cx28560 Mindspeed Technologies, cx28560 Datasheet - Page 107

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

CX28560 Data Sheet
Table 5-17. Non-BUFFC Interrupt Descriptors Format (1 of 2)
28560-DSH-001-B
62:58
57:47
46:43
40:38
36:34
32:30
28:25
24:20
19:18
Field
Bit
63
42
41
37
33
29
17
16
15
14
TYP
RSVD
CH [10:0]
RSVD
CHDIR
RXBUFF/TXBUFF
RSVD
RXRSVD/
TXEOM
RSVD
RXCHABT/TXRSVD
RSVD
RXCHIC/TXRSVD
RSVD
PRT [4:0]
RSVD
PRTDIR
RXCOFA/TXCOFA
RXOOF/TXRSVD
RXFREC/TXRSVD
Name
Non-BUFFC Interrupt Descriptor Format
The Non-BUFFC Interrupt Descriptor is 64 bits wide, and the detailed description of
its fields is provided in
most significant bit in the Non-BUFFC Interrupt Descriptor is always read as 1.
Value
—
—
—
—
—
—
—
—
—
—
1
0
0
1
0
0
0
0
0
0
1
Interrupt descriptor—type 1.
Reserved
Channel number causing the interrupt
Reserved
Receive Channel Interrupt.
Transmit Channel Interrupt.
Buffer Error.
Data is lost. The CX28560 has no place to read or write data internally. If from
transmitter, then internal buffer underrun. If from receiver, internal buffer overflows.
Reserved
Receive: Reserved
Transmit: end of message.
Reserved
Receive: change to abort code
Set to one when the received pad fill code changes from 7Eh to all ones
---------------
Transmit: reserved.
Reserved
Receive: change to idle code
Set to one when a received pad fill code changes from all ones to 7Eh
---------------
Transmit: reserved.
Reserved
Port number causing the interrupt.
Reserved
Receive Port Interrupt.
Transmit Port interrupt.
Change Of Frame Alignment. Set to one when a COFA condition is detected.
Receive: Out-Of-Frame. Set to one when serial port is configured in channelized mode
and receiver-out-of-frame (ROOF) input signal assertion is detected.
---------------
Transmit: reserved.
Receive: frame recovery.
Set to one when serial port transitions from Out-Of-Frame (OOF) back to in-frame.
-------------
Transmit: Reserved.
Mindspeed Technologies™
Advance Information
Table 5-17, Non-BUFFC Interrupt Descriptors
Description
The CX28560 Memory Organization
Format. The
5
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17