IDT82P2284 Integrated Device Technology, Inc., IDT82P2284 Datasheet - Page 124

• Manufacturer Part Number: IDT82P2284
• Description: 4 Channel T1/J1/E1 Transceiver
• Manufacturer: Integrated Device Technology, Inc.

IDT82P2284
5.2
selected in registers 020H, 120H, 220H and 320H.
be divided into global configuration registers and per-link configuration registers. The register with only one address following its name is the global
configuration register, and the register with a set of address (four addresses) following its name is the per-link configuration register.
T1/J1 Or E1 Mode (020H, 120H, 220H, 320H)
T1/J1:
T1 and J1 for the current link.
FM[1:0]:
mat.
TEMODE:
Programming Information
Bit Name
Default
Bit No.
Type
Depending on the operating mode, the registers are configured for T1/J1 or E1. Before setting any other registers, the operating mode should be
According to the access method, the registers can be divided into direct registers and indirect registers. In the direct registers, the registers can
This bit is valid when T1/J1 operating mode is selected by the corresponding TEMODE bit (b0, 020H,...). It selects the operating mode between
= 0: T1 mode is selected.
= 1: J1 mode is selected.
These two bits are valid when T1/J1 operating mode is selected by the corresponding TEMODE bit (b0, 020H,...). They select the operating for-
= 00: SF format is selected.
= 01: ESF format is selected.
= 10: T1 DM format is selected. This selection is valid in T1 operating mode only.
= 11: SLC-96 format is selected. This selection is valid in T1 operating mode only.
This bit selects the operating mode for the current link.
= 0: E1 mode is selected.
= 1: T1/J1 mode is selected.
REGISTER DESCRIPTION
7
6
Reserved
5
4
113
QUAD T1/E1/J1 LONG HAUL / SHORT HAUL TRANSCEIVER
T1/J1
R/W
3
0
FM1
R/W
2
0
FM0
R/W
1
0
March 22, 2004
TEMODE
R/W
0
0