The modified Intel PCI-E Gigabit NIC directly DMAs to user space. After testing, it can reach Gigabit line speed. The problem is that if the CPU copies data packets from the DMA buffer to another memo
I saw a circuit diagram of LM317, as shown below. R1 has 1.25V across its terminals, and without a battery, R1 and R2 have about 7V across their terminals. The current is about 5mA. If R3 = 1 ohm, the
1.1 Example (1) A T9-7.5KW inverter jumped "FL" as soon as it started. Analysis and maintenance: No signs of burnout were found when the cover was opened. The online measurement of the IPM module (FP4
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As the title says, one power supply powers two dsp chips. When they are working, both chips show that the voltage is normal, but the program just doesn't run. When I click run, it shows running, but a