PI7C9X7954AFDE Pericom Semiconductor, PI7C9X7954AFDE Datasheet - Page 49
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PI7C9X7954AFDE
Manufacturer Part Number
PI7C9X7954AFDE
Description
IC PCIE-TO-UART BRIDGE 128LQFP
Manufacturer
Pericom Semiconductor
Specifications of PI7C9X7954AFDE
Applications
PCIe-to-Uart Bridge
Interface
Advanced Configuration Power Interface (ACPI)
Voltage - Supply
1.8V, 3.3V
Package / Case
128-LQFP
Mounting Type
Surface Mount
Transmitter And Receiver Fifo Counter
Yes
Package Type
LQFP
Mounting
Surface Mount
Operating Temperature (min)
-40C
Operating Temperature (max)
85C
Operating Temperature Classification
Industrial
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PI7C9X7954AFDE
Manufacturer:
PERICOM
Quantity:
2
Company:
Part Number:
PI7C9X7954AFDE
Manufacturer:
Pericom
Quantity:
197
7.1.9.
7.1.10. SPECIAL FUNCTION REGISTER – OFFSET 07h
September 2009 – Revision 1.3
Pericom Semiconductor
MODEM STATUS REGISTER – OFFSET 06h
BIT
7
BIT
0
1
2
3
4
5
6
7
BIT
0
1
2
3
4
FUNCTION
Rx Data Error
FUNCTION
Delta CTS
Delta DSR
Trailing RI Edge
Delta DCD
CTS
DSR
RI
DCD
FUNCTION
Force Transmission
Auto DSR and
DTR Flow Control
Reserved
Reserved
Reserved
09-0088
RO
RO
RO
RO
RO
RO
RO
RO
RO
RW
RW
RO
RO
RW
TYPE
TYPE
TYPE
Page 49 of 70
DESCRIPTION
0b: No Rx FIFO error
1b: Rx FIFO error
Reset to 0b.
DESCRIPTION
0b: No change in CTS input.
1b: Indicates the CTS input has changed state.
This bit is read-clear.
Reset to 0b.
0b: No change in DSR input.
1b: Indicates the DSR input has changed state.
This bit is read-clear.
Reset to 0b.
0b: No change in RI input
1b: Indicates the RI input has changed state from the logic 0 to
This bit is read-clear.
Reset to 0b.
0b: No change in DCD input
1b: Indicates the DCD input has changed state.
This bit is read-clear.
Reset to 0b.
0b: The CTS input state is the logic 0
1b: The CTS input state is the logic 1
Reset to 0b.
0b: The DSR input state is the logic 0
1b: The DSR input state is the logic 1
Reset to 0b.
The input state of RI pin
Reset to 0b.
The input state of DCD pin
Reset to 0b.
DESCRIPTION
Forces transmitter to always to transmit data.
1b: Enabled
0b: Disabled
Reset to 0b.
Auto DSR and DTR flow control enable
1b: Enables DSR and DTR auto flow control
0b: Disables DSR and DTR auto flow control
Reset to 0b.
Reset to 0b.
Reset to 0b.
Reset to 0b.
the logic 1.
PCI Express® Quad UART
PI7C9X7954
Datasheet