http://www.datasheet4u.com

900,000+ Datasheet PDF Search and Download

Datasheet4U offers most rated semiconductors datasheets pdf




STMicroelectronics Electronic Components Datasheet

SERC816TR Datasheet

SERCOS INTERFACE CONTROLLER

No Preview Available !

SERC816TR pdf
SERCON816
SERCOS INTERFACE CONTROLLER
s Single-chip controller for SERCOS interface
s Real time communication for industrial control
systems
s 8/16-bit bus interface, Intel and Motorola control
signals
s Dual port RAM with 2048 word *16-bit
s Data communications via optical fiber rings, RS
485 rings and RS 485 busses
s Maximum transmission rate of 16 Mbaud with
internal clock recovery
s Internal repeater for ring connections
s Full duplex operation
s Modulation of power of optical transmitter diode
s Automatic transmission of synchronous and
data telegrams in the communication cycle
s Flexible RAM configuration, communication
data stored in RAM (single or double buffer) or
transfer via DMA
s Synchronization by external signal
PQFP100
ORDERING NUMBERS: SERC816
SERC816/TR
s Timing control signals
s Automatic service channel transmission
s Watchdog to monitor software and external
synchronization signals
s Compatible mode to SERCON410B SERCOS
interface controller
s 100-pin plastic flat-pack casing
Figure 1. SERCON816 Block Diagram
WRN D[15:0] A[15:0] BUSYN
MCSN0/1
RDN
ALEL
ALEH
BHEN
PCSN0
PCS1
ADMUX
BUSMODE[1:0]
BUSWIDTH
BYTEDIR
SBAUD
SBAUD16
TM0/1
bus interfac e
inter-
rupt
te le g ra m -
proc essing
DMA
c loc k
reset
watc h-
dog
tim ing -
c ontrol
INT0/1
SCLK
SCLKO2/4
MCLK
RSTN
DMAREQR/T
DMAACKNR/T
WDOGN
CYC_CLK
CON_CLK
DIV_CLK
serial interfac e
L_ERRN
RECACTN
IDLE
RxC TxC
RxD TxD[6:1]
optical transm itter/
receiver or
RS-485 bus drive
January 2003
1/23


STMicroelectronics Electronic Components Datasheet

SERC816TR Datasheet

SERCOS INTERFACE CONTROLLER

No Preview Available !

SERC816TR pdf
SERCON816
TABLE OF CONTENTS
1 GENERAL DESCRIPTION.................................................................................................................3
2 Pin Description ...................................................................................................................................5
3 Electrical (DC and AC) Characteristics ..............................................................................................7
3.1 Absolute Maximum Ratings .....................................................................................................7
3.2 Recommended Operating Conditions ......................................................................................8
3.3 ELECTRICAL CHARACTERISTCS ........................................................................................8
3.4 Power Dissipation ....................................................................................................................9
3.4.1 Power Dissipation Considerations....................................................................................9
3.5 AC Electrical Characteristics..................................................................................................10
3.5.1 Clock Input MCLK...........................................................................................................10
3.5.2 Clock Input SCLK ...........................................................................................................11
3.5.3 Address Latch.................................................................................................................11
3.5.4 Read Access of Control Registers..................................................................................12
3.5.5 Read Access of Dual Port RAM .....................................................................................13
3.5.6 Write Access to Control Registers..................................................................................14
3.5.7 Write Access to DUAL Port RAM ...................................................................................15
4 Control Registers and RAM Data Structures....................................................................................16
4.1 Control Register Addresses ...................................................................................................16
4.2 Data Structures within the RAM .............................................................................................16
4.2.1 Telegram Headers..........................................................................................................16
4.2.2 Data Containers..............................................................................................................17
4.2.3 End Marker .....................................................................................................................18
4.2.4 Service Containers .........................................................................................................18
5 Additional Specifications, Tools and Support ...................................................................................21
5.1 Additional Specifications ........................................................................................................21
5.2 Hardware and Software Components ....................................................................................21
5.3 Tools ......................................................................................................................................21
6 Package Mechanical Data:
SERCON816 100 Pin Plastic Quad Flat Pack Package (PQFP100) ...............................................22
2/23


Part Number SERC816TR
Description SERCOS INTERFACE CONTROLLER
Maker STMicroelectronics
Total Page 23 Pages
PDF Download
SERC816TR pdf
Download PDF File
SERC816TR pdf
View for Mobile



Buy Electronic Components




Related Datasheet

1 SERC816TR SERCOS INTERFACE CONTROLLER STMicroelectronics
STMicroelectronics
SERC816TR pdf






Part Number Start With

0    1    2    3    4    5    6    7    8    9    A    B    C    D    E    F    G    H    I    J    K    L    M    N    O    P    Q    R    S    T    U    V    W    X    Y    Z

site map

webmaste! click here

contact us

Buy Components