
MOVE.2W
SC140 DSP Core Reference Manual A-259
Instruction Formats and Opcodes
Notes: 1. ** indicates serial grouping encoding.
2. When the form (Rn + N0) is used in EA, the cycle count is increased by 1.
Instruction Fields
w Read/Write Notation
Da:Db hh Data Register Pairs
EA MMM Effective Address Notation
Rn RRR Address Register
D0
$FF FFFF AF44
D1
$00 0000 2377
R0
$0000 0050
$0050
$AF44
$0052
$2377
Instruction Words Cycles Type Opcode
15 8 7 0
MOVE.2W (EA),Da:Db 11
2
1 0*0w1hh001MMMRRR
MOVE.2W Da:Db,(EA)
0write1read
00 D0:D1 01 D2:D3 10 D4:D5 11 D6:D7
Note: This instruction can specify D8-D15 as operands by using a prefix. In such a case, all the registers
in the group will be high registers.
000 (Rn+N0) 010 (Rn) 100 (Rn)+N0 110 (Rn)+N2
001 (Rn)– 011 (Rn)+ 101 (Rn)+N1 111 (Rn)+N3
000 R0 010 R2 100 R4 110 R6
001 R1 011 R3 101 R5 111 R7
Note: This instruction can specify R8-R15 as operands by using a high register prefix.
Register/Memory Address Before After
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