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@ -6,23 +6,23 @@ |
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*** *** |
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*********************************************************************** |
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This directory ("Binary") is part of the RomWBW System Software |
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distribution archive. Refer to the ReadMe.txt file in this |
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directory for more information on the overall contents of the |
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This directory ("Binary") is part of the RomWBW System Software |
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distribution archive. Refer to the ReadMe.txt file in this |
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directory for more information on the overall contents of the |
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directory. |
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When distributed, RomWBW contains a set of pre-built ROM images that |
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are ready to program onto the EEPROM of any of the Z80/Z180 based |
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RetroBrew Computers CPU boards. Additionally, any custom built ROM |
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When distributed, RomWBW contains a set of pre-built ROM images that |
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are ready to program onto the EEPROM of any of the Z80/Z180 based |
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RetroBrew Computers CPU boards. Additionally, any custom built ROM |
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images will be placed in this directory. |
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All of the pre-built ROM images are 512KB. This size is compatible |
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with all of the Z80/Z180 systems. Some systems can accept different |
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size ROM images. Creating alternative sizes requires a custom ROM |
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All of the pre-built ROM images are 512KB. This size is compatible |
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with all of the Z80/Z180 systems. Some systems can accept different |
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size ROM images. Creating alternative sizes requires a custom ROM |
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build (see ReadMe.txt in the Source directory). |
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It is critical that the right ROM Imgae be selected for the target |
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platform being used. The table below indicates the correct ROM |
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It is critical that the right ROM Imgae be selected for the target |
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platform being used. The table below indicates the correct ROM |
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image to use for each platform: |
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SBC V1/V2 SBC_std.rom |
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@ -38,23 +38,23 @@ image to use for each platform: |
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Easy Z80 EZZ180_std.rom |
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Dyno DYNO_std.rom |
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You will find there is one additional ROM image called |
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"UNA_std.rom". This ROM image is an UNA-based RomWBW ROM image. As |
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such, this ROM image can be used on any Z80/Z180 platform supported |
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by John Coffman's UNA BIOS. Refer to RetroBrew Computers Wiki for |
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You will find there is one additional ROM image called |
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"UNA_std.rom". This ROM image is an UNA-based RomWBW ROM image. As |
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such, this ROM image can be used on any Z80/Z180 platform supported |
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by John Coffman's UNA BIOS. Refer to RetroBrew Computers Wiki for |
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more information on UNA hardware support. |
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For each of the ROM Images (".rom"), there are corresponding files |
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with the extensions of ".com" and ".img". The .com variant can be |
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copied to a functional RomWBW-based system and executed like a |
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normal application under CP/M or Z-System. This will load the new |
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ROM on-the-fly. It is an excellent way to test a ROM Image before |
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actually burning it. Similarly, the .img files can be loaded using |
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For each of the ROM Images (".rom"), there are corresponding files |
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with the extensions of ".com" and ".img". The .com variant can be |
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copied to a functional RomWBW-based system and executed like a |
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normal application under CP/M or Z-System. This will load the new |
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ROM on-the-fly. It is an excellent way to test a ROM Image before |
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actually burning it. Similarly, the .img files can be loaded using |
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the UNA FAT loader for testing. |
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WARNING: In a few cases the .com file is too big to load. If you get |
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a message like "Full" or "BAD LOAD" when trying to load one of the |
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.com files, it is too big. In these cases, you will not be able to |
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WARNING: In a few cases the .com file is too big to load. If you get |
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a message like "Full" or "BAD LOAD" when trying to load one of the |
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.com files, it is too big. In these cases, you will not be able to |
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test the ROM prior to programming it. |
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All of the standard ROM Images are configured for: |
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@ -65,25 +65,25 @@ All of the standard ROM Images are configured for: |
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* RC2014 and Stephen Cousins' kits run at 115,200Kbps baud |
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All hard disk type devices (IDE, PPIDE, CF Card, SD Card) will be |
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automatically assigned two drive letters per device. The drive |
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letters will refer to the first 2 slices of the device. The ASSIGN |
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command can be used to display and reassign drives to disk devices |
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All hard disk type devices (IDE, PPIDE, CF Card, SD Card) will be |
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automatically assigned two drive letters per device. The drive |
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letters will refer to the first 2 slices of the device. The ASSIGN |
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command can be used to display and reassign drives to disk devices |
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and slices as desired. |
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Standard ROM Image Notes |
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------------------------ |
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The standard ROM images will detect and install support for certain |
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devices and peripherals that are on-board or frequently used with |
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each platform as documented below. If the device or peripheral is |
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not detected at boot, the ROM will simply bypass support |
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The standard ROM images will detect and install support for certain |
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devices and peripherals that are on-board or frequently used with |
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each platform as documented below. If the device or peripheral is |
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not detected at boot, the ROM will simply bypass support |
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appropriately. |
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SBC (SBC_std.rom): |
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- CPU speed is detected at startup |
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- Console on onboard UART serial port at 38400 baud |
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- Includes support for PPIDE/CF Card(s) connected to on-board |
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- Includes support for PPIDE/CF Card(s) connected to on-board |
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parallel port. |
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- Includes support for CVDU and VGA3 boards. If detected at |
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startup, support for video and keyboard is installed |
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@ -98,7 +98,7 @@ SBC (SBC_std.rom): |
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- SBC V1 has a known race condition in the bank switching |
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circuit which is likely to cause system instability. SBC |
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V2 does not have this issue. |
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SBC (SBC_simh.rom): |
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- SBC variant customized to run under SimH |
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- Implments two emulated SimH hard disk images |
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@ -158,8 +158,8 @@ RCZ80 (RCZ80_std.rom): |
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- Console on whichever serial module is installed, |
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but will use the SIO/2 if both are installed. Baud |
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rate is determined by hardware, but normally 115200. |
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- Includes support for Compact Flash Module |
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- Support for PPIDE Module may be enabled in config |
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- Includes support for RC2014 Compact Flash Module |
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- Support for RC2014 PPIDE Module may be enabled in config |
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- Support for Scott Baker SIO board may be enabled in config |
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- Support for Scott Baker floppy controllers (SMC & WDC) may |
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be enabled in config |
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@ -169,8 +169,8 @@ RCZ80 w/ KIO (RCZ80_kio.rom): |
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- Requires 512K RAM/ROM module |
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- Requires KIO module |
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- Console on KIO primary serial port at 115200 baud |
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- Includes support for Compact Flash Module |
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- Includes support for PPIDE Module |
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- Includes support for RC2014 Compact Flash Module |
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- Includes support for RC2014 PPIDE Module |
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- Support for Scott Baker SIO board may be enabled in config |
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- Support for Scott Baker floppy controllers (SMC & WDC) may |
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be enabled in config |
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@ -178,8 +178,8 @@ RCZ80 w/ KIO (RCZ80_kio.rom): |
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RCZ180 (RCZ180_nat.rom & RCZ180_ext.rom): |
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- Assumes CPU oscillator of 18.432 MHz |
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- Console on Z180 onboard primary ASCI serial port at 115200 baud |
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- Includes support for Compact Flash Module |
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- Includes support for PPIDE Module |
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- Includes support for RC2014 Compact Flash Module |
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- Includes support for RC2014 PPIDE Module |
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- Support for alternative serial modules may be enabled in config |
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- Support for Scott Baker floppy controllers (SMC & WDC) may |
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be enabled in config |
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@ -194,8 +194,8 @@ RCZ180 (RCZ180_nat.rom & RCZ180_ext.rom): |
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SCZ180 (SCZ180_126.rom, SCZ180_130.rom, SCZ180_131.rom): |
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- Assumes CPU oscillator of 18.432 MHz |
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- Console on Z180 onboard primary ASCI serial port at 115200 baud |
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- Includes support for Compact Flash Module |
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- Includes support for PPIDE Module |
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- Includes support for RC2014 Compact Flash Module |
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- Includes support for RC2014 PPIDE Module |
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- Support for alternative serial modules may be enabled in config |
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- Support for Scott Baker floppy controllers (SMC & WDC) may |
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be enabled in config |
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@ -208,7 +208,7 @@ EZZ80 (EZZ80_std.rom): |
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- Console on primary SIO serial port at 115200 baud |
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- Includes support for on-board SIO |
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- Includes support for RC2014 Compact Flash Module |
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- Includes support for rc2014 PPIDE Module |
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- Includes support for RC2014 PPIDE Module |
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DYNO (DYNO_std.rom): |
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- Assumes CPU oscillator of 18.432 MHz |
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Wayne Warthen
6 years ago
GitHub