclair QL
• SpectraVideo
• Tandy 1000
• Tandy CoCo 1, 2 & 3
• TRS-80

Detailed list of changes

Raw changes since last stable release are:

• a51a968 Update profiles
• 715412c Fix issue with FFOSD causing loss of genlock
• 83a9e89 use relative link
• fc40ed7 add version and title
• d19bf23 use link
• 5ab65da add image
• a8cc242 add preview
• cedf22b add interactive bom
• 9ae5f20 Fix screencap osd issue
• e84813a Fix restore config not working with alt profiles
• f019082 Update profiles
• 05b4e57 Initial add of Amiga video slot adapter board
• 1b6b53b Atari ST buffered pickup
• 3c0defd Atari ST unbuffered pickup
• 40df32b Improve speed of 12bpp diff calculation during calibration
• 6c0b225 Update profiles
• b7c2c73 Test for increased pixel width during mode 7 calibration
• b82453d remove extra semicolons
• d5feb98 reduce tests for FFOSD bit
• 0614476 update profiles
• 1b5ecf5 Update profiles
• b338d10 Change 16BPP from RGB:565 to ARGB:4444 with much faster capture loops
• d68d4dd Update profiles
• ed6087a Improve FF OSD overlay
• 47b49f0 Update profiles
• fb67337 Add experimental support for flash floppy OSD overlay
• 98d62b3 Update profiles
• 269179a Increase frame timeout
• 59015ba Update profiles
• b0c9f17 Improve outer capture loop cacheability
• 7337abf Limit scanline intensity in 16bpp mode
• f4f38ae Update profiles
• 96a1071 Update profiles
• a54d1cf Update resolutions
• f4b4a19 Fix saved config issue
• eac9a21 Improve auto overscan
• 7d438d3 Move default.txt to profiles dir
• 579bc5e Update profiles
• 5cd98f7 Hide unused main menu options in simple mode
• c0eee15 Update OSD with profile info
• b19f968 Hide interface setting & stop button reverse saving
• b16a9df Update profiles
• 33b0dd6 Display interface info on powerup & system status + missing default.txt bugfixes
• 578c020 Fix overscan update bug
• 515539d Fail more gracefully if sub-profile default.txt missing
• d6a7b15 Improve auto overscan function
• 6d1f906 Update profiles
• 4e0d559 Update resolutions
• 534cae8 Set overscan to 1600x1080 if max width >720 else 1440x1080
• 3a23a05 Update profiles
• 48dff12 Fix screencap bug
• c1058f9 Align critical path C code
• 3f34c13 Only reload sub-profiles if new one selected
• c3081cc Compensate pngs for reduced width 1920 pixel modes
• b5229ce Always reduce width of 1920 pixel modes
• 0fe5d42 Update resolutions
• 1f3715c Always use reduced width 1920x1080 in 16bpp mode
• 02294c1 Update profiles
• f400a1c Add automatic overscan for 1920x1080 in 16bpp double height mode
• c17badc Update resolutions
• d86bddd Add multiple saved config option
• 7c2a36c Update resolutions
• a54afc4 Fix issue with refresh not saving
• 2003d90 Fix issue with 1440(1920) mode
• eea95a1 Split resolution and refresh rate into two settings
• 275fba7 Update resolutions
• c243262 Update profiles
• c673ab0 further fix for cpu speed time calculations
• ffcac3e Update resolutions
• f29faee Allow overscan setting in resolutions
• 8ae7bd4 Add default capture loop for simple mode
• f72dca0 Remove requirement for default_config.txt
• 061537a Fix timing calculation when cpu speed changed
• 626a527 Fix cache timing issue
• 60ffc0a Update Default@ to Auto@
• fdbf4a4 reorder menu
• bd690a2 Skip interlace exit test in separate sync mode
• 248e530 Update profiles
• f17c86d Update swap aspect option
• 7eef881 Fix 16bpp detection bug
• 6e4c2da Add option to disable resolution status message on power up
• 8fa1d7e Update profiles
• 6a0fd16 Update profiles
• cb16f97 Add support for basic scanlines without requiring double height/double writes
• 7cdd628 Update profiles
• 3b4eb56 Add HDMI mode setting
• 6b3767b Fix field duration calculation error
• e9956bc Update profiles
• 7edfcca Update profiles
• aae029b Rework NTSC artifact code
• 8b22f28 Update profiles
• 728bc78 Update profiles
• c122bfd Update profiles
• c319c67 Add NTSC artifact for tandy coco 1 & 2
• 0f8a08b Add DAC volt values
• fea1d2f Update profiles for new DAC disabled value
• 7015afe Denise Adapter without IC sockets for installation with soldered wires.
• 6bee333 Update profiles
• 42d0ce0 Fix issue with 8uS hsync pulses on BBC micro (Starquake)
• b4f8c69 Added Label contributed by Richard Hallas
• 57a460f Update crop border text
• f26b24a Hide multiplier range setting in simple mode
• fa66f58 Add interlaced setting to commodore 128
• 7188fba Fix final error display + minor logging issue
• a0178a8 Update profiles
• fc0c420 Update profiles
• d47ba8d Fix issue with odd/even sampling & support latest BBC cpld
• eb07707 Update profiles
• 8d1dbda Update cpld files
• dd2c44f update vhdl_bbc
• 3d04dbb Update vhdl_RGB_6bit
• c2cea0c Update BBC vhdl to v7.9 & v6.8
• fd8cfb8 Fix issue with incorrect clipping of offsets when multiplier changed
• 509e86b Update profiles
• 3b6d184 Add support for auto ranging multiplier in mode 7
• 4ff9bbb Add multiple NTSC profiles
• 4c0ff5a Update profiles
• 6239bd4 Change auto scaling to interpolated with BBC & 1280x1024 screen
• 16f18fe Update profiles with multiplier range value
• ba9caee Update profiles
• d8739ea Update 6847 profiles
• f4f6aef Update profiles
• 6ebc151 Added PDF schematics for 12-bit interface and 12-bit extended
• ac82c1b Add issue 4 manufacturing files
• 03aa70a Fix issue with clock tolerance compensation code
• 9fa4046 Fix main menu single button issue
• a9d7f48 Update profiles
• 0de75da Move Update CPLD to main menu
• 77d04d6 Allow +-1 line when autoswitch matching frame length
• 7a4babf Update profiles
• 6c07ad3 Improve 6847 palette discrimination
• 5a8645b Update profiles
• e6142c5 Update profile
• 100a111 Fix calibration logging
• 59301e3 Add Issue 5 analog board driver to YUV mode
• d1c743c Update Tandy CoCo profiles
• 511f68c Update profiles
• 6642f99 Hide 9 & 12 bit samples in analog mode
• 5c53cd0 Restrict some multiplier options
• a5b95f4 Update cpld folder
• 9beb3d1 RGB CPLD V9.2
• cf6dca0 Simplify handling of 6x2 mode
• 4b4d48e Fix some issues with CPLD version detection
• b6d23c3 update cpld firmware folder
• c130791 update tandy coco profile
• 2708934 Update PC buffer to V2
• 231ce2c Update 12 bit extender to V2
• 5b902fd Update cpld_firmware folder
• 1eb2c61 Update vhdl 12_bit
• 959edc9 update vhdl_RGB_6bit
• f8e43b1 Update vhdl_bbc
• 942aac9 Update vhdl
• 502e4a0 Update profiles
• 5686e93 Move range setting to all_offsets
• 4e2afbc Fix osd issue with interlaced video
• eef8131 Limit multiplier maximum where appropriate
• 6402d83 Fix screencap with interlaced sources
• fb786ae Add alignment to capture loops
• 90541b2 Add support for BBC CPLD 7.8 & RGB CPLD 9.2 + new analog board with BU2506 DAC
• 6503a7d Reduce continuous calibration average from 250 to 125 frames
• 4b183de Update Atari ST profile
• 8841a5e Update profiles
• 1933221 Add missing \r in error message
• 2115771 Comment out debug messages in genlock loop - caused frame drops & reinitialisation when in debug build
• 4feb753 Improvements to 50Hz test menu and scaling/resolution settings
• 5c059d1 Update resolutions
• b88f8ba Update profiles
• 5c25469 Limit 50hz support on pre 2010 monitors except HP
• b9a424e Fix scaling reboot bug
• 5dff3d2 Change acceptable vsync window from fixed 10uS to vsync_comparison_lo & vsync_comparison_hi
• a541c1e Add extra capinfo logging
• c3ae2ae Add further info to test 50Hz menu
• f4ef279 Add confirmation keypress to 50Hz test
• edfcd2f Add 50Hz monitor test option
• 87c3039 Fix hang when displaying Calibration Summary in 12BPP mode
• 35ae5bf Update default profile names
• 1117886 Rename some profiles
• eaf25be Fix some problems with continuous calibration
• 29593c0 Improvements to continuous calibration
• 0bdb632 Rework continuous calibration to use absolute rather than relative updates which caused problems due to rounding errors
• fe00be4 Fix calculation of vsync period with interlaced sources
• 8d5350a Update Electron profiles including mux setting on 3 bit board
• e1abf0c Update profiles
• 9ab7aa3 Improve 24Mhz mode 7 auto calibration
• 2e409cf Workaround calibration issue with very overclocked CPLD
• fd41069 Update profiles
• 78ed440 Fix some issues with mode 7 calibration on V9 CPLD and with x6 multiplier & update some text
• 878655d Disable clamp signal in TTL 1 bit mode
• 796a4e6 Support RGB CPLD V9.1
• f629b1d update CPLD folder with RGB CPLD V9.1
• 66b83bb Update 12bit RGB CPLD to V9.1 with input multiplex signal
• c12e0c6 Update profiles
• aacb1d8 Fix half pixel bit setting with V9 cpld
• 19c70ae Update simple mode menus
• 851d7c6 Fix 3 bit firmware folder issue
• ccce462 Fix status line in recovery menu
• cac2f2f Fix problem with 16bpp frame buffer in CPLD recovery mode
• de298fe Rename some menu options in sampling menus
• 3c2adfc rename some profiles
• 85e2d68 rename CPLD files
• 800f2d0 Enforce CPLD update after software update
• 36ee5a7 Update CPLD firmware
• 1dd212c Update profiles
• 50f31ff Update V7 release file
• 8812b92 Update RGB V7 VHDL to fix mux bug
• b01a545 Old V8 version of RGB CPLD with BBC support (may be deprecated)
• d79c19f Update 12 bit RGB CPLD to V9.0 with support for 3 and 4 dividers, one bit per pixel and extra delay bit (All for high pixel clock rates) - BBC mode 7 support removed.
• 956af48 Add support for clock divide by 3 and 4 and 1 bit per pixel with additional delay bit (for high pixel clock rates)
• 36e868a Limit CPLD clock to 200Mhz and lowest auto display frequency to 48Hz
• d485484 Use interlaced setting in autoswitch detect
• 4217ba4 Update profiles
• 762a78f Don't update DACs when switching to Vsync
• 4b2d26e Fix "all offsets" issues
• f8ba689 Save EDID at same time as log
• 6c3a23b Update labyrinth workaround for 12 Mhz divider set to 6
• 2d6b22b Update profiles
• 605aa1a Update CPLD folder
• f79b329 V7.6 xsvf file
• 300fd29 Update 24Mhz CPLD to V7.6
• 25b701c Support 24 Mhz CPLD V7.6
• c2de3bd Ensure CPLD config updated
• e6ea2a9 Add memory log with save option
• 88999f6 Remove framedrop leeway
• cc98503 Fix trailing edge timestamp issue
• e686623 Fix timing issue with EGA vsync detection
• 4e00fb5 Fix CPLD recovery mode key scan
• 045b4de Add resolution & frequency message at startup
• 2a402ab Update EDID and auto 50Hz support
• cde427a Update config.txt
• 572cddf Update default profiles
• 4ec0e95 Update resolutions
• f23b0b1 Read EDID info to determine 50Hz support
• ef4e850 Update profiles
• 5978548 Update pi frame rate message
• 7467414 Change SW1 power on resolution recovery in simple mode
• d1b83db Update profiles
• 8dc0665 Fix vsync polarity change detection
• 9a6434d Fix sync polarity detection with sync on Y/G
• 8bae7f2 Tweak auto refresh setting
• 84d8120 Update Amiga profiles
• 5f5d98a Add auto resolution and refresh rate
• ff83b84 Amiga adapter with support for SuperDenise
• c89cf1a Fix auto profile switching with composite sync
• 68f4e98 Fix Amiga interlaced video off by 1 line
• 70249a3 Update profiles
• 4069e4b Force AC coupling with Issue 1 & 2 analog boards
• b3bc2ff Add separate 24Mhz profile folder support
• 413c451 Update profiles
• d033782 Fix inverted clock edge detection in simple mode
• 5bfbe2e Restore analog board selection except for issue 4
• 430d09a Fix screencap crash bug
• 592e753 Add Amiga super denise profile
• f27f475 Update Atari 800XL profile
• 636d6bb Rename Overscan to Crop Border and V adjust to Swap Aspect
• cf66efb Update profiles
• 4765270 Update Vertical adjust to stretch 625 and squash 525 line sources
• f494ce6 Update profiles
• 398ce63 Move single button mode detection to default.txt
• b2ccc2a Allow overscan setting to work in integer scaling mode (actually crops)
• 441c908 Fix Atari GTIA offset calculation
• 531f635 Hide Issue 1 & 2 analog board support
• 5b6104e Add pixel delay option to 12 bit simple mode
• d45f485 Improve reliability of simple mode detection
• 08c35cf Update ST profile
• 0912180 Simplify 9 and 12 bit capture
• 9700c58 Fix capture scaling issue
• ab9fe00 Add scanline inhibit message and fix double width screencap issue
• 3e5aaf1 Add TEA1002 palette and Aquarius profile
• 33c1cf7 Fix some screencap bugs
• 553acd3 Add missing NTSC source file
• e77fc69 Update firmware folder
• 7b12364 Add 12 bit extender board
• e484ec8 Add 12 bit pcb design
• f5c4d0b Update profiles
• 4f39c88 Limit vsync retry counter
• fd20f4d Fix hsync timing calculation
• 9a5af50 don't retry vsync measurement if no sync
• c97894b Add 9 bits per pixel capture modes
• 653756b Update profiles
• ff7ebfb Handle malformed vsync pulses (Apple II)
• d35562f Add delay after fieldsync when measuring field time
• 70c7fb4 Add vertical stretch to display 625 sources with 525 aspect ratio
• 4e928fc Add vertical stretch option & tweak one button mode
• 125245e update profiles
• ca73d75 Add screencap option to single button mode
• 8ee368f Add Atari 800 GTIA support
• 5bf568a Add resolution files for 1680x1050
• 487e5e2 Support new 9bpp and 12bpp CPLD bit order in v8.5
• 741f7f4 Update RGB CPLD to v8.5 with reordered 6x2 and 12BPP RGB bits plus 9BPP mode.
• b15fd4b Rename vhdl_RGB_8bit to vhdl_RGB_12bit
• e997a48 Update 6 bit CPLD to v7.5
• 7611305 Update profiles
• 3174fb9 Only filter equalising pulses in interlaced vsync mode
• 04b0397 Fix high pixel rate HDMI outputs like 2560x1440
• 119559b Update profiles
• 9821322 Update resolutions
• 702aa76 Update default genlock line from 35 to 45 in profiles
• c45372e Update equivalence for 16BPP
• ff36dda Update 24Mhz Mode 7 profiles
• 35425a2 Update cpld folder
• bdc1f5d Add 12 bit cpld references
• 3b59439 Update cpld firmware
• 853d955 Update profiles
• e7b3289 Add divider workaround for v7.5 cpld
• ebaed42 Fix interpolated scaling issue with 720x576 mode
• 29682a5 Add overclocking options
• 66bdc59 Update profiles
• 8c0c395 Move timestamp to leading edge
• 98afb6d Fix single edge detection bug
• f594a75 Add one button mode file
• 24f0137 Move timestamp detection to active edge
• b35881d Add button reverse option for single button mode
• 018c219 Add multiple sync edge options in simple mode
• 7578a3a User GPIO 16 for the button. Create gerber files.
• 179e91a Add single button menu operation option
• 78509d7 Add switch connector and slightly re-arrange xor gates
• 6df506f Improve leading edge sync timing in fast mode
• dc1f5e5 Fix RPI3 build issue
• 20ccba2 Update Amiga profiles
• cc3ec07 Remove temporary divider test code
• 6c6d63f Update simple profiles
• 9d11af6 Update c64 profile
• 53a55a3 Fix font selection bug
• a908c2d Update YUV CPLD to V9.0
• 2e8b811 Update RGB CPLD to V8,4 with 12 BPP support
• afba3f1 Set pullups / pulldowns for key switches and auto detect pins
• 34db533 Only allow interlace detection when video type is interlaced or bbc mode7 detection enabled
• de9b6b4 Update firmware
• d30db84 Update profiles
• c5f99e9 Fix simple board detection, sync detection and yuv offset bugs
• 60f1cef Add sync edge option for simple mode and improve profile interchangeability
• ec04f8c Add support for Amiga interlaced sync and equalising pulses
• bc4c75b remove SKIP_PSYNC_NO_H_SCROLL macro
• 449fb5c Move mux from GPIO to register bit
• c822ed1 Optimise timing of capture loops by moving stack instruction
• a19f39a Change design name from amiga to simple to support other simple designs
• d02db07 Whitespace
• 3743177 Initial support for c0pperdragon's Amiga board
• 3c45188 Adapter board to attach the RPi to the Amiga's Denise chip.
• a6764f1 Add 16BPP screen capture
• 03709bb Disable scanlines in interlaced mode
• 78a80e0 Add scaling sanity check
• 33c0a79 Add interlaced video support and improve 12 bit capture / 16BPP frame buffer
• 588dd6b Update profiles
• fa99402 Improve 12x20 / 8x8 font selection
• 5ce8390 Further updates to 16BPP support
• 9438535 Rework osd responsiveness changes
• 5e90781 Add fast 12bpp capture loop
• d7a22fb Fix some bugs with 12 BPP capture
• b10609f Improve osd responsiveness by eliminating duplicate screen update
• 8e31c5f Update profiles
• 15b43ee Add 12BPP capture & 16BPP frame buffer support
• de2e4e7 Rework overscan setting into zoom option 0%-100% in 10% steps (interpolation only) Also rename scaling settings
• fbd08f3 Add palette menu with brt/cont/sat/tint/gamma adjustment for all palettes
• e5f4843 Update Commodore 64 palette based on colodore algorithm
• 2f51728 Update profiles
• 839ad34 Update cpld firmware folder
• bbedbf2 YUV_6bit renamed to YUV_8bit
• 3f9656f Add missing YUV jedec
• cfe496d Update YUV CPLD to 8.3 - Allow separate 4 level mode on Y and UV
• 4b51331 Update 8 bit RGB CPLD to V8.1 - Add 8 bit capture mode
• f39e17e Add 8 bit and 4 level RGB/YUV support
• 141168b Remove recalibration on lock fail (not required as continuous recalibration)
• 3d879ef Clip vertical comparison window
• 2bab60f Add vsync measurement retry logging
• 55ef77a Update RGB CPLD to v8.0
• 0376972 Update profiles
• d0ed136 Fix issue with h scaling on widescreens
• e814dcd remove interlace detection from measure_vsync() (was not used) and add retry counter for reliable measurement
• 6163cdd Fix ntsc status update and instruction re-ordering
• 828d6df Improve NTSC artifact auto switching
• 250a91f Change Mux names
• 91564b9 Add Commodore 64 support and tweak vertical sync jitter correction
• 6b2f6f8 Fix scaling issue when h or v offsets went negative
• 7f575bf Add flywheel vertical sync to eliminate vertical jitter caused by thermal drift of vsyncs generated by RC monostables
• fe2090f Fix display of final calibration value in YUV mode
• 729011b Inhibit palette dimming when adjusting NTSC values
• 05ad8fd Improve NTSC artifact decoding
• e069b76 Fix NTSC artifact disable bug
• 78aa614 Add colour burst detection to auto switch NTSC artifact on/off
• d98679d Update profiles
• 409e3bb Update firmware folder
• 35258cd Add auto scaling option
• 0124875 Change PAL switch to behave differently in 3 and 4 level modes
• b1b437b Update DAC names and palettes
• 44b82f0 Add support for M62364 DAC on new analog board
• 465c6be Add 4 level RGB/YUV analog interface support
• 44b1116 Update profiles
• 521b7e3 Rename CPLD folders
• c4e78ef Rename profiles folders
• c49f1d8 Update profiles
• 869a812 Starting point for 8 bit RGB.
• 26a7e9d Change L,B,A to Y,U,V respectively to clarify the signal sources
• e04279b Update YUV CPLD: Remove UV Filter, add clamp disable, Sync source switch and 4 level YUV support
• b7e3b1c RGB CPLD release files v7.4
• 168c617 Update RGB CPLD to inhibit clamp pulse in DC mode
• 4193606 Adjust unused DAC values to support MAX9142/4
• 8062a2a Update profiles
• 9481796 Refactor scaling setting to allow for future auto option
• 2d73e8b Hide files beginning with '.' (Mac resource forks)
• 3b577b7 Inhibit mode7 for CPLD recovery menu
• fcbd9c3 Fix Configuration restored message
• ba53fcd Add CPLD erase function by deleting file (no button presses required)
• c0de649 Always dim menu background in mode 7
• b45aec7 Update Profiles for NTSC Artifacting
• c3d73fa Additional NTSC scanline fix
• e76525c Fix scanlines when NTSC artifacting
• 894b8b6 Add NTSC Artifact colours
• 057965b Add continuous PLL and vsync timing update
• 2a52dd3 kicad: Added PDF schematic of V3 analog board
• ddb47df kicad: Added PDF schematic of 6-bit board
• b280400 kicad: Added PDF schematic of 3-bit board