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