CX28398 Conexant Systems, CX28398 Datasheet - Page 103

• Manufacturer Part Number: CX28398
• Description: (CX28394 - CX28398) Quad/x16/Octal?T1/E1/J1 Framers
• Manufacturer: Conexant Systems

CX28394/28395/28398
Quad/x16/Octal—T1/E1/J1 Framers
Figure 2-23. Interrupt-Driven Transmit Data Link Processing
100054E
0x00
0x20
0x40
0x60
Message
Block 1
Block 2
Block 3
Block 4
Write End of Message Register
Interrupt Service Routine
Write Block/Byte to FIFO
Write Block/Byte to FIFO
Read Interrupt Status
Transmit Message
Interrupt Occurred
Main Line Code
Link Near Empty
Transmit Data
Yes
Yes
Message
Interrupt
Return
Return
End of
Conexant
If
If
No
No
Process Other Interrupt
Return
Return
2.0 Circuit Description
2.4 Transmitter
2-45