66
Agere Systems Inc.
TMXF28155 Supermapper
155/51 Mbits/s SONET/SDH x28/x21 DS1/E1
Data Sheet
June 2002
7 Microprocessor Interface and Global Control and Status Registers
(continued)
Table 73. SMPR_ISR, Supermapper Interrupt Status Register (RO)
Address
Bit
Name
Function
Reset
Default
0x0000
0x00008
15
SMPR_APS_IS
APS Interrupt.
Active-high signal indicating an interrupt
event has occurred in the automatic protection switch (APS)
block, which is within the TMUX block.
Reserved.
Microprocessor Interface Data Bus Parity Error Inter-
rupt.
Active-high signal indicating a microprocessor data
bus parity error has occurred. Summary of errors detected
in PAR[1] and PAR[0] parity detectors.
SMPR_PMRESET_IS
Performance Monitor Reset Interrupt.
Active-high signal
indicating a 1 s event has occurred.
SMPR_TPG_IS
TPG Interrupt.
Active-high signal indicating an interrupt
event has occurred in the test pattern generation block.
SMPR_DJA_IS
DJA Interrupt.
Active-high signal indicating an interrupt
event has occurred in the digital jitter attenuation block.
SMPR_FRM_IS
FRM Interrupt.
Active-high signal indicating an interrupt
powerup, this bit is erroneously set. A device initialization
routine containing the following sequence should clear the
interrupt:
14:10
9
RSVD
SMPR_PARITY_IS
8
7
6
5
I
Power up the framer block by selecting one of the clock
options in address 0x00012.
I
Set and clear the framer software reset bit, bit
5 of
address 0x0000E.
I
Power down the framer block in address 0x00012.
XC Interrupt.
Active-high signal indicating an interrupt
event has occurred in the cross connect block.
M13 Interrupt.
Active-high signal indicating an interrupt
event has occurred in the M13 multiplexer/demultiplexer
block.
VTMPR Interrupt.
Active-high signal indicating an interrupt
event has occurred in the VT mapper block.
SPEMPR Interrupt.
Active-high signal indicating an inter-
rupt event has occurred in the SPE mapper block.
TMUX Interrupt.
Active-high signal indicating an interrupt
event has occurred in the TMUX block.
4
SMPR_XC_IS
3
SMPR_M13_IS
2
SMPR_VTMPR_IS
1
SMPR_SPEMPR_IS
0
SMPR_TMUX_IS