Symbol Definitions - Panasonic MN101L Series User Manual

Chapter 20
Appendix

20.1 Symbol Definitions

Following is the list of symbols used in the instruction specifications.
Nibble is a unit for expressing size, and a nibble is equivalent to half-byte (4 bits).
Reg, Reg1, Reg2
Dn, Dm
DWn, DWm, DWk
DWn-l
DWn-h
An, Am
PSW
PC
SP
HA
HA-l
HA-h
abs
abs8
abs12
abs16
abs18
abs20
( )
imm
imm3
imm4
imm8
imm16
tbl4
d4
d7
d8
XX - 2 Symbol Definitions
: register ( used for general meaning )
: Data register ( 8 bits )
: Data register ( 16 bits )
: Lower 8 bits of 16-bit data register
: Higher 8 bits of 16-bit data register
: Address register ( 16 bits )
: Processor Status Word ( 8 bits )
: Program Counter ( 21 bits )
: Stack Pointer ( 16 bits )
: Handy Address ( 16 bits )
: Lower 8 bits of Handy Address
: Higher 8 bits of Handy Address
: Absolute address ( used for general meaning )
: Absolute address ( 8 bits )
: Absolute address ( 12 bits )
: Absolute address ( 16 bits )
: Absolute address ( 18 bits )
: Absolute address ( 20 bits )
: Memory space specified by the contents of the parentheses.
: immediate value ( used for general meaning )
: Immediate value ( 3 bits )
: Immediate value (4 bits )
: Immediate value ( 8 bits )
: Immediate value ( 16 bits )
: Table address ( 4 bits )
: Displacement ( 4 bits )
: Displacement ( 7 bits )
: Displacement (8 bits )