HC4GX15 Datasheet, PDF (312/668 Pages) Altera Corporation – HardCopy IV Device Handbook

1–48
Chapter 1: HardCopy IV GX Transceiver Architecture
Transmitter Channel Datapath
Figure 1–35 shows the transmitter polarity inversion feature in a single-width 10-bit
wide datapath configuration.
Figure 1–35. Transmitter Polarity Inversion in Single-Width Mode
Output from transmitter PCS
Converted data output to the
transmitter serializer
0 ^MSB
1 ^MSB
1
0
1
0
1
0
tx _invpolarity = high
0
1
0
1
0
1
1
0
0
1
0 LSB
1 LSB
HardCopy IV Device Handbook Volume 3
© June 2009 Altera Corporation