參數(shù)資料
型號: SST89V54RD2-33-I-TQJ
廠商: SILICON STORAGE TECHNOLOGY INC
元件分類: 微控制器/微處理器
英文描述: FlashFlex51 MCU
中文描述: 8-BIT, FLASH, 33 MHz, MICROCONTROLLER, PQFP44
封裝: MS-026ACB, TQFP-44
文件頁數(shù): 18/91頁
文件大小: 984K
代理商: SST89V54RD2-33-I-TQJ
18
Preliminary Specifications
FlashFlex51 MCU
SST89E52RD2 / SST89E54RD2 / SST89E58RD2 / SST89E516RD2
SST89V52RD2 / SST89V54RD2 / SST89V58RD2 / SST89V516RD2
2004 Silicon Storage Technology, Inc.
S71255-00-000
3/04
TABLE
3-7: CPU
RELATED
SFR
S
Symbol Description
ACC
1
Accumulator
B
1
B Register
PSW
1
Program Status
Word
SP
Stack Pointer
DPL
Data Pointer
Low
DPH
Data Pointer
High
IE
1
Interrupt Enable
IEA
1
Interrupt
Enable A
IP
1
Interrupt Priority
Reg
IPH
Interrupt Priority
Reg High
IP1
1
Interrupt Priority
Reg A
IP1H
Interrupt Priority
Reg A High
PCON
Power Control
AUXR
Auxiliary Reg
AUXR1
Auxiliary Reg 1
XICON
External
Interrupt Control
Direct
Address
E0H
F0H
D0H
Bit Address, Symbol, or Alternative Port Function
Reset
Value
00H
00H
00H
MSB
LSB
ACC[7:0]
B[7:0]
RS1
CY
AC
F0
RS0
OV
F1
P
81H
82H
SP[7:0]
DPL[7:0]
07H
00H
83H
DPH[7:0]
00H
A8H
E8H
EA
-
EC
-
ET2
-
ES
-
ET1
EBO
EX1
-
ET0
-
EX0
-
00H
xxxx0xxxb
B8H
-
PPC
PT2
PS
PT1
PX1
PT0
PX0
x0000000b
B7H
-
PPCH
PT2H
PSH
PT1H
PX1H
PT0H
PX0H
x0000000b
F8H
-
-
-
-
PBO
-
-
-
xxxx0xxxb
F7H
-
-
-
-
PBOH
-
-
-
xxxx0xxxb
87H
8EH
A2H
AEH
SMOD1
-
-
0
SMOD0
-
-
EX3
BOF
-
-
IE3
POF
-
-
IT3
GF1
-
GF2
0
GF0
-
0
EX2
PD
IDL
AO
DPS
IT2
00010000b
xxxxxxx00b
xxxx00x0b
00H
EXTRAM
-
IE2
T3-7.0 1255
1. Bit Addressable SFRs
TABLE
3-8: F
LASH
M
EMORY
P
ROGRAMMING
SFR
S
Symbol Description
SFCF
SuperFlash
Configuration
SFCM
SuperFlash
Command
SFAL
SuperFlash
Address Low
SFAH
SuperFlash
Address High
SFDT
SuperFlash
Data
SFST
SuperFlash
Status
Direct
Address
B1H
Bit Address, Symbol, or Alternative Port Function
Reset
Value
x0xxxx00b
MSB
-
LSB
IAPEN
-
-
-
-
SWR BSEL
B2H
FIE
FCM[6:0]
00H
B3H
SuperFlash Low Order Byte Address Register - A
7
to A
0
(SFAL)
00H
B4H
SuperFlash High Order Byte Address Register - A
15
to A
8
(SFAH)
00H
B5H
SuperFlash Data Register
00H
B6H
SB1_i
SB2_i
SB3_i
-
EDC_i
FLASH_BUSY
-
-
000x00xxb
T3-8.0 1255
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SST89V54RD2-33-I-TQJE 制造商:SST 制造商全稱:Silicon Storage Technology, Inc 功能描述:FlashFlex51 MCU
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