MT9072 Zarlink Semiconductor, Inc., MT9072 Datasheet - Page 8

• Manufacturer Part Number: MT9072
• Description: Octal T1-E1-J1 Framer
• Manufacturer: Zarlink Semiconductor, Inc.

MT9072
Performance Monitoring
Error Counters
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Maskable Interrupts (continued)
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All counters can be cleared or preset by writing to the appropriate locations
Maskable occurrence interrupt
Maskable overflow interrupt
Counters can be latched on one second intervals
One second timer
Two second timer
Excessive zero counter
overflow
Excessive zero event
Transmit slip
Receive slip
CRC-6 Multiframe Counter (8-bit)
PRBS Error Counter (8-bit)
Multiframes Out of Sync Counter (16-bit)
Framing Bit Error Counter (16-bit)
Bipolar Violation Counter (16-bit)
CRC-6 Error Counter (16-bit)
Out of Frame Alignment Counter (8-bit)
Change of Frame Alignment Counter (8-bit)
Excessive Zeros Counter (8-bit)
T1/J1 Mode Interrupts
T1/J1 Mode
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Receive PRBS error
Sa5 bit set
Sa6 bit set
Eighth consecutive identical
Sa6 nibble
Sa6 nibble change
Sa nibble change
Sa5 bit change
Sa bit change
Signaling (CAS) bit change
Two millisecond timer
Ten millisecond timer
One hundred millisecond
timer
One second timer
E1 Mode Interrupts
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CRC-4 Multiframe Counter (8-bit)
PRBS Error Counter (8-bit)
Loss of Basic Frame Sync (16-bit)
E-bit Error Counter (16-bit)
Bipolar Violation Counter (16-bit)
CRC-4 Error Counter (16-bit)
FAS Bit Error Counter (8-bit)
FAS Error Counter (8-bit)
E1 Mode
Advance Information
HDLC Interrupts