MT90812 Mitel Networks Corporation, MT90812 Datasheet - Page 21

• Manufacturer Part Number: MT90812
• Description: Integrated Digital Switch (IDX)
• Manufacturer: Mitel Networks Corporation

Advance Information
The previous diagrams illustrate the Data Memory allocation for the timeslots on EST0 and EST1. Fig. 12
illustrates Connect Memory allocation for the timeslots on EST0 and EST1. For the IDX A, which has EP0,EP1
= 00, the circled timeslots are read as incoming data to Data Memory. The other timeslots are outgoing
Expansion Bus Data
Hex 00
A6-A0
Figure 10 - Data Memory Assignment for Expansion Bus Timeslots for EP1,EP0 = 10
Figure 11 - Data Memory Assignment for Expansion Bus Timeslots for EP1,EP0 = 11
Expansion Bus
1F
3F
5F
7F
00
01
20
21
40
41
60
61
A6-A0
Data Memory
-
-
-
-
Hex
Memory
00
01
1F
20
21
3F
40
41
5F
60
61
7F
-
-
-
-
EC32
ED32
EC32
ED32
EA32
EB32
EA32
EB32
EA1
EA2
EB1
EB2
EC1
EC2
ED1
ED2
EA1
EA2
EB1
EB2
EC1
EC2
ED1
ED2
DM
DM
-
-
-
-
-
-
-
-
.
.
EST0
EST1
EST0
EST1
FP
FP
A1
A1
A1
A1
B1
B1
B1
B1
C1
C1
C1
C1
D1
D1
D1
D1
A2
A2
A2
A2
B2
B2
B2
B2
C2
C2
C2
C2
MT90812
D2
D2
D2
D2
17