DS33R11 Ethernet Mapper with Integrated T1/E1/J1 Transceiver
15 of 344
2.14 Test and Diagnostics
•
IEEE 1149.1 support
•
Programmable on-chip bit error-rate tester (BERT)
•
Pseudorandom patterns including QRSS
•
User-defined repetitive patterns
•
Daly pattern
•
Error insertion single and continuous
•
Total bit and errored bit counts
•
Payload error insertion
•
Error insertion in the payload portion of the T1 frame in the transmit path
•
Errors can be inserted over the entire frame or selected channels
•
Insertion options include continuous and absolute number with selectable insertion rates
•
F-bit corruption for line testing
•
Loopbacks: remote, local, analog, and per-channel loopback