參數(shù)資料
型號(hào): TMS320LC542-40
元件分類: 數(shù)字信號(hào)處理
英文描述: Digital Signal Processor
中文描述: 數(shù)字信號(hào)處理器
文件頁數(shù): 48/111頁
文件大?。?/td> 1426K
代理商: TMS320LC542-40
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
CYCLES
DESCRIPTION
LSB
MSB
WORDS/
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
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
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
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
Subtract from ACC, sign-extension suppressed
1/1
0000
101S
IAAA
AAAA
instruction set summary (continued)
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TMS320LC542PGE1-40 功能描述:數(shù)字信號(hào)處理器和控制器 - DSP, DSC Dig Signal Proc RoHS:否 制造商:Microchip Technology 核心:dsPIC 數(shù)據(jù)總線寬度:16 bit 程序存儲(chǔ)器大小:16 KB 數(shù)據(jù) RAM 大小:2 KB 最大時(shí)鐘頻率:40 MHz 可編程輸入/輸出端數(shù)量:35 定時(shí)器數(shù)量:3 設(shè)備每秒兆指令數(shù):50 MIPs 工作電源電壓:3.3 V 最大工作溫度:+ 85 C 封裝 / 箱體:TQFP-44 安裝風(fēng)格:SMD/SMT
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