Datasheet

ManualsBrandsMAXIM INTEGRATED ManualsInterface ICsInterface IC - transceivers T1/E1/J1 8/8 CSBGA 256

DS26518 8-Port T1/E1/J1 Transceiver

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Table 9-24 shows some of the registers related to maintenance and alarms.

Table 9-24. Registers Related to Maintenance and Alarms

FRAMER 1

ADDRESSES

FUNCTION

Receive Real-Time Status Register 1 (RRTS1) 0B0h Real-time receive status 1.

Receive Interrupt Mask Register 1(RIM1) 0A0h Real-time interrupt mask 1.

Receive Latched Status Register 2 (RLS2) 091h Real-time latched status 2.

Receive Real-Time Status Register 3 (RRTS3) 0B2h Real-time receive status 2.

Receive Latched Status Register 3 (RLS3) 092h Real-time latched status 3.

Receive Interrupt Mask Register 3 (RIM3) 0A2h Real-time interrupt mask 3.

Receive Interrupt Mask Register 4 (RIM4) 0A3h Real-time interrupt mask 3.

Receive Latched Status Register 7 (RLS7) 096h Real-time latched status 7.

Receive Interrupt Mask Register 7 (RIM7) 0A6h Real-time interrupt mask 7.

Transmit Latched Status Register 1 (TLS1) 190h Loss of transmit clock status, etc.

Transmit Latched Status Register 3

(Synchronizer) (

TLS3)

192h Loss of frame status.

Receive DS0 Monitor Register (RDS0M) 060h Receive DS0 monitor.

Error-Counter Configuration Register (ERCNT) 086h Configuration of the error counters.

Line Code Violation Count Register 1

(

LCVCR1)

050h Line code violation counter 1.

Line Code Violation Count Register 2

(

LCVCR2)

051h Line code violation counter 2.

Path Code Violation Count Register 1

(

PCVCR1)

052h Receive path code violation counter 1.

Path Code Violation Count Register 2

(

PCVCR2)

053h Receive path code violation counter 2.

Frames Out of Sync Count Register 1

(

FOSCR1)

054h Receive frame out of sync counter 1

Frames Out of Sync Count Register 2

(

FOSCR2)

055h Receive frame out of sync counter 2

E-Bit Count Register 1 (E1EBCR1) 056h E-bit count register 1.

E-Bit Count Register 2 (E1EBCR2) 057h E-bit count register 2.

Note: The addresses shown above 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.