cx29503 Mindspeed Technologies, cx29503 Datasheet - Page 68

• Manufacturer Part Number: cx29503
• Description: Cx29503 Broadband Access Multiplexer Data Sheet
• Manufacturer: Mindspeed Technologies

Functional Description
Figure 2-9. DS3/E3 Framer Block Diagram
2-20
Loopback
NOTE(S)
1. { } indicates a programmable control bit.
Shallow
OneSec AD A ALE RD WR es DTAOL Intr.
Line
RXNEG
LINECK
Loopback
RXPOS
Status Register End Counters
Microprocessor Interface
Source
MUX
TXNEG
TXPOS
TCLKO
Receiver and Transmitter
Performance Monitoring
MUX
Encoder
Control
and Status
Decoder
RXCKI
Mindspeed Technologies™
Unipolar
Data
Unipolar
TXCLK
Remote Line
Data
Loopback
Preliminary Information
Dejitter
VCO
FIFO
RX
Overhead
Insertion
Framing
TXCKI
and
{RXFIFEN}
MUX
MUX
{TXALM}
MUX
Channel
TEXT
TEXTCK
TXSY
TXGAPCK
FEAC
Frame/Overhead/
RX
RECOVERY
Payload Bit
Frame
Data
Link
Channel
Check
RX
FEAC
Data
Link
FEBE/RAI
Generator
TX
TX
Generator
To Message Byte
and Status Register
in µP Interface
Payload
Pattern
To Message
Buffer and Status
Register in µP
Interface
From Message Buffer
in µP Interface
To Status Register
in µP Interface
From Message Byte
in µP Interface
To Status Register
in µP Interface
TXDATI
Generation
RXDAT
RXMSY
RXGAPCK
REXT
REXTCK
FEBE/RAI
Indication
Status/Event
Indications to
µP Interface
Status Registers
and Counters
CX29503 Data Sheet
29503-DSH-002-B
100702_017