cx28560 Mindspeed Technologies, cx28560 Datasheet - Page 169

• Manufacturer Part Number: cx28560
• Description: Hdlc Controller
• Manufacturer: Mindspeed Technologies

CX28560 Data Sheet
7.2.9.5
7.2.9.6
28560-DSH-001-B
Channel-Level Recovery Actions:
Octet Alignment Error (ALIGN)
The HDLC message size after zero-bit extraction was not a multiple of 8 bits.
Reasons:
Effects:
Channel-Level Recovery Actions:
Abort Termination (ABT)
The receiver detects an abort sequence from the distant end. An abort sequence is
defined as any zero followed by 15 consecutive 1s.
Reasons:
Effects:
Channel-Level Recovery Actions:
• The RSLP scans for the opening flag of the next HDLC message.
• RBUFFC is not affected and continues to transfer message data to the host.
• None required.
• Bit errors during transmission.
• Incorrect message transmission from distant end.
• EOM Interrupt with RxALIGN error status, (if ERRIEN = 1 in
• When the message reaches the top of the internal FIFO, the HDLC message is
• The RSLP scans for the opening flag of the next HDLC message.
• RBUFFC is not affected and continues to transfer message data to the host.
• None required.
• Distant end failed to complete transmission of the HDLC message.
• Path conditioning has replaced the normal channel content with an all 1s
• EOM Interrupt with RxABT error status, (if ERRIEN = 1 in
• When the message reaches the top of the internal FIFO, the HDLC message is
• The RSLP scans for the opening flag of the next HDLC message.
• RBUFFC is not affected and continues to transfer message data to the host.
• None required.
RBUFFC Configuration register and
register).
transferred to the host and the Fragment Header is written with ERROR =
ALIGN.
pattern, due to a network alarm condition.
RBUFFC Configuration register and
register).
transferred to the host with the last Fragment Header of the message written as
ERROR = ABT.
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Advance Information
Chapter
Chapter
5.0, TBUFFC Configuration
5.0, TBUFFC Configuration
Chapter
Chapter
Basic Operations
5.0,
5.0,
7
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11