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@@ -85,10 +85,13 @@ For RP2040-based boards, the USB programming uses `.uf2` format file that can be
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- Firmware update takes about 1 second, during which the LED will flash rapidly.
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- When successful, the bootloader removes the update file and continues to main firmware.
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-For ZuluSCSI V1.1:
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+For ZuluSCSI V1.1 and V1.2:
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- Alternatively, ZuluSCSI V1.x can be programmed using USB connection in DFU mode by setting DIP switch 4.
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+- For later-revision ZuluSCSI RP2040 boards, there is a "BOOTLDR" momentary-contact switch, which can be held down at initial power-on, to enable .uf2 firmware to be loaded.
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+- For ZuluSCSI V1.2 boards, there is a "BOOTLDR" momentary-contact switch, which can be held down at initial power-on, to enable DFU mode, needed for firmware recovery mode.
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- The necessary programmer utility for Windows can be downloaded from [GD32 website](http://www.gd32mcu.com/en/download?kw=dfu&lan=en). On Linux and MacOS, the standard 'dfu-util' can be used. It can be installed via your package manager under Linux. On MacOS, it is available through MacPorts and Brew as a package.
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+- For ZuluSCSI V1.x boards, firmware can be flashed with the following command:
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- `dfu-util --alt 0 --dfuse-address 0x08000000 --download ZuluSCSIv1_1_XXXXXX.bin`
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@@ -101,6 +104,13 @@ For ZuluSCSI V1.1, the DIP switch settings are as follows:
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- BOOT: Enable built-in USB bootloader, this DIP switch MUST remain off during normal operation.
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- SW1: Enables/disables Macintosh/Apple specific mode-pages and device strings, which eases disk initialization when performing fresh installs on legacy Macintosh computers.
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+For ZuluSCSI V1.2, the DIP switch settings at SW301 are as follows:
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+
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+- TERM: Enable SCSI termination
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+- DEBUG: Enable verbose debug logging via USB serial console
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+- DIRECT/RAW: when in the factory-default OFF position
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+- QUIRKS: Enables/disables Macintosh/Apple specific mode-pages and device strings, which eases disk initialization when performing fresh installs on legacy Macintosh computers.
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+
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ZuluSCSI Mini has no DIP switches, so all optional configuration parameters must be defined in zuluscsi.ini
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ZuluSCSI RP2040 Full Size DIP switch settings are:
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Alex Perez