MT9196 Mitel Semiconductor, MT9196 Datasheet - Page 13

• Manufacturer Part Number: MT9196
• Description: Integrated Digital Phone Circuit (IDPC)
• Manufacturer: Mitel Semiconductor

Preliminary Information
IRQ
FP
DSTo/
DSTi
Di-bit Group
Receive
D-Channel
FP
C4i
C2
Din
IRQ
Di-bit Group
Receive
D-Channel
IRQ
FP
* note that frame n+4 is equivalent to frame n of the next cycle.
D0
D0
n-7
I
n-3
I
No preset value
No preset value
8 kb/s operation
D1
D1
n-6
II
D0
D2
D2
III
n-5
II
n-2
D3
IV
n-4
D3
Figure 8c - D-Channel 8 kb/s Operation
Figure 8a - D-Channel 16 kb/s Operation
D4
16 kb/s operation
n-3
V
D4
Figure 8b - IRQ Timing Diagram
D1
III
D5
n-1
VI
n-2
Di-bit Group
D5
D-Channel
D6
VII
Transmit
n-1
D6
Di-bit Group
D-Channel
VIII
D7
Transmit
IV
n
n
t
D0
if
D7
Microport Read/Write Access
n+1
I
=500 nsec max
Power-up reset to 1111 1111
D0
D1
n+2
II
n+1
I
Microport Read/Write Access
D2
III
n+3
D1
Microport Read/Write Access
D3
IV
n+4
D2
Power-up reset to 1111 1111
D4
II
n+2
n+5
V
D3
D5
VI
n+6
D4
D6
VII
or next FP, whichever occurs first
n+7
III
Read/Write of Address 15 Hex
n+3
VIII
D7
n+8
D5
Reset coincident with
t
R
D6
ir
MT9196
pullup
=500 nsec max
D-Channel
IV
n+4*
= 10 k
D7
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