参数资料
型号: TMS320C542PGE-40
厂商: TEXAS INSTRUMENTS INC
元件分类: 数字信号处理
英文描述: 16-BIT, 100 MHz, OTHER DSP, PQFP144
封装: PLASTIC, QFP-144
文件页数: 55/111页
文件大小: 1467K
代理商: TMS320C542PGE-40
TMS320C54x, TMS320LC54x, TMS320VC54x
FIXED-POINT DIGITAL SIGNAL PROCESSORS
SPRS039C – FEBRUARY 1996 – REVISED DECEMBER 1999
48
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251–1443
Table 13. ’54x Instruction Set Opcodes (Continued)
MNEMONIC SYNTAX
OPCODE
WORDS/
CYCLES
DESCRIPTION
MNEMONIC SYNTAX
LSB
MSB
WORDS/
CYCLES
DESCRIPTION
ARITHMETIC INSTRUCTIONS (CONTINUED)
MAS[R]
Xmem, Ymem, src [, dst ]
Multiply dual, subtract from ACC [round]
1/1
1011
1RSD
XXXX
YYYY
MASA
Smem [, B ]
Multiply operand by ACCA, subtract from ACCB
1/1
0011
IAAA
AAAA
MASA[R] T,
src [, dst ]
Multiply ACCA by T, subtract from ACC [round]
1/1
1111
01SD
1000
101R
MAX
dst
Accumulator maximum
1/1
1111
010D
1000
0110
MIN
dst
Accumulator minimum
1/1
1111
010D
1000
0111
MPY[R]
Smem, dst
Multiply TREG by operand, round if specified
1/1
0010
00RD
IAAA
AAAA
MPY
Xmem, Ymem, dst
Multiply dual data-memory operands
1/1
1010
010D
XXXX
YYYY
MPY
Smem, #lk, dst
Multiply operand by long-immediate operand
2/2
0110
001D
IAAA
AAAA
MPY #
lk, dst
Multiply TREG value by long-immediate operand
2/2
1111
000D
0110
MPYA
Smem
Multiply single data-memory operand by ACCA
1/1
0011
0001
IAAA
AAAA
MPYA
dst
Multiply TREG value by ACCA
1/1
1111
010D
1000
1100
MPYU
Smem, dst
Multiply unsigned
1/1
0010
010D
IAAA
AAAA
NEG
src [, dst ]
Negate accumulator
1/1
1111
01SD
1000
0100
NORM
src [, dst ]
Normalize
1/1
1111
01SD
1000
1111
POLY
Smem
Evaluate polynomial
1/1
0011
0110
IAAA
AAAA
RND
src [, dst ]
Round accumulator
1/1
1111
01SD
1001
1111
SAT
src
Saturate accumulator
1/1
1111
010S
1000
0011
SQDST
Xmem, Ymem
Square distance
1/1
1110
0010
XXXX
YYYY
SQUR
Smem, dst
Square single data-memory operand
1/1
0010
011D
IAAA
AAAA
SQUR A
, dst
Square ACCA high
1/1
1111
010D
1000
1101
SQURA
Smem, src
Square and accumulate
1/1
0011
100S
IAAA
AAAA
SQURS
Smem, src
Square and subtract
1/1
0011
101S
IAAA
AAAA
SUB
Smem, src
Subtract operand from accumulator
1/1
0000
100S
IAAA
AAAA
SUB
Smem, TS, src
Shift by TREG[5:0], then subtract from ACC
1/1
0000
110S
IAAA
AAAA
SUB
Smem, 16, src [, dst ]
Shift operand 16 bits, then subtract from ACC
1/1
0100
00SD
IAAA
AAAA
SUB
Smem [, SHIFT ], src [, dst ]
Shift operand, then subtract from ACC
(2-word opcode)
2/2
0110
0000
1111
11SD
IAAA
001S
AAAA
HIFT
SUB
Xmem, SHFT, src
Shift operand, then subtract from ACC
1/1
1001
001S
XXXX
SHFT
SUB
Xmem, Ymem, dst
Shift dual operands by 16, then subtract
1/1
1010
001D
XXXX
YYYY
SUB #
lk [, SHFT ], src [, dst ]
Shift long-immediate, then subtract from ACC
2/2
1111
00SD
0001
SHFT
SUB #
lk, 16, src [, dst ]
Shift long-immediate 16 bits, subtract from ACC
2/2
1111
00SD
0110
0001
SUB
src [, SHIFT ], [, dst ]
Subtract shifted ACC from ACC
1/1
1111
01SD
001S
HIFT
SUB
src, ASM [, dst ]
Subtract ACC shifted by ASM from ACC
1/1
1111
01SD
1000
0001
SUBB
Smem, src
Subtract from accumulator with borrow
1/1
0000
111D
IAAA
AAAA
SUBC
Smem, src
Subtract conditionally
1/1
0001
111S
IAAA
AAAA
SUBS
Smem, src
Subtract from ACC, sign-extension suppressed
1/1
0000
101S
IAAA
AAAA
Values for words and cycles assume the use of DARAM for data. Add one word and one cycle when using long-offset indirect addressing or
absolute addressing with a single data-memory operand.
Delayed Instruction
§ Condition true
Condition false
instruction set summary (continued)
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