ds26524 Maxim Integrated Products, Inc., ds26524 Datasheet - Page 65

• Manufacturer Part Number: ds26524
• Description: Ds26524 Quad T1/e1/j1 Transceiver
• Manufacturer: Maxim Integrated Products, Inc.

8.9.17 Framer Payload Loopbacks
The framer, payload, and remote loopbacks are controlled by Receive Control Register 3 (RCR3).
Table 8-32. Registers Related to Framer Payload Loopbacks
Framer Loopback
Payload Loopback
Remote Loopback
Note: The addresses shown are for Framer 1. Addresses for Framers 2 to 4 can be calculated using the following: Framer n = (Framer 1
address + (n - 1) x 200h); where n = 2 to 4 for Framers 2 to 4.
RECEIVE CONTROL
REGISTER 3 (RCR3)
ADDRESSES
FRAMER
083h
083h
083h
Transmit data output from the framer is looped back to the receiver.
The 192-bit payload data is looped back to the transmitter.
Data recovered by the receiver is looped back to the transmitter.
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FUNCTION