第一步安装：执行.EXE文件，一直下一步，最后license选择没有USB什么的那个（具体记不清了）。
第二步破解：安装完成后在环境变量中将license路径指定到license文件即可（LM_LICENSE_FILE d:\lscc\diamond\3.7_x64\license\license.dat;），不用改什么虚拟网卡啊什么的。
用如下内容的license：
FEATURE BASIC_ALL lattice 7.0 01-jan-9999 uncounted 0EC5CE7AE0DE \
HOSTID=ANY
FEATURE LSC_STARTER lattice 7.0 01-jan-9999 uncounted 73224EA033EB \
HOSTID=ANY
FEATURE LSC_BASE lattice 7.0 01-jan-9999 uncounted 9CE97753891C \
HOSTID=ANY
FEATURE LSC_ANY_PAC lattice 7.0 01-jan-9999 uncounted DCF4E89B41D1 \
HOSTID=ANY
FEATURE LSC_PAC_STARTER lattice 7.0 01-jan-9999 uncounted \
93096E4F2DD0 HOSTID=ANY
FEATURE LSC_PAC_SYSTEM lattice 7.0 01-jan-9999 uncounted BF10B454B18D \
HOSTID=ANY
FEATURE LSC_DUMMY_FEATURE lattice 7.0 01-jan-9999 uncounted \
A0265D023D6F HOSTID=ANY
FEATURE 0100 lattice 7.0 01-jan-9999 uncounted 841224FE9639 \
HOSTID=ANY
FEATURE 0200 lattice 7.0 01-jan-9999 uncounted C47123FB9538 \
HOSTID=ANY
FEATURE 0300 lattice 7.0 01-jan-9999 uncounted 9EF02EFCB437 \
HOSTID=ANY
FEATURE 0400 lattice 7.0 01-jan-9999 uncounted C4372DF99B2E \
HOSTID=ANY
FEATURE LSC_ADVANCED lattice 8.0 01-jan-9999 uncounted 1C47C70A6ACA \
HOSTID=ANY
FEATURE LSC_ADVANCED_DSP lattice 10.0 01-jan-9999 uncounted \
CAA8BAA7C278 HOSTID=ANY
FEATURE LSC_ADVANCED_FLXMC lattice 10.0 01-jan-9999 uncounted \
6B082DACDAA5 HOSTID=ANY
FEATURE LSC_ADVANCED_LSCDR lattice 10.0 01-jan-9999 uncounted \
17865366C30E HOSTID=ANY
FEATURE LSC_ADVANCED_LTSSM lattice 10.0 01-jan-9999 uncounted \
8B6A3666E0EA HOSTID=ANY
FEATURE LSC_ADVANCED_MCTL lattice 10.0 01-jan-9999 uncounted \
7AF5C1DCD5B6 HOSTID=ANY
FEATURE LSC_ADVANCED_ORCA lattice 9.0 01-jan-9999 uncounted \
9EA3C938B4C7 HOSTID=ANY
FEATURE LSC_ADVANCED_ORLI10G lattice 9.0 01-jan-9999 uncounted \
0BB1D333EF42 HOSTID=ANY
FEATURE LSC_ADVANCED_ORSO42G5 lattice 9.0 01-jan-9999 uncounted \
AB9147E09AC1 HOSTID=ANY
FEATURE LSC_ADVANCED_ORSO82G5 lattice 9.0 01-jan-9999 uncounted \
B37D4BDCA6C5 HOSTID=ANY
FEATURE LSC_ADVANCED_ORSPI4 lattice 10.0 01-jan-9999 uncounted \
BC81D9589AFD HOSTID=ANY
FEATURE LSC_ADVANCED_ORT42G5 lattice 9.0 01-jan-9999 uncounted \
A8267218E893 HOSTID=ANY
FEATURE LSC_ADVANCED_ORT82G5 lattice 9.0 01-jan-9999 uncounted \
901A5E24E897 HOSTID=ANY
FEATURE LSC_ADVANCED_ORT8850 lattice 9.0 01-jan-9999 uncounted \
2645BEDC38F6 HOSTID=ANY
FEATURE LSC_ADVANCED_PCI lattice 10.0 01-jan-9999 uncounted \
28737B9BA88B HOSTID=ANY
FEATURE LSC_ADVANCED_PCI_MACO lattice 10.0 01-jan-9999 uncounted \
2C481E792E16 HOSTID=ANY
FEATURE LSC_ADVANCED_PLUS lattice 8.0 01-jan-9999 uncounted \
5D3951FEC095 HOSTID=ANY
FEATURE LSC_ADVANCED_SPI4 lattice 10.0 01-jan-9999 uncounted \
A3823192B587 HOSTID=ANY
FEATURE LSC_ADVANCED_SPI4_25LLM0 lattice 10.0 01-jan-9999 uncounted \
738E4582A946 HOSTID=ANY
FEATURE LSC_CLASSIC lattice 10.0 01-jan-9999 uncounted 275097B247D1 \
HOSTID=ANY
FEATURE LSC_DIAMOND_A lattice 10.0 01-jan-9999 uncounted 4AAED9D8068E \
HOSTID=ANY
FEATURE LSC_SYNPLIFY lattice 10.000 1-jan-9999 uncounted 8E52C4F86F30 \
HOSTID=ANY
FEATURE LSC_SYNPLIFYPRO1 lattice 10.000 1-jan-9999 uncounted \
411DD7556BA8 HOSTID=ANY
FEATURE LSC_WARRANTY lattice 10.000 1-dec-9999 uncounted F4620A8B6EA0 \
HOSTID=ANY
FEATURE LSC_CONTROL_INCFLOW lattice 10.000 1-dec-9999 uncounted \
31EC2B26739A HOSTID=ANY
FEATURE LSC_IP_fir_comp_e3_ipe lattice 10.000 31-dec-2025 uncounted \
3152599ADCC0 HOSTID=ANY
FEATURE LSC_IP_fir_comp_pm_ipe lattice 10.000 31-dec-2025 uncounted \
B7EFE0974E39 HOSTID=ANY
FEATURE LSC_IP_fir_comp_x2_ipe lattice 10.000 31-dec-2025 uncounted \
67F56168DBE8 HOSTID=ANY
FEATURE LSC_IP_tri_sdi_e3_ipe lattice 10.000 31-dec-2025 uncounted \
F8A64B04F058 HOSTID=ANY
FEATURE LSC_IP_nco_dds_x2_ipe lattice 10.000 31-dec-2025 uncounted \
C1AA8E1D7667 HOSTID=ANY
FEATURE LSC_IP_nco_dds_e3_ipe lattice 10.000 31-dec-2025 uncounted \
9B026E1CD069 HOSTID=ANY
FEATURE LSC_IP_nco_dds_pm_ipe lattice 10.000 31-dec-2025 uncounted \
A634E3068684 HOSTID=ANY
FEATURE LSC_IP_cic_filtr_x2_ipe lattice 10.000 31-dec-2025 uncounted \
5B57318F70B9 HOSTID=ANY
FEATURE LSC_IP_ts_mac_e3_ipe lattice 10.0 31-dec-2025 uncounted \
61EB65B1A0D2 HOSTID=ANY
FEATURE LSC_IP_ts_mac_pm_ipe lattice 10.0 31-dec-2025 uncounted \
D20AAE91B0E8 HOSTID=ANY
FEATURE LSC_IP_ts_mac_x2_ipe lattice 10.0 31-dec-2025 uncounted \
5B995171A8CD HOSTID=ANY
FEATURE LSC_IP_ddr2_p_pm_ipe lattice 10.0 31-dec-2025 uncounted \
B40D56D40196 HOSTID=ANY
FEATURE LSC_IP_ddr2_p_x2_ipe lattice 10.0 31-dec-2025 uncounted \
40B2EFD40975 HOSTID=ANY
FEATURE LSC_IP_ddr2_p_e3_ipe lattice 10.0 31-dec-2025 uncounted \
593E07CC1180 HOSTID=ANY
FEATURE LSC_IP_ddr_p_pm_ipe lattice 10.0 31-dec-2025 uncounted \
79B8888680FF HOSTID=ANY
FEATURE LSC_IP_ddr_p_x2_ipe lattice 10.0 31-dec-2025 uncounted \
891CE3B07807 HOSTID=ANY
FEATURE LSC_IP_ddr_p_e3_ipe lattice 10.0 31-dec-2025 uncounted \
D659459B93EC HOSTID=ANY
FEATURE LSC_IP_pci_t32_e3_ipe lattice 10.0 31-dec-2025 uncounted \
AB5CF3E89F26 HOSTID=ANY
FEATURE LSC_IP_pci_mt32_e3_ipe lattice 10.0 31-dec-2025 uncounted \
9C75314C842C HOSTID=ANY
FEATURE LSC_IP_pci_t64_e3_ipe lattice 10.0 31-dec-2025 uncounted \
21E7F1ED7D2E HOSTID=ANY
FEATURE LSC_IP_pci_mt64_e3_ipe lattice 10.0 31-dec-2025 uncounted \
F98938497F31 HOSTID=ANY
FEATURE LSC_IP_edge_det_x2_ipe lattice 10.0 31-dec-2025 uncounted \
2E22250B008C HOSTID=ANY
FEATURE LSC_IP_edge_det_e3_ipe lattice 10.0 31-dec-2025 uncounted \
C623531BFD9E HOSTID=ANY
FEATURE LSC_IP_csc_x2_ipe lattice 10.0 31-dec-2025 uncounted \
666536384764 HOSTID=ANY
FEATURE LSC_IP_sgmii_e3_ipe lattice 10.0 31-dec-2025 uncounted \
DCD0672C4833 HOSTID=ANY
FEATURE LSC_IP_pcie_x1_e3_ipe lattice 10.0 31-dec-2025 uncounted \
307A9A056686 HOSTID=ANY
FEATURE LSC_IP_pcie_x4_e3_ipe lattice 10.0 31-dec-2025 uncounted \
A940A1006389 HOSTID=ANY
FEATURE LSC_IP_ddr3_p_e3_ipe lattice 10.0 31-dec-2025 uncounted \
80BEE8D6FE76 HOSTID=ANY
FEATURE LSC_IP_scaler_e3_ipe lattice 10.0 31-dec-2025 uncounted \
44335B509C22 HOSTID=ANY
FEATURE LSC_IP_scaler_x2_ipe lattice 10.0 31-dec-2025 uncounted \
34658B6C9425 HOSTID=ANY
FEATURE LSC_IP_divide_e3_ipe lattice 10.0 31-dec-2025 uncounted \
003943ABF469 HOSTID=ANY
FEATURE LSC_IP_divide_x2_ipe lattice 10.0 31-dec-2025 uncounted \
8BC9A567EC6E HOSTID=ANY
FEATURE ACTIVEHDL_LIC_NUMBER ALDEC 2014.0500 6-may-2014 uncounted \
846C8F32A823 VENDOR_STRING=25412 HOSTID=f0def10a5abe \
SIGN2="005E 9EDC 0379 C3BA E9F1 2FBB BC19 2800 837C 2F73 CBBD \
A020 B6C8 61DA 1518"
FEATURE ACTIVEHDL_LATTICE_MIX_LT ALDEC 2014.0500 6-may-2014 uncounted \
6188D2E8F535 VENDOR_STRING=25412 HOSTID=f0def10a5abe \
SIGN2="0038 73F2 1444 8C29 1329 667A 40F4 1A00 87C5 5ED3 8BA0 \
607D 6BA7 FF66 8324"
INCREMENT SSST snpslmd 1.0 06-Aug-2013 uncounted 5E40AE66DE224B155B93 \
VENDOR_STRING="22fdb ded7f 205fb fc191 ede96 b96f7 40c19 1ede9 6b96f 74011 \
01020 0963b eae9b 3db77 9fea2 342f8 9e29f 30fd4 d4a12 f199c \
3520c 72e28 6534c a243a dfd33 b95f7 ac1b9 149d0 35264 27b7a \
db0d3 2bd50 85b88 0228a 835e0 2659a 8ae71 6e4c4 415a0 0c5c5 \
38034 1f532 8750e 95a1d ae4eb 8338f 3f03d 43913 8fb1b 5977f \
42283 c6f6c be3f7 caded 9249a 7b66d fafe1 e3431 5d0ca e7129 \
1c6df 12108 17608 cf969 c9c63 9f4be 9305f e2dc9 4b5c8 b448d \
a0041 46bf1 a3660 0b61a a0a41 f3dd8 a7126 0698c 9dd35 5a22c \
40ab0 cdf49 7c042 d4257 6d65f 84ab1 30aef 61f3e a1863 d277b \
0065d 8ed33 d8744 53ae8 d3376 326fa 1000b 70682 c8b0a 33b5c \
65e9e 59abd ccdcb 307ad fb505 09d59 2b28d 3858c 077d5 1f25a \
96102 ce4a5 daceb c29" \
NOTICE="Licensed to Lattice Semiconductor Corp - OEM [DO NOT DELETE/MODIFY \
SSST OR ANY OTHER KEYS IN THIS FILE]" \
SN=TK:0:0:0 ISSUER="Synopsys, Inc. [8/6/2012 23:40:17 26232]" \
START=06-Aug-2012 HOSTID=f0def10a5abe
INCREMENT synplifypro_sbt snpslmd 2012.03 06-aug-2013 uncounted \
5E406E76E033314007B5 HOSTID=f0def10a5abe ISSUED=06-aug-2012 \
ck=9 SN=TK:7978-0:477717:971792 START=06-aug-2012
INCREMENT synplifypro_sbt synplctyd 2012.03 06-aug-2013 uncounted \
CE504E066725FBE63F4B VENDOR_STRING=sbt,nl HOSTID=f0def10a5abe \
ISSUED=06-aug-2012 ck=73 SN=TK:7978-0:477718:785300 SIGN="00C2 \
313A F357 C569 2964 6202 9496 7BE9 A57B CB31 8202 EB25 89BB \
D84C 6714 6456 C54E B9DB 9D62 3B2F 5B18"
原文地址：https://www.cnblogs.com/lamblabs/p/8538692.html