ds21ft40 Maxim Integrated Products, Inc., ds21ft40 Datasheet - Page 38

• Manufacturer Part Number: ds21ft40
• Description: Ds21ft40 Four X Three 12 Channel E1 Framer
• Manufacturer: Maxim Integrated Products, Inc.

IMR1: INTERRUPT MASK REGISTER 1 (Address=16 Hex)
(MSB)
RSA1
SYMBOLS
SYMBOLS
RDMA
RCMF
RSLIP
LOTC
TSLIP
RUA1
RLOS
RSA1
RSA0
RRA
RCL
RDMA
POSITION
POSITION
IMR1.7
IMR1.6
IMR1.5
IMR1.4
IMR1.3
IMR1.2
IMR1.1
IMR1.0
SR2.2
SR2.1
SR2.0
RSA0
NAME AND DESCRIPTION
Receive CRC4 Multiframe. Set on CRC4 multiframe
NAME AND DESCRIPTION
Receive Signaling All Ones / Signaling Change.
Receive Distant MF Alarm.
Receive Elastic Store Slip Occurrence.
Receive Remote Alarm.
Loss of Transmit Clock. Set when the TCLK pin has not
transitioned for one channel time (or 3.9 s).
boundaries; will continue to be set every 2 ms on an arbitrary
boundary if CRC4 is disabled.
Transmit Elastic Store Slip. Set when the elastic store has
either repeated or deleted a frame of data.
0=interrupt masked
1=interrupt enabled
0=interrupt masked
1=interrupt enabled
Receive Signaling All Zeros / Signaling Change.
0=interrupt masked
1=interrupt enabled
0=interrupt masked
1=interrupt enabled
Receive Unframed All Ones.
0=interrupt masked
1=interrupt enabled
0=interrupt masked
1=interrupt enabled
Receive Carrier Loss.
0=interrupt masked
1=interrupt enabled
Receive Loss of Sync.
0=interrupt masked
1=interrupt enabled
RSLIP
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RUA1
RRA
RCL
RLOS
(LSB)
DS21FT40