DS21Q55N Maxim Integrated Products, DS21Q55N Datasheet - Page 186
DS21Q55N
Manufacturer Part Number
DS21Q55N
Description
Framer E1/J1/T1 3.3V 256-Pin BGA
Manufacturer
Maxim Integrated Products
Datasheet
1.DS21Q55N.pdf
(237 pages)
Specifications of DS21Q55N
Package
256BGA
Number Of Transceivers
4
Standard Framing Format
E1|J1|T1
Maximum Supply Current
75(Typ) mA
Minimum Single Supply Voltage
3.135 V
Maximum Single Supply Voltage
3.465 V
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25.1.1 Number-of-Errors Left Register
The host can read the NOELx registers at any time to determine how many errors are left to be inserted.
Register Name:
Register Description:
Register Address:
Bit #
Name
Default
Bits 0 to 7/Number-of-Errors Left Counter Bits 0 to 7 (C0 to C7). Bit C0 is the LSB of the 10-bit counter.
Register Name:
Register Description:
Register Address:
Bit #
Name
Default
Bits 0, 1/Number-of-Errors Left Counter Bits 8 to 9 (C8 to C9). Bit C9 is the MSB of the 10-bit counter.
C7
—
7
0
7
0
C6
—
NOEL1
Number-of-Errors Left 1
EEh
NOEL2
Number-of-Errors Left 2
EFh
6
0
6
0
C5
—
5
0
5
0
C4
—
4
0
4
0
186 of 237
C3
—
0
0
3
3
C2
—
2
0
2
0
C1
C9
1
0
1
0
C0
C8
0
0
0
0
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