TS68020 ATMEL Corporation, TS68020 Datasheet - Page 27

• Manufacturer Part Number: TS68020
• Description: Hcmos 32-bit Virtual Memory Mpu, 16/20/25 MHZ
• Manufacturer: ATMEL Corporation

Table 8. TS68020 Addressing Modes (Continued)
Notes:
2115A–HIREL–07/02
Addressing Modes
Absolute
Immediate
Absolute Short
Absolute Long
1. Dn = Data Register, D0-D7.
2. An = Address Register, A0-A7.
3. d
4. Xn = Address or data register used as an index register; form is Xn, SIZE*SCALE, where SIZE is.W or.L (indicates index
5. bd = A two-complement base displacement; when present, size can be 16- or 32-bit.
6. od = Outer displacement, added as part of effective address calculation after any memory indirection; use is optional with a
7. PC = Program Counter.
8. (data) = Immediate value of 8, 16 or 32 bits.
9. () = Effective Address.
10. [ ] = Use as indirect address to long word address.
(d
register size) and SCALE is 1, 2, 4, or 8 (index register is multiplied by SCALE); use of SIZE and/or SCALE is optional.
size of 16- or 32-bit.
8
, d
16
) bits; when omitted assemblers use a value of zero.
16
= A twos-complement, or sign—extended displacement; added as part of the effective calculation; size is 8 (d
Syntax
xxx.W
xxx.L
=data
TS68020
8
) or 16
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