參數(shù)資料
型號(hào): MT90826
廠商: Mitel Networks Corporation
英文描述: Quad Digital Switch(四數(shù)字開關(guān))
中文描述: 四數(shù)字交換機(jī)(四數(shù)字開關(guān))
文件頁數(shù): 17/30頁
文件大?。?/td> 131K
代理商: MT90826
MT90826
17
Figure 6 - Examples for Frame Output Offset Timing
Name
(Note 1)
Description
OFn1, OFn0
(n = 0 to 31)
Output Offset Bits 1 - 0.
These two bits define how soon the serial interface transmitter
output the bit 0 from the STo pin. The output stream offset can be selected to -45ns from
the point where the external frame pulse input signal is applied to the F0i inputs of the
device. See Table 11 and Figure 6.
Table 10 - Frame Output Offset (FOR) Register Bits
Corresponding Output Offset Bits
Output Stream Offset for
8Mb/s, 16Mb/s, 4&8Mb/s and 16&8Mb/s modes
(Not available for 2Mb/s, 4Mb/s and 2&4 Mb/s modes)
OFn1
OFn0
0
0
0ns
0
1
-15ns
1
0
-30ns
1
1
-45ns
Table 11 - Output Offset Bits (FD9, FD2-0)
Read/Write Address:
000A
H
for FOR0 register,
000B
H
for FOR1 register,
000C
H
for FOR2 register,
000D
H
for FOR3 register,
0000
H
for all FOR registers.
Reset value:
7
6
5
4
3
2
1
0
8
9
10
11
12
13
OF00
OF01
OF10
OF11
14
15
OF20
OF21
OF30
OF31
OF40
OF41
OF50
OF51
OF60
OF61
OF70
OF71
FOR0 register
FOR1 register
OF80
OF81
OF90
OF91
OF100
OF101
OF110
OF111
OF120
OF121
OF130
OF131
OF140
OF141
OF150
OF151
OF160
OF161
OF170
O171
OF180
OF181
OF190
OF191
OF200
OF201
OF210
OF211
OF220
OF221
OF230
OF231
FOR2 register
FOR3 register
OF240
OF241
OF250
OF251
OF260
OF261
OF270
OF271
OF280
OF281
OF290
OF291
OF300
OF301
OF310
OF311
F0i
CLK
STo Stream
STo Stream
offset=00, (0ns)
offset=01, (-15ns)
Bit 7
Bit 7
denotes the starting point of the bit cell
(16.384MHz)
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