MT90812 Mitel Networks Corporation, MT90812 Datasheet - Page 78

• Manufacturer Part Number: MT90812
• Description: Integrated Digital Switch (IDX)
• Manufacturer: Mitel Networks Corporation

MT90812
22.33 HRA Status 2 (HS2)
The register is configured as follows:
22.34 HRA Status 3 (HS3)
The register is configured as follows:
Reading the channel number via this register clears the status bit RXCHNL.
74
Read Address is: 56
Reset Value is: 80
Read Address is: 57
Reset Value is: 80
3-0
3-0
Bit
Bit
7
6
5
4
7
6
5
4
RXCHNL
TXCHNL
CTSACT
TXCHNL
PRX4-1
PRX4-1
TXACT
unused
Name
Name
FLAG
FLAG
TXCHNL
7
H
H
TXCHNL
H
H
7
RXCHNL
TX Channel Number Latched (TXCHNL). The next TX channel number in write
register 3 has been latched by the TX control circuitry and may be rewritten when
this bit is high. The bit is automatically reset when a write to register 3 occurs. On
reset, this bit will be high, although the transmitter will be inactive.
Transmitter Active (TXACT). When high, this status bit indicates that the
transmitter is currently active. On reset, this bit will be low, and TxCEN will be
disabled.
Clear-to-Send Active (CTSACT). See description in HS1 register.
Flag Detect (FLAG). See description in HS1 register.
Present Receive Channel (PRX). See description in HS1 register.
6
TX Channel Number Latched (TXCHNL).
Receive Channel Latched (RXCHNL). See description in HS1 register.
Unused.
Flag Detect (FLAG). See description in HS1 register.
Present Receive Channel (PRX). See description in HS1 register.
TXACT
6
5
CTSACT
5
FLAG
4
FLAG
4
PRX4
3
PRX4
Description
Description
3
PRX3
2
PRX3
2
PRX2
1
Advance Information
PRX2
1
PRX1
0
PRX1
0