PCI11010C datasheet(30/46 Pages) MICROCHIP

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2025 Microchip Technology Inc. and its subsidiaries

DS00006232A-page 30

PCI11010C

SMBUS_CTL-

R_ALERT_N

SMBus Controller Alert

This pin enables a Debouncer (DB).

SMBus Target Functions

SMBUS_TGT_SCL

SMBus Target Clock

SMBUS_TGT_SDA

SMBus Target Data

This pin enables an internal pull-down (PD).

SMBUS_T-

GT_ALERT_N

SMBus Target Alert

UART0 Functions

UART0_TXD

UART0 Transmit Data

UART0_RXD

UART0 Receive Data

UART0_RTS_N

UART0 Ready To Send

UART0_CTS_N

UART0 Clear To Send

UART0_DTR_N

UART0 Data Terminal Ready

UART0_DSR_N

UART0 Data Set Ready

UART0_DCD_N

UART0 Data Carrier Detect

UART0_RI_N

UART0 Ring Indicator

UART0_WAKE_N

UART0 Wake

Out-of-band signaling used to wake up the platform. This signal is open drain, active low,

and enables a Debouncer (DB). A pull-up is required on the host side (100 kΩ recom-

mended).

UART1 Functions

UART1_TXD

UART1 Transmit Data

UART1_RXD

UART1 Receive Data

UART1_RTS_N

UART1 Ready To Send

UART1_CTS_N

UART1 Clear To Send

UART1_DTR_N

UART1 Data Terminal Ready

UART1_DSR_N

UART1 Data Set Ready

UART1_DCD_N

UART1 Data Carrier Detect

UART1_RI_N

UART1 Ring Indicator

TABLE 3-4:

PROGRAMMABLE FUNCTIONS DESCRIPTIONS (CONTINUED)

Programmable

Function

Description

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