IDT82P2288 Integrated Device Technology, Inc., IDT82P2288 Datasheet - Page 110

• Manufacturer Part Number: IDT82P2288
• Description: 8 Channel T1/J1/E1 Transceiver
• Manufacturer: Integrated Device Technology, Inc.

IDT82P2288
4.5
mit Payload Control blocks, per-channel/per-timeslot indirect register is
accessed by using an indirect register access scheme.
4.5.1
is ‘0’;
specify the indirect register address;
the bit is ‘0’;
Table 81: Related Bit / Register In Chapter 4
Operation
ADDRESS[6:0]
In Receive CAS/RBS Buffer, Receive Payload Control and Trans-
The indirect register read access is as follows:
- Read the BUSY bit in the Access Status register to confirm the bit
- Write the Access Control register to initiate the read operation and
- Read the BUSY bit in the Access Status register again to confirm
TEMODE
FM[1:0]
R_OFF
T_OFF
BUSY
D[7:0]
T1/J1
RWN
Bit
INDIRECT REGISTER ACCESS SCHEME
-
INDIRECT REGISTER READ ACCESS
TPLC Access Status / RPLC Access Status / RCRB Access Status
TPLC Access Data / RPLC Access Data / RCRB Access Data
TPLC Access Control / RPLC Access Control
Transmit Configuration 0
Receive Configuration 0
/ RCRB Access Control
T1/J1 Or E1 Mode
Software Reset
Register
99
4.5.2
is ‘0’;
specify the indirect register address.
OCTAL T1/E1/J1 LONG HAUL / SHORT HAUL TRANSCEIVER
- Read the indirect register data from the Access Data register.
An indirect register access request is completed within 4 µs.
The indirect register write access is as follows:
- Read the BUSY bit in the Access Status register to confirm the bit
- Write the Access Data register;
- Write the Access Control register to initiate the write operation and
An indirect register access request is completed within 4 µs.
0C8, 1C8, 2C8, 3C8, 4C8, 5C8, 6C8, 7C8 / 0CD, 1CD, 2CD, 3CD,
0CA, 1CA, 2CA, 3CA, 4CA, 5CA, 6CA, 7CA / 0CF, 1CF, 2CF, 3CF,
0C9, 1C9, 2C9, 3C9, 4C9, 5C9, 6C9, 7C9 / 0CE, 1CE, 2CE, 3CE,
INDIRECT REGISTER WRITE ACCESS
4CD, 5CD, 6CD, 7CD / 0D3, 1D3, 2D3, 3D3, 4D3, 5D3, 6D3, 7D3
4CE, 5CE, 6CE, 7CE / 0D4, 1D4, 2D4, 3D4, 4D4, 5D4, 6D4, 7D4
4CF, 5CF, 6CF, 7CF / 0D5, 1D5, 2D5, 3D5, 4D5, 5D5, 6D5, 7D5
020, 120, 220, 320, 420, 520, 620, 720
028, 128, 228, 328, 428, 528, 628, 728
022, 122, 222, 322, 422, 522, 622, 722
Address (Hex)
004
March 22, 2004