Dfi KB968 Instrukcja Użytkownika Pobierz pdf (Strona 23)

www.dﬁ .comChapter 3 Hardware Installation

Chapter 3

Signal Pin# Pin Type Pwr Rail /Tolerance KB968 Carrier Board Description

LPC_AD0 B4

LPC_AD1 B5

LPC_AD2 B6

LPC_AD3 B7

LPC_FRAME# B3 O CMOS 3.3V / 3.3V LPC frame indicates the start of an LPC cycle

LPC_DRQ0# B8

LPC_DRQ1# B9

LPC_SERIRQ A50 I/O CMOS 3.3V / 3.3V PU 40-50K to 3.3V LPC serial interrupt

LPC_CLK B10 O CMOS 3.3V / 3.3V LPC clock output - 33MHz nominal

Signal Pin# Pin Type Pwr Rail /Tolerance KB968 Carrier Board Description

SPI_CS# B97 O CMOS 3.3V Suspend/3.3V

Connect a series resistor 33

to Carrier

Board SPI Device CS# pin

Chip select for Carrier Board SPI - may be sourced from chipset SPI0 or SPI1

SPI_MISO A92 I CMOS 3.3V Suspend/3.3V

Connect a series resistor 33

to Carrier

Board SPI Device SO pin

Data in to Module from Carrier SPI

SPI_MOSI A95 O CMOS 3.3V Suspend/3.3V

Connect a series resistor 33

to Carrier

Board SPI Device SI pin

Data out from Module to Carrier SPI

SPI_CLK A94 O CMOS 3.3V Suspend/3.3V

Connect a series resistor 33

to Carrier

Board SPI Device SCK pin

Clock from Module to Carrier SPI

SPI_POWER A91 O 3.3V Suspend/3.3V

Power supply for Carrier Board SPI – sourced from Module – nominally

3.3V. The Module shall provide a minimum of 100mA on SPI_POWER.

Carriers shall use less than 100mA of SPI_POWER. SPI_POWER

shall only be used to power SPI devices on the Carrier

BIOS_DIS0#

BIOS_DIS1# B88

Signal Pin# Pin Type Pwr Rail /Tolerance KB968 Carrier Board Description

VGA_RED B89 O Analog Analog PD 150R to GND PD 150R Red for monitor. Analog output

VGA_GRN B91 O Analog Analog PD 150R to GND PD 150R Green for monitor. Analog output

VGA_BLU B92 O Analog Analog PD 150R to GND PD 150R Blue for monitor. Analog output

VGA_HSYNC B93 O CMOS 3.3V / 3.3V PD 1K to GND Horizontal sync output to VGA monitor

VGA_VSYNC B94 O CMOS 3.3V / 3.3V Vertical sync output to VGA monitor

VGA_I2C_CK B95 I/O OD CMOS 3.3V / 3.3V PU 4.7K to 3.3V DDC clock line (I2C port dedicated to identify VGA monitor capabilities)

VGA_I2C_DAT B96 I/O OD CMOS 3.3V / 3.3V PU 4.7K to 3.3V DDC data line.

Signal Pin# Pin Type Pwr Rail /Tolerance KB968 Carrier Board Description

SER0_TX A98 O CMOS 5V/5V PD 4.7K General purpose serial port 0 transmitter

SER0_RX A99 I CMOS 3.3V/5V PU 47K to 3.3V General purpose serial port 0 receiver

SER1_TX A101 O CMOS 5V/5V PD 4.7K General purpose serial port 1 transmitter

SER1_RX A102 I CMOS 3.3V/5V PU 47K to 3.3V General purpose serial port 1 receiver

3.3V / 3.3V LPC serial DMA request

I/O CMOS 3.3V / 3.3V

GA Si

nals Descri

tions

Selection straps to determine the BIOS boot device.

The Carrier should only float these or pull them low, please refer to

COM Express Module Base Specification Revision 2.1 for strapping options of BIOS disable signals.

LPC Si

nals Descri

tions

Serial Interface Si

nals Descri

tions

I CMOS

LPC multiplexed address, command and data bus

SPI Si

nals Descri

tions

Connect to LPC device

1 2 ... 18 19 20 21 22 23 24 25 26 27 28 ... 67 68

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