INJNTU...Draw the Inter facing diagram of 8257 DMA with 8086 CPU and explain its operation. [8M)...
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INJNTU...Draw the Inter facing diagram of 8257 DMA with 8086 CPU and explain its operation. [8M) Explain ICW's and OCW's of 8259 Priority interrupt controller. [8M] Draw the 8257 DMA
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![[PPT]DMA CONTROLLER 8257 - prasanthmani | Just another ... · Web viewDMA CONTROLLER 8257 Features: It is a 4-channel DMA. So 4 I/O devices can be interfaced to DMA It is designed](https://img.pdfslide.net/doc/110x75/5ad7bc527f8b9ab8378c7e8e/pptdma-controller-8257-prasanthmani-just-another-viewdma-controller-8257.jpg)
