RELEASED
PM73123 AAL1GATOR-8
DATASHEET
PMC-2000097
ISSUE 2
8 LINK CES/DBCES AAL1 SAR
data consists of 192 bits. Therefore, each frame buffer contains 1.33 frames of
T1 data. This must be considered when determining CDVT numbers.
Figure 44 Unstructured Format of the R_DATA_BUFFER
Data Bits
Frame Buffer Number
0
255
0
256 bits
256 bits
256 bits
1
2
256 bits
511
Figure 45 shows the contents of the receive signaling buffer with an ESF-
formatted T1 line in the SDF-MF mode. Even channel bytes are stored in the
low-byte end of the data words.
Figure 45 T1 ESF SDF-MF Format of the R_SIG_BUFFER
Byte Address
31
0
Channel 24
Not Us ed
Chan ne l 31
Not Used
Chan nel 22
A BCD
Channel 23
ABCD
Chan nel 1
ABCD
Channe l 0
ABCD
0
1
2
3
Multiframe
15
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