Part Number
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CD82C237 |
Manufacturer
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Intersil Corporation |
Description
|
CMOS High Performance Programmable DMA Controller |
Published
|
Mar 23, 2005 |
Detailed Description
|
82C237
March 1997
CMOS High Performance Programmable DMA Controller
Description
The 82C237 is a modified version of the ...
|
Datasheet
|
CD82C237
|
Overview
82C237
March 1997
CMOS High Performance Programmable DMA Controller
Description
The 82C237 is a modified version of the 82C37A.
The 82C237 is fully software and pin for pin compatible with the 82C37A but provides an additional mode for 16-bit DMA transfers, as well as enhanced speed.
Each channel may be individually programmed for 8-bit or 16-bit data transfers.
The 82C237 controller can improve system performance by allowing external devices to transfer data directly to or from system memory.
Memory-to-memory transfer capability is also provided, along with a memory block initialization feature.
DMA requests may be generated by either hardware or software, and each channel is independently ...
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