MK5027N ST Microelectronics, Inc., MK5027N Datasheet - Page 8

• Manufacturer Part Number: MK5027N
• Description: SS7 Signalling Link Controller
• Manufacturer: ST Microelectronics, Inc.

MK5027
Figure 4: MK5027 Buffer Management.
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DESCRIPTOR POINTER
DESCRIPTOR POINTER
CSR 2, CSR3
INITIALIZATION BLOCK
INITIALIZATION BLOCK
XID/TEST TRANSMIT
XID/TEST RECEIVE
BUFFER ADDRESS
TX DESCRIPTOR
ERROR COUNTERS
STATUS BUFFER
TRANSMIT BUFFER
RX DESCRIPTOR
RECEIVE BUFFER
FRAME ADDRESS
TIMER VALUES
POINTER
POINTER TO
POINTER
XID/TEST
XID/TEST
STATUS
FIELDS
MODE
RECEIVER DESCRIPTOR RINGS
TRANSMIT DESCRIPTOR RINGS
DESCRIPTOR 0
DESCRIPTOR 0
DESCRIPTOR 1
DESCRIPTOR M
DESCRIPTOR 1
DESCRIPTOR N
BUFFER STATUS
BUFFER ADDRESS
BUFFER MSG COUNT
BUFFER SIZE
BUFFER STATUS
BUFFER ADDRESS
BUFFER SIZE
BUFFER MSG COUNT
TRANSMIT BUFFER
RECEIVE BUFFER
BUFFER
BUFFER
BUFFER
BUFFER
BUFFER
BUFFER
0
1
M
0
1
N