tmxf28155 ETC-unknow, tmxf28155 Datasheet - Page 253

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

Preliminary Data Sheet
May 2001
12 28-Channel Framer Registers
12.4 HDLC Global Configuration and Status Registers
Table 327. FRM_HGR1, Transmit HDLC Global Register 1 (R/W)
Table 328. FRM_HGR2, Transmit HDLC Global Register 2 (R/W)
Table 329. FRM_HGR3, Transmit HDLC Global Register 3 (R/W)
Table 330. FRM_HGR4, Transmit HDLC Global Register 4 (R/W)
Agere Systems Inc.
Address
Address
Address
Address
0x80140
0x80141
0x80142
0x80143
15:10
15:10
15:8
15:8
Bit
9:0
Bit
9:0
Bit
7:0
Bit
7:0
FRM_HTTHRSH0[9:0] HDLC Transmit FIFO Threshold 0. These bits indicate
FRM_HTTHRSH1[9:0] HDLC Transmit FIFO Threshold 1. These bits indicate
FRM_TXICHAR0[7:0] Transparent Mode Transmit Idle Char 0. These bits are
FRM_TXICHAR1[7:0] Transparent Mode Transmit Idle Char 1. These bits are
Name
Name
Name
Name
—
—
—
—
Reserved. Must write to 0.
used in transparent mode. They represent the first 8-bit pat-
tern the transmitter should send when there is no data
available in the FIFO. One of the four patterns can be
selected on a per-channel basis with the
FRM_HXPIDLE[1:0]
Reserved. Must write to 0.
used in transparent mode. They represent the second 8-bit
pattern the transmitter will send when there is no data avail-
able in the FIFO. One of the four patterns can be selected
on a per-channel basis with the FRM_HXPIDLE[1:0]
(Table
Reserved. Must write to 0.
the threshold levels for the Tx FIFOs. When a channel is
enabled and the number of bytes in its FIFO decrements
to this value, its FRM_HTTHRSH
(optionally causes interrupt). FRM_HTTHRSH0[9:0] or
FRM_HTTHRSH1[9:0] is selected on a per-channel basis
with the FRM_HTTHRSEL
Reserved. Must write to 0.
the threshold levels for the Tx FIFOs. When a channel is
enabled and the number of bytes in its FIFO decrements
to this value, its FRM_HTTHRSH bit is set (optionally
causes interrupt). FRM_HTTHRSH0[9:0] or
FRM_HTTHRSH1[9:0] is selected on a per-channel basis
with the FRM_HTTHRSEL
(continued)
436) parameter.
155/51 Mbits/s SONET/SDH x28/x21 DS1/E1
(Table
Function
Function
Function
Function
(Table
(Table
436) parameter.
TMXF28155/51 Super Mapper
(Table
436) parameter.
436) parameter.
436) bit is set
Default
Default
Default
Default
Reset
0x000
Reset
0x000
Reset
Reset
0x00
0x00
0x00
0x00
0x00
0x00
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