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Tuesday, 14 May 2013
Example of Memory Interfacing
Example 1
Consider a system in which the full memory space 64kb is utilized for EPROM memory. Interface the EPROM with 8085 processor.
The memory capacity is 64 Kbytes. i.e
2^n = 64 x 1000 bytes where n = address lines.
So, n = 16.
In this system the entire 16 address lines of the processor are connected to address input pins of memory IC in order to address the internal locations of memory.
The chip select (CS) pin of EPROM is permanently...
Story by Jess Walter
Can a Corn
Ken took dialysis Tuesdays and Thursdays. It fell to Tommy after his
mom passed to check his stepdad out of the Pine Lodge Correctional
Facility. Drop him at the hospital. Take him back three hours later.
Ken groaned as he climbed up the truck. —Whatcha got there,
Tom?
Tommy looked over the backseat. —Pole and tackle.
—You goin’ fishin’ this weekend?
—I ain’t skydivin’.
Ken stared out his window. —You stop me by a store?
There was a downtown grocery sold Lotto, fortified wines, and
forties. Ken hopped out. Tommy spun radio stations...
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