求教，我在用modelsim-altera进行时序仿真时老是遇到错误：** Fatal: SDF files require Altera primitive library。我用
2014-01-15 00:16
Switching power supplies generatetwo types of noise: common modeand differential mode. Differential mode noise (Figure 1a) follows thesame path as the input power. Commonmode noise (Figure 1b) is representedby spikes that are equal to and in phase with each other andhave a circuit path through ground.[hide][/hide]
2009-10-10 16:18
0xe97c0x8 0x1 0x5684 [OsMemAlloc] No suitable free block, require free node size: 0xf00c
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IMCV-SWITCH, TX/4 + SFP (REQUIRE
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main.luacf_iot=require("cf_iot")common=require("common")json=require("
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How to Design Battery Charger Applications that Require External Microcontrollers and Related
2009-10-29 15:03
电池充电器的设计:How to Design Battery Charger Applications that Require ExternalMicrocontrollers
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