參數(shù)資料
型號： SMJ320C26FJ
廠商： TEXAS INSTRUMENTS INC
元件分類： 數(shù)字信號處理
英文描述： 16-BIT, 40 MHz, OTHER DSP, CQCC68
封裝： CERAMIC, LCC-68
文件頁數(shù)： 34/40頁
文件大?。?/td> 577K
代理商： SMJ320C26FJ
SMJ320C26
DIGITAL SIGNAL PROCESSOR
SGUS 016A – AUGUST 1990 – REVISED AUGUST 2001
4
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251–1443
functional block diagram
RSR(16)
XSR(16)
DRR(16)
DXR(16)
TIM(16)
PRD(16)
IMR(6)
GREG(8)
QIR(16)
IR(16)
ST0(16)
ST1(16)
RPTC(8)
IFR(6)
MUX
PROGRAM BUS
16
6
8
16
DR
CLKR
FSR
DX
CLKX
FSX
16
32
16
7 LSB
FROM
IR
9
16
3
16
3
16
PC(16)
STACK
(8 - 16)
ADDRESS
PROGRAM
ROM
(256 x 16)
INSTRUCTION
PFC(16)
MCS(16)
ARP(3)
ARS(3)
DATA
RAM (32 x 16)
BLOCK B2
DATA/PROG
RAM (512 x 16)
BLOCK B3
DATA/PROG
RAM (512 x 16)
BLOCK B1
DATA/PROG
RAM (512 x 16)
BLOCK B0
SHIFTERS (0–7)
C
ACCH(16)
ACCL(16)
ALU(32)
SHIFTER (6.0.1.4)
TR(16)
MULTIPLIER
PR(32)
SHIFTER(0–16)
DP(9)
AR0(16)
AR1(16)
AR2(16)
AR3(16)
AR4(16)
AR5(16)
AR6(16)
AR7(16)
ARAU(16)
MUX
CONTROLLER
DATA BUS
R/W
STRB
READY
BR
XF
HOLD
HOLDA
MSC
BIO
RS
IACK
MP/MC
INT(2-0)
A15–A0
D15–D0
PS
DS
IS
SYNC
X1
X2/CLKIN
CLKOUT1
CLKOUT2
PROGRAM BUS
DATA BUS
16
LEGEND:
ACCH
=
Accumulator high
ACCL
=
Accumulator low
ALU
=
Arithmetic logic unit
ARAU
=
Auxiliary register arithmetic unit
ARS
=
Auxiliary register pointer buffer
ARP
=
Auxiliary register pointer
DP
=
Data memory page pointer
DRR
=
Serial port data receive register
DXR
=
Serial port data trademark register
IFR
=
Interrupt flag register
IMR
=
Interrupt mask register
IR
=
Instruction register
MCS
=
Microcall stack
QIR
=
Queue instruction register
PR
=
Product register
PRD
=
Product register for timer
TIM
=
Timer
TR
=
Temporary register
PC
=
Program counter
PFC
=
Prefetch counter
RPTC
=
Repeat instruction counter
GREG
=
Global memory allocation register
RSR
=
Serial port receive shift register
XSR
=
Serial port to transmit shift register
AR0–AR7
=
Auxiliary registers
ST0, ST1
=
Status registers
C
=
Carry bit
32
9
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