Summary of Contents for Antminer U3
- Page 1 AntMiner U3 User Guide Last updated: 1/17/2015 Page 1 of 12 BITMAIN AntMiner-U3 User Guide Page 1 / 12...
- Page 2 AntMiner U3 User Guide Last updated: 1/17/2015 Page 2 of 12 Contents 1. The First Glance ......................3 2. Accessories and Connection ..................3 3. Install Driver ........................4 4. Core Voltage & Operating Frequency Adjustments ..........9 Page 2 / 12...
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Page 3: The First Glance
Page 3 of 12 1. The First Glance AntMiner U3 is the third generation of USB miner. The U3 utilizes 4 of BITMAIN’s latest generation BM 1382 chips in high quality, domed case. Setup consists of plugging in the USB and power cables and running Antminer CGMiner. -
Page 4: Install Driver
Otherwise, the cgminer wouldn’t find the miner even make it ZOMBIE. 3. Install Driver Cgminer for antminer-U3: https://www.bitmaintech.com/Support/Antminer USB/Cgminer/cgminer-run-windows-20150107.rar Open sourced code of Cgminer for antminer-U3: https://github.com/bitmaintech/cgminer CP2102 Driver: http://www.silabs.com/products/mcu/Pages/USBtoUARTBridgeVCPDrivers .aspx zadig: http://zadig.akeo.ie/... - Page 5 AntMiner U3 User Guide Last updated: 1/17/2015 Page 5 of 12 4> Select CP2102 USB to UART Bridge Controller, and then click “Replace Driver” a. Install CP210x_VCP driver. Page 5 / 12...
- Page 6 AntMiner U3 User Guide Last updated: 1/17/2015 Page 6 of 12 b. zadig WIN 7: a. Install CP210x_VCP driver. Page 6 / 12...
- Page 7 AntMiner U3 User Guide Last updated: 1/17/2015 Page 7 of 12 b. zadig Page 7 / 12...
- Page 8 AntMiner U3 User Guide Last updated: 1/17/2015 Page 8 of 12 Win 8: a. Install CP210x_VCP driver Page 8 / 12...
- Page 9 AntMiner U3 User Guide Last updated: 1/17/2015 Page 9 of 12 b. zadig 5> Run cgminer following the below: cgminer.exe --bmsc-options 115200:0.54 –o 50.31.149.57:3333 -u antminer -p 123 --bmsc-voltage 0830 --bmsc-freq 0982 --startdiff 6 some pools: p2p.antpool.com:25; solo.antpool.com:3333 Page 9 / 12...
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Page 10: Core Voltage & Operating Frequency Adjustments
1> Core Voltage can be changed by setting the figure “0800”. The voltage varieties from 0.725 to 0.85v, 0.75v by default, and min unit is 0.005v.Higher voltage supports higher Freq. As 0.75v,U3 can work not more than 225M. Please refer below chart: Insert Value Voltage（V）... - Page 11 AntMiner U3 User Guide Last updated: 1/17/2015 Page 11 of 12 0800 0.800 0805 0.805 0810 0.810 0815 0.815 0820 0.820 0825 0.825 0830 0.830 0835 0.835 0840 0.840 0845 0.845 0850 0.850 Chart 1 2> Operating frequency can be changed by setting the figure “0882”. Please refer below chart: Eg.
- Page 12 AntMiner U3 User Guide Last updated: 1/17/2015 Page 12 of 12 0982 250.00 0.54 Chart 2 Page 12 / 12...
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