CXB1583Q
CXB1583Q Functions
1. Data map to the 8b/10b alphabet notation
PDI0 is the start bit.
PDI, PDO
8b/10b alphabet notation
0
1
2
3
4
5
6
7
8
9
a
b
c
d
e
i
f
g
h
j
2. COMMA DETECT
When CDETENB is high and the SDIN input data row includes K28.5, PDO0 to 9 are synchronized with K28.5
and output. Byte synchronization is also performed to ±Comma.
Serial Data
+K28.5
Comma (positive)
Comma (negative)
–K28.5
PDO0
PDO9
a
b
c
d
e
i
f
g
h
j
0
0
1
1
1
1
1
0
1
0
0
0
1
1
1
1
1
X
X
X
1
1
0
0
0
0
0
X
X
X
1
1
0
0
0
0
0
1
0
1
3. TXSER, LPBK operation modes
TXSER
Low
Low
High
High
Input
LPBK
Low
High
Low
High
TXSOUT
Disabled/Static
Disabled/Static
Serialized PDI
Serialized PDI
Output
SDOUT
Serialized PDI
Disabled/Static
TXSIN
Disabled/Static
PDO0 to 9
SDIN
PDI
SDIN
TXSIN
4. LCKREF∗ operation modes
LCKREF input level
High
Low
RXPLL comparison signal
SDIN, SDIN∗
REFCLK
5. CDETENB
CDETENB input level
High
Low
Operation
Byte synchronization with the Comma signal
Byte synchronization function stop
– 11 –