Kontron KTLX800-pITX Manual de usuario descargar pdf (Pagina 34)

KTD-S0022-C Page 29 LPC Bus

KTLX800/pITX User's Guide

The LPC bus (L

14 LPC Bus

ow Pin Co sed to ect h devices to the compagnion chip. This bus is

replacing the 16 bit-wide, 8 3 MHz ISA b with a ide bus op times the clock speed (33

MHz PCI bus clock freq y). The implementation ed on I ace specification V1.0,

external bus

You can use the LPC bu d the board functio (e.g. Lat roller (LPC peripheral),

ROM emulator, TPM (T

unt) is u conn low bandwit

.3 us 4 bit-w erating at 4

uenc

master are not supported.

s to expan

is bas ntel's LPC interf

nality tice LPC bus cont

rusted Platform Mod or LPC bridge).

ule) to SPI

CA ! UTION

Do not use signal voltages abov LPC bu e 3.3V. s signals are

unprotect gains vervoltaed a t o ge.

4.1 Connector

he LPC bus interface is available through the connector J1505 (10 pins).

Header Pin Signal Name Function

VCC

1 Power +3.3V

2 /RESET Reset

3 LCLK Clock

4 /LFRAME Start or stop transfer

5 LAD0 Address or data 0

6 LAD1 Address or data 1

7 LAD2 Address or data 2

8 LAD3 Address or data 3

9 SERIRQ Serial interrupt

GND 10 Ground

Note: 1) To protect the external power lines of peripheral devices make sure that

- the wires have the right diameter to withstand the maximum available current.

- to enclosure of the peripheral device fulfills the fire-protecting conditions of IEC/EN 60950.

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Kontron KTLX800-pITX Manual de usuario Pagina 34