tmxf28155 ETC-unknow, tmxf28155 Datasheet - Page 358

• Manufacturer Part Number: tmxf28155
• Description: Tmxf28155 Super Mapper 155/51 Mbits/s Sonet/sdh X28/x21 Ds1/e1
• Manufacturer: ETC-unknow

155/51 Mbits/s SONET/SDH x28/x21 DS1/E1
16 Microprocessor Interface Functional Description
16.7 Super Mapper Global Interrupt Status and Control
The Super Mapper provides two hardware interrupt output pins: one global (INTN pin AB24) and one for the
SONET automatic protection switching (APS_INTN pin AC25). Both interrupt pins are active-low and are open-
drain outputs to allow a wired OR with complementary devices.
Interrupt status for major functional blocks are summarized in
16.8 Global Control
Several registers in this block provide global control of Super Mapper features. The register descriptions are self-
explanatory, but some highlights are listed as follows:
358
Global enabling and powering down of major functional blocks is shown in
Power Control Register (RW) on page
Software resets for major functional blocks are shown in
(RW) on page66
Global reset of the Super Mapper is controlled with SMPR_SWRS, bit 8 in
Register (RW) on page
.
66.
71.
Table 66 SMPR_MSRR, Block Software Reset Register
Table 63
and maskable in
(continued)
Table 65 SMPR_GTR, Global Trigger
Table 71 SMPR_CPCR, Clock and
Table
64.
Agere Systems Inc.
May 2001