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DS26518 8-Port T1/E1/J1 Transceiver

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9.9.6 E1 Data Link

Table 9-23 shows the registers related to E1 data link.

Table 9-23. Registers Related to E1 Data Link

FRAMER 1

ADDRESSES

FUNCTION

E1 Receive Align Frame Register (E1RAF) 064h Receive frame alignment register.

E1 Receive Non-Align Frame Register

E1RNAF)

065h Receive nonframe alignment register.

E1 Received Si Bits of the Align Frame

E1RsiAF)

066h Receive Si bits of the frame alignment frames.

Received Si Bits of the Non-Align Frame

E1RSiNAF)

067h

Receive Si bits of the nonframe alignment

frames.

Received Sa4 to Sa8 Bits Register

(

E1RSa4 to E1RSa8)

069h, 06Ah,

06Bh, 06Ch,

06Dh

Receive Sa bits.

Transmit Align Frame Register (E1TAF) 164h Transmit align frame register.

Transmit Non-Align Frame Register

(

E1TNAF)

165h Transmit non-align frame register.

Transmit Si Bits of the Align Frame

E1TSiAF)

166h Transmit Si bits of the frame alignment frames.

Transmit Si Bits of the Non-Align Frame

E1TSiNAF)

167h

Transmit Si bits of the nonframe alignment

frames.

Transmit Sa4 to Sa8 Bits Register

(

E1TSa4 to E1TSa8)

169h, 16Ah,

16Bh, 16Ch,

16Dh

Transmit Sa4 to Sa8.

E1 Transmit Sa-Bit Control Register

(

E1TSACR)

114h Transmit sources of Sa control.

Note: The addresses shown are for Framer 1. Addresses for Framers 2 to 8 can be calculated using the following: Framer n = (Framer 1

address + (n - 1) x 200hex); where n = 2 to 8 for Framers 2 to 8.