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BFL USB - README and FPGA-README
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25
FPGA-README
25
FPGA-README
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This README contains extended details about FPGA mining with cgminer
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This README contains extended details about FPGA mining with cgminer
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ModMinerQuad (MMQ)
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For ModMinerQuad (MMQ) and BitForce (BFL)
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------------------
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-----------------------------------------
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The mining bitstream does not survive a power cycle, so cgminer will upload
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it, if it needs to, before it starts mining (approx 7min 40sec)
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The red LED also flashes while it is uploading the bitstream
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-
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When mining on windows, the driver being used will determine if mining will work.
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When mining on windows, the driver being used will determine if mining will work.
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@ -39,7 +32,17 @@ problems:
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--usb-dump 0
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--usb-dump 0
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It will only help if you have a working MMQ device attached to the computer
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It will only help if you have a working MMQ or BFL device attached to the
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computer
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ModMinerQuad (MMQ)
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------------------
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The mining bitstream does not survive a power cycle, so cgminer will upload
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it, if it needs to, before it starts mining (approx 7min 40sec)
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The red LED also flashes while it is uploading the bitstream
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-
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-
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@ -130,7 +133,7 @@ modem-manager software
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TODO: check that all MMQ's have the same product ID
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TODO: check that all MMQ's have the same product ID
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Bitforce (BFL)
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BitForce (BFL)
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--------------
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--------------
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--bfl-range Use nonce range on bitforce devices if supported
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--bfl-range Use nonce range on bitforce devices if supported
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18
README
18
README
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See SCRYPT-README for more information regarding litecoin mining.
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See SCRYPT-README for more information regarding litecoin mining.
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FPGA mining boards(BitForce, Icarus, ModMiner, Ztex) only options:
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FPGA mining boards (BitForce, Icarus, ModMiner, Ztex) only options:
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cgminer will automatically find your ModMiner or Ztex FPGAs
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cgminer will automatically find your ModMiner, BitForce or Ztex FPGAs
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independent of the --scan-serial options specified below
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--scan-serial|-S <arg> Serial port to probe for FPGA mining device
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--scan-serial|-S <arg> Serial port to probe for Icarus mining device
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This option is only for BitForce and/or Icarus FPGAs
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This option is only for Icarus bitstream FPGAs
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By default, cgminer will scan for autodetected FPGAs unless at least one
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By default, cgminer will scan for autodetected Icarus unless at least one
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-S is specified for that driver. If you specify -S and still want cgminer
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-S is specified for that driver. If you specify -S and still want cgminer
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to scan, you must also use "-S auto". If you want to prevent cgminer from
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to scan, you must also use "-S auto". If you want to prevent cgminer from
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scanning without specifying a device, you can use "-S noauto". Note that
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scanning without specifying a device, you can use "-S noauto". Note that
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@ -237,13 +238,14 @@ device depending on the version of udev being used.
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On linux <arg> is usually of the format /dev/ttyUSBn
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On linux <arg> is usually of the format /dev/ttyUSBn
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On windows <arg> is usually of the format \\.\COMn
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On windows <arg> is usually of the format \\.\COMn
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(where n = the correct device number for the FPGA device)
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(where n = the correct device number for the Icarus device)
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The official supplied binaries are compiled with support for all FPGAs.
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The official supplied binaries are compiled with support for all FPGAs.
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To force the code to only attempt detection with a specific driver,
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To force the code to only attempt detection with a specific driver,
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prepend the argument with the driver name followed by a colon.
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prepend the argument with the driver name followed by a colon.
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For example, "icarus:/dev/ttyUSB0" or "bitforce:\\.\COM5"
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For example, "icarus:/dev/ttyUSB0" or using the short name: "ica:/dev/ttyUSB0"
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or using the short name: "ica:/dev/ttyUSB0" or "bfl:\\.\COM5"
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This option not longer matters since Icarus is the only serial-USB
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device that uses it
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For other FPGA details see the FPGA-README
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For other FPGA details see the FPGA-README
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