PI7C9X7952AFDE Pericom Semiconductor, PI7C9X7952AFDE Datasheet - Page 55

• Manufacturer Part Number: PI7C9X7952AFDE
• Description: IC PCIE-TO-UART BRIDGE 128LQFP
• Manufacturer: Pericom Semiconductor

Specifications of PI7C9X7952AFDE

• 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
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

7.2.10. SPECIAL FUNCTION REGISTER – OFFSET 07h
7.2.11. DIVISOR LATCH LOW REGISTER – OFFSET 08h
7.2.12. DIVISOR LATCH HIGH REGISTER – OFFSET 09h
7.2.13. ENHANCED FUNCTION REGISTER – OFFSET 0Ah
September 2009 – Revision 1.3
Pericom Semiconductor
BIT
5
6
7
BIT
0
1
2
3
4
5
6
7
BIT
7:0
BIT
7:0
BIT
1:0
FUNCTION
DSR
RI
DCD
FUNCTION
Force Transmission
Auto DSR and
DTR Flow Control
Reserved
Reserved
Reserved
950 Mode
RFD / LSR
Counter Select
TFD / SCR Select
FUNCTION
Divisor Low
FUNCTION
Divisor High
FUNCTION
In-Band Receive
Flow Control Mode
09-0087
RO
RO
RO
RW
RW
RO
RO
RW
RW
RW
RW
RW
RW
RW
TYPE
TYPE
TYPE
TYPE
TYPE
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DESCRIPTION
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.
1b: Enables 950 mode
0b: Non-950 mode
Reset to 0b.
1b: OFFSET 15 bit[7:0] acts as the Line Status Register Counter
0b: OFFSET 15 bit[7:0] acts as the Receive FIFO Data Counter
Reset to 0b.
1b: OFFSET 16 bit[7:0] acts as the Transmit FIFO Data Counter
0b: OFFSET 16 bit[7:0] acts as the Sample Clock Register
Reset to 0b.
DESCRIPTION
Lower-part of the divisor register
Reset to 00h.
DESCRIPTION
Higher-part of the divisor register
Reset to 00h.
DESCRIPTION
When in-band receive flow control is enabled, the UART
compares the received data with the programmed XOFF
PCI Express® Dual UART
PI7C9X7952
Datasheet