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LPC2214: 16Bit external memory interface

LPC2214: 16Bit external memory interface

2005-05-27 by skymab

Hi,

As I know it is possible to configure the external memory interface to 
16Bit. Know there are two questions left:

1. I assume that D16-D31 are not used by the memory controller and can 
be used for other purposes while the 16-bit interface is activated?

2. Imagine I have C code and want to write a SHORT (16bit) to my 16Bit 
memory. Does GnuArm produce code which really just writes 16Bits of 
data on the external memory? Or do I have to setup a 32Bit bus and 
ignore the bits D16-D31?

Thx in advance
Thomas

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