Provided by: cgminer_4.9.2-1ubuntu1_amd64 bug


       cgminer - multi-threaded multi-pool GPU, FPGA and CPU bitcoin miner.


       cgminer [-DlmpPqUTouOchnV]


       multi-threaded  multi-pool  GPU,  FPGA  and  CPU bitcoin miner.  Built with avalon avalon2
       avalon4 bflsc bitfury cointerra drillbit hashfast icarus klondike mining support.


   Options for both config file and command line:
       --anu-freq <arg>
              Set AntminerU1/2 frequency in MHz, range 125-500 (default: 250.0)

       --api-allow <arg>
              Allow API access only to the given list of [G:]IP[/Prefix] addresses[/subnets]

       --api-description <arg>
              Description placed in the API status header, default: cgminer version

       --api-groups <arg>
              API one letter groups G:cmd:cmd[,P:cmd:*...] defining the cmds a groups can use

              Enable API, default: disabled

              Enable API Multicast listener, default: disabled

       --api-mcast-addr <arg>
              API Multicast listen address

       --api-mcast-code <arg>
              Code expected in the API Multicast message, don't use '-'

       --api-mcast-des <arg>
              Description appended to the API Multicast reply, default: ''

       --api-mcast-port <arg>
              API Multicast listen port (default: 4028)

              Allow API (if enabled) to listen on/for any address, default: only

       --api-port <arg>
              Port number of miner API (default: 4028)

       --api-host <arg>
              Specify API listen address, default:

       --au3-freq <arg>
              Set AntminerU3 frequency in MHz, range 100-250 (default: 225.0)

       --au3-volt <arg>
              Set AntminerU3 voltage in mv, range 725-850, 0 to not set (default: 775)

              Adjust avalon overclock frequency dynamically for best hashrate

       --avalon-cutoff <arg>
              Set avalon overheat cut off temperature (default: 60)

              Set fanspeed percentage for avalon, single value or range (default: 20-100)

              Set frequency range for avalon-auto, single value or range

       --avalon-options <arg>
              Set avalon options baud:miners:asic:timeout:freq:tech

       --avalon-temp <arg>
              Set avalon target temperature (default: 50)

              Set frequency range for Avalon2, single value or range, step: 25

              Set Avalon2 core voltage, in millivolts, step: 125

              Set Avalon2 target fan speed

       --avalon2-cutoff <arg>
              Set Avalon2 overheat cut off temperature (default: 98)

              Set Avalon2 fan to fixed speed

       --avalon2-polling-delay <arg>
              Set Avalon2 polling delay value (ms) (default: 20)

              Automatic adjust voltage base on module DH

              Set Avalon4 core voltage, in millivolts, step: 125

              Set frequency for Avalon4, 1 to 3 values, example: 445:385:370

              Set Avalon4 target fan speed range

       --avalon4-temp <arg>
              Set Avalon4 target temperature (default: 42)

       --avalon4-cutoff <arg>
              Set Avalon4 overheat cut off temperature (default: 65)

       --avalon4-polling-delay <arg>
              Set Avalon4 polling delay value (ms) (default: 20)

       --avalon4-ntime-offset <arg>
              Set Avalon4 MM ntime rolling max offset (default: 4)

       --avalon4-aucspeed <arg>
              Set Avalon4 AUC IIC bus speed (default: 400000)

       --avalon4-aucxdelay <arg>
              Set Avalon4 AUC IIC xfer read delay, 4800 ~= 1ms (default: 19200)

              Change multipool strategy from failover to even share balance

       --benchfile <arg>
              Run cgminer in benchmark mode using a work file - produces no shares

              Display each benchfile nonce found

              Run cgminer in benchmark mode - produces no shares

       --bflsc-overheat <arg>
              Set overheat temperature where BFLSC devices throttle, 0 to disable (default: 85)

       --bitburner-voltage <arg>
              Set BitBurner (Avalon) core voltage, in millivolts

       --bitburner-fury-voltage <arg>
              Set BitBurner Fury core voltage, in millivolts

       --bitburner-fury-options <arg>
              Override avalon-options for BitBurner Fury boards baud:miners:asic:timeout:freq

       --bxf-bits <arg>
              Set max BXF/HXF bits for overclocking (default: 54)

       --bxf-debug <arg>
              BXF: Debug all USB I/O, > is to the board(s), < is from the board(s) (default: 0)

       --bxf-temp-target <arg>
              Set target temperature for BXF/HXF devices (default: 82)

       --bxm-bits <arg>
              Set BXM bits for overclocking (default: 54)

       --btc-address <arg>
              Set bitcoin target address when solo mining to bitcoind (mandatory)

       --btc-sig <arg>
              Set signature to add to coinbase when solo mining (optional)

              Use compact display without per device statistics

       --cta-load <arg>
              Set load for CTA devices, 0-255 range (default: 0)

       --ps-load <arg>
              Set power supply load for CTA devices, 0-100 range (default: 0)

              Enable debug output

              Automatically disable pools that continually reject shares

       --drillbit-options <arg>
              Set drillbit options <int|ext>:clock[:clock_divider][:voltage]

       --drillbit-auto <arg>
              Enable drillbit automatic tuning <every>:[<gooderr>:<baderr>:<maxerr>]

              Do not redirect to stratum protocol from GBT

       --hfa-hash-clock <arg>
              Set hashfast clock speed (default: 550)

       --hfa-fail-drop <arg>
              Set how many MHz to drop clockspeed each failure on an overlocked  hashfast  device
              (default: 10)

              Set fanspeed percentage for hashfast, single value or range (default: 10-85)

       --hfa-name <arg>
              Set  a  unique  name for a single hashfast device specified with --usb or the first
              device found

              Disable hashfast dynamic core disabling feature

       --hfa-options <arg>
              Set hashfast options name:clock (comma separated)

       --hfa-temp-overheat <arg>
              Set the hashfast overheat throttling temperature (default: 95)

       --hfa-temp-target <arg>
              Set the hashfast target temperature (0 to disable) (default: 88)

              Set the hashratio clock frequency

       --hotplug <arg>
              Seconds between hotplug checks (0 means never check)

       --klondike-options <arg>
              Set klondike options clock:temptarget

              Change multipool strategy from failover to quota based balance

       --log|-l <arg>
              Interval in seconds between log output (default: 5)

              Minimise caching of shares for low memory applications

       --monitor|-m <arg>
              Use custom pipe cmd for output messages

       --nfu-bits <arg>
              Set nanofury bits for overclocking, range 32-63 (default: 50)

              Impose small delays in networking to not overload slow routers

              Don't submit shares if they are detected as stale

       --osm-led-mode <arg>
              Set LED mode for OneStringMiner devices (default: 4)

       --pass|-p <arg>
              Password for bitcoin JSON-RPC server

              Force verbose mode and output per-device statistics

              Verbose dump of protocol-level activities

              Disable logging output, display status and errors

       --quota|-U <arg>
              quota;URL combination for server with load-balance strategy quotas

              Disable all output

       --rock-freq <arg>
              Set RockMiner frequency in MHz, range 125-500 (default: 270.0)

       --rotate <arg>
              Change multipool strategy from failover to regularly rotate at N minutes

              Change multipool strategy from failover to round robin on failure

              Set a time of day in HH:MM to start mining (a once off without a stop time)

              Set a time of day in HH:MM to stop mining (will quit without a start time)

              Append share log to file

       --shares <arg>
              Quit after mining N shares (default: unlimited)

       --socks-proxy <arg>
              Set socks4 proxy (host:port)

       --suggest-diff <arg>
              Suggest miner difficulty for pool to user (default: none)

              Use system log for output messages (default: standard error)

              Temperature where a device will be  automatically  disabled,  one  value  or  comma
              separated list (default: 0)

              Disable ncurses formatted screen output

       --url|-o <arg>
              URL for bitcoin JSON-RPC server

       --usb <arg>
              USB device selection

       --user|-u <arg>
              Username for bitcoin JSON-RPC server

       --userpass|-O <arg>
              Username:Password pair for bitcoin JSON-RPC server

              Log verbose output to stderr as well as status output

              Use extra wide display without toggling

              Display extra work time debug information

   Options for command line only:
       --config|-c <arg>
              Load   a   JSON-format   configuration   file   See  example.conf  for  an  example

       --default-config <arg>
              Specify the filename of the default config file  Loaded  at  start  and  used  when
              saving without a name.

              Print this message

              Display all USB devices and exit

              Display version and exit