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Draw and explain the block diagram of DMA controller.
The fundamental idea of DMA is to transfer blocks of data directly between peripherals and memory. The data don't suffer the microprocessor but the data bus is involved. "Normal" transfer of one data byte consumes to 29 clock cycles. The DMA transfer needs only 5 clock cycles.
DMA controller
Distinguish between ferromagnetic and diamagnetic materials, mentioning at least one example of each. Ferromagnetic Materials: These are materials wherein magnetic dipoles in
10. List the three ways in which an RTOS handles ISRs in a multitasking environment
Factors of Contributing to Losses in Service Cables 1. Tapping of underground service cables: The service cables must be visible so that tapping of cables can be detected. U
key performance indicators
3-Phase 3 Wire Meter A 3-phase 3 wire meter has 2 elements of each category on the other hand of 3 elements as in the case of 3-phase 4 wire meter. The primary principle of op
Bronze is an alloy of (A) Copper and Tin. (B) Copper and Steel. (C) Copper and Mercury. (D) Copper and Aluminium. Ans: Bronze is an alloy of Cop
2. A 6 pole lap-wound armature having 720 conductors, rotates in a field of 20.35 mWb. (a) If the induced current is 72 A, what is the torque developed by armature? (b) If the indu
when I am given
Explain IDIV instructions in 8086 family with example and their effect on flag. IDIV: It used to divide a 16-bit signed number with an 8-bit signed no. or 32 bit signed numb
Define Serial In - Serial Out Shift Registers? An essential four-bit shift register can be constructed using four D flip-flops. The register is the first cleared forcing all fo
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