參數(shù)資料
型號： S5N8947X
廠商： SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述： MCU for ADSL/Cable Modem
中文描述： 單片機(jī)為ADSL / Cable Modem的
文件頁數(shù)： 2/49頁
文件大小： 407K
代理商： S5N8947X
S5N8947 (ADSL/Cable Modem MCU)
ELECTRONICS
MagIC Team
Page : 2
SAMSUNG ELECTRONICS
CONTENTS
1.
GENERAL DESCRIPTION ................................................................................................................................4
2.
FEATURES..........................................................................................................................................................5
3.
FUNCTIONAL BLOCK DESCRIPTIONS.........................................................................................................6
3.1.
3.2.
3.3.
3.4.
3.5.
3.6.
3.7.
3.8.
3.9.
3.10.
3.11.
3.12.
3.13.
3.14.
B
LOCK
D
IAGRAM
.........................................................................................................................................6
A
RCHITECTURE
............................................................................................................................................7
S
YSTEM
M
ANAGER
......................................................................................................................................7
U
NIFIED
I
NSTRUCTION
/D
ATA
C
ACHE
............................................................................................................7
SAR/U
TOPIA
I
NTERFACE
..............................................................................................................................7
E
THERNET
MAC..........................................................................................................................................7
USB C
ONTROLLER
......................................................................................................................................8
DMA C
ONTROLLER
.....................................................................................................................................8
UART (S
ERIAL
I/O).....................................................................................................................................8
T
IMERS
....................................................................................................................................................8
P
ROGRAMMABLE
I/O................................................................................................................................8
I
NTERRUPT
C
ONTROLLER
.........................................................................................................................8
I
2
C S
ERIAL
I
NTERFACE
.............................................................................................................................9
PLL (
FOR
S
YSTEM
/USB)..........................................................................................................................9
4.
PIN DESCRIPTIONS.........................................................................................................................................10
4.1.
4.2.
4.3.
P
IN
C
ONFIGURATION
..................................................................................................................................10
P
IN
D
ESCRIPTIONS
.....................................................................................................................................11
P
IN
D
ESCRIPTIONS WITH THE
P
IN NUMBER AND
P
AD TYPE
............................................................................13
5.
OPERATION DESCRIPTION..........................................................................................................................16
5.1.
5.2.
5.3.
5.4.
5.5.
5.6.
CPU C
ORE
O
VERVIEW
...............................................................................................................................16
I
NSTRUCTION
S
ET
......................................................................................................................................17
OPERATING STATES.............................................................................................................................17
OPERATING MODES .............................................................................................................................18
REGISTERS.............................................................................................................................................18
EXCEPTIONS..........................................................................................................................................18
6.
HARDWARE STRUCTURE.............................................................................................................................20
6.1.
S
YSTEM
M
ANAGER
....................................................................................................................................20
Overview.........................................................................................................................................20
System Manager Registers...............................................................................................................20
System Memory Map.......................................................................................................................21
I
NSTRUCTION
/ D
ATA
C
ACHE
......................................................................................................................23
I
2
C B
US
C
ONTROLLER
................................................................................................................................24
E
THERNET
C
ONTROLLER
............................................................................................................................25
Block Diagram................................................................................................................................25
Features and Benefits......................................................................................................................25
SAR
AND
U
TOPIA
I
NTERFACE
.....................................................................................................................27
Block Diagram................................................................................................................................27
Features and Benefits......................................................................................................................27
USB C
ONTROLLER
....................................................................................................................................28
Block Diagram................................................................................................................................28
DMA C
ONTROLLER
...................................................................................................................................29
UART(S
ERIAL
I/O)....................................................................................................................................30
T
IMERS
......................................................................................................................................................31
6.1.3.
6.1.4.
6.1.5.
6.2.
6.3.
6.4.
6.4.1.
6.4.2.
6.5.
6.5.1.
6.5.2.
6.6.
6.6.1.
6.7.
6.8.
6.9.
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