Conventions
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Data significance:	Higher digits on the left and lower digits on the right
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Note:	Footnote for item marked with Note in the text
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Caution:	Information requiring particular attention
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Remark:	Supplementary information
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Numeric representation:
	
- 
	Decimal ... XXXX
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	Hexadecimal ... 0xXXXX
 
 - 
	Decimal ... XXXX
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Prefixes indicating power of 2 (address space and memory capacity):
	
- 
	K (kilo)       210 = 1024
 - 
	M (mega)   220 = 10242
 
 - 
	K (kilo)       210 = 1024
 - up4( data ): A value in which data is rounded up to the multiple of 4.
 - 
down( data):	A integer part of data.