MC68306 Motorola, MC68306 Datasheet - Page 79

• Manufacturer Part Number: MC68306
• Description: Integrated EC000 Processor
• Manufacturer: Motorola

MOTOROLA
NOTES:
SBCD
Scc
STOP
SUB
SUBA
SUBI
SUBQ
SUBX
SWAP
TAS
TRAP
TRAPV
TST
UNLK
1. d is direction, left or right.
2. List refers to register.
Opcode
Table 4-4. EC000 Core Instruction Set Summary (Concluded)
Destination 10 – Source 10 – X ˘ Destination
If condition true
else 0s ˘ Destination
If supervisor state
else TRAP
Destination – Source ˘ Destination
Destination – Source ˘ Destination
Destination – Immediate Data ˘ Destination
Destination – Immediate Data ˘ Destination
Destination – Source – X ˘ Destination
Register 31–16 ¯ ˘ Register 15–0
Destination Tested ˘ Condition Codes;
SSP – 2 ˘ SSP; Format
SSP – 4 ˘ SSP; PC ˘ (SSP); SSP – 2 ˘ SSP;
SR ˘ (SSP); Vector Address ˘ PC
If V
Destination Tested ˘ Condition Codes
An ˘ SP; (SP) ˘ An; SP + 4 ˘ SP
then 1s ˘ Destination
then Immediate Data ˘ SR; STOP
1 ˘ bit 7 of Destination
then TRAP
Operation
MC68306 USER'S MANUAL
Offset ˘ (SSP);
SBCD Dx,Dy
SBCD –(Ax),–(Ay)
Scc <ea>
STOP #<data>
SUB <ea>,Dn
SUB Dn,<ea>
SUBI #<data>,<ea>
SUBX Dx,Dy
SUBX –(Ax),–(Ay)
SWAP Dn
TAS <ea>
TRAP #<vector>
TRAPV
UNLK An
SUBA <ea>,An
SUBQ #<data>,<ea>
TST <ea>
Syntax
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