Motorola MC68824 User Manual page 32

Token-passing bus controller
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DISPLACEMENT
UPDATED
(IN BYTES)
DESCRIPTION OF FIELD
BY
00
PRIVATE AREA FUNCTION CODE
Host
02
PRIVATE AREA POINTER - HIGH
Host
04
PRIVATE AREA POINTER - LOW
Host
06
ZERO
Host
08
INITIAL HI_PRIORITY_TOKEN-HOLD_TIME
Host
OA
ZERO
Host
II
OC
ZERO
Host
OE
INITIAL TARGEL.ROTATIDN_TIME FOR ACCESS CLASS 4
Host
10
ZERO
Host
12
INITIAL TARGET-ROTATION_TIME FOR ACCESS CLASS 2
Host
14
ZERO
Host
16
INITIAL TARGET-ROTATION_TIME FOR ACCESS CLASS 0
Host
18
ZERO
Host
lA
INITIAL TARGET-ROTATION_TIME FOR RING MAINTENANCE
Host
lC
INITIAL RING MAINTENANCE TIME INITIAL VALUE
Host
IE
INITIAL SOURCE SEGMENT/BRIDGE 10 (SID)
Host
20
INITIAL TARGET SEGMENT/BRIDGE ID (TID)
Host
22
INITIAL SEGMENT NUMBER MASK FOR SOURCE ROUTING
Host
24
INITIAL MALINTEfLSOLlCIT_COUNT
Host
26
INITIAL RX FRAME STATUS ERROR MASK
Host
28
INITIAL TX QUEUE ACCESS CLASS 6 STATUS
Host
2A
INITIAL TX QUEUE ACCESS CLASS 6 HOQ POINTER
Host
2E
ZERO
Host
30
INITIAL TX QUEUE ACCESS CLASS 4 STATUS
Host
32
INITIAL TX QUEUE ACCESS CLASS 4 HOQ POINTER
Host
36
ZERO
Host
38
INITIAL TX QUEUE ACCESS CLASS 2 STATUS
Host
3A
INITIAL TX QUEUE ACCESS CLASS 2 HOQ POINTER
Host
3E
ZERO
Host
40
INITIAL TX QUEUE ACCESS CLASS 0 STATUS
Host
42
INITIAL TX QUEUE ACCESS CLASS 0 HOQ POINTER
Host
46
ZERO
Host
48
INITIAL RX QUEUE ACCESS CLASS 6 EOQ POINTER
Host
4C
INITIAL RX QUEUE ACCESS CLASS 4 EOQ POINTER
Host
50
INITIAL RX QUEUE ACCESS CLASS 2 EOQ POINTER
Host
54
INITIAL RX QUEUE ACCESS CLASS 0 EOQ POINTER
Host
58
INITIAL FREE FRAME DESCRIPTOR POOL POINTER TO FIRST FD
Host
5C
INITIAL FREE BUFFER DESCRIPTOR POOL POINTER TO FIRST BD
Host
60
INITIAL GROUP ADDRESS MASK - LOW
Host
62
INITIAL GROUP ADDRESS MASK - MEDIUM
Host
64
INITIAL GROUP ADDRESS MASK - HIGH
Host
66
INITIAL INDIVIDUAL ADORESS MASK - LOW
Host
68
INITIAL INDIVIDUAL ADDRESS MASK - MEDIUM
Host
6A
INITIAL INDIVIDUAL ADDRESS MASK - HIGH
Host
6C
INITIAL NON RWR MAX RETRY LIMIT
Host
6E
INITIAL RWR MAX RETRIES LIMIT
Host
70
INITIAL SLOT TIME
Host
72
INITIAL THIS STATION ADDRESS - LOW
Host
74
INITIAL THIS STATION ADDRESS - MEDIUM
Host
76
INITIAL THIS STATION ADORESS - HIGH
Host
78
INITIAL PAD TIMER PRESET (PTP)
Host
7A
BIT 15 - INITIAL IN-RING DESIRED
Host
BIT 14 - INITIAL ADDRESS LENGTH (48/16 BITS)
Host
7C
ZERO
Host
7E
ZERO
Host
Figure 2-3. Initialzation Table (Sheet 1 of 2)
MC68824 USER'S MANUAL
MOTOROLA
., 11

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