Figure 1. system block diagram – Kontron SMARC Evaluation Carrier User Manual

Page 12

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User’s Guide

12

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314

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5m

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R

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MX

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S

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Block Diagram Color Key:

Configuration Options

Industry standard connectors
for wired, off-board connections

Industry standard connectors
for mezzanine format connectors

Kontron defined connectors
Wired, off-board connections

Kontorn defined connectors
and mezzanines

IC and IC subsystems

Other features

RTC Backup

Power Source

(Batt / SuperCap)

I2C_PM

I2C_PM

I2C_PM

LDO
1.8V

I2C_PM

EEPROM

I2C

8 Bit I/O

TCA9554

I2C

8 Bit I/O

TCA9554

Enables

Status

Charge Status

Battery

Fuel Guage IC

BQ24171

Battery Charger

DC – DC

Converter

(Used only for 8.4V and 10.8V

Nominal Series Batteries)

(Depleted / Nominal / Fully Charged)

One level (3.0V / 3.6V / 4.2V)
Two level (6.0V / 7.2V / 8.4V)
Three level (9.0V / 10.8V / 12.6V)

Energy Flow Color Key:

Battery Energy
Charger Energy
Bench Supply Energy

Li-Ion

Battery

Li-Ion

Battery

Li-Ion

Battery

Charger

In

5V (single level cell)
12V (two level cell)
16V (three level cell)

Module Power (3.0V – 5.25V)

Power State Status Signals

I2C_PM

Charge Status

Boot Device elect

Jumper

Block

FET

Isolation

I2C_PM_CAR

Carrier
Power Supply
Enables

Carrier
Power Supply
Status

I2C_GP

Carrier Power

Supply Circuits

5V

3.3V

1.8V

1.5V

12V

LED

V_IN_MOD (3.0V – 5.25V)

V_IN_CAR (3.0V – 5.25V)

V_IO 1.8V Default
Allow build option for 3.3V

PWR

Test Bench

Power In

Header

Backlight Pwr

May be single 5V
Or single 3.3V
Or single 3.0V to 5.25V
Or dual supply in 3.0 to 5.25V

range

Used if separate
Backlight cable is
needed

Misc Ctrl (Pwr Btn etc)

Pwr Btn
Reset Btn
Force Recovery Btn

I2C_LCD

(variable, to 31.9V)

I2C_LCD

KLAS
LVDS

Connector

Mezzanine adapter
Add on KLAS card

has native LVDS panel
connector

LVDS

Module LVDS (Single Channel)

24 Bit Parallel LCD Data and Control

HDMI

Header

Parallel LCD Data

LVDS Xmitter

Odd Pixels

SN75LVDS83B

LVDS Xmitter

Even Pixels

SN75LVDS83B

Dual Ch 24 Bit LVDS

KLAS
LVDS

Connector

HDMI

Mezzanine adapter
Add on KLAS card

has native LVDS panel
connector

UARTs (2x 4 Wire and 2x 2 Wire)

SDIO (4 Bit)

SDIO / eMMC (8 Bit)

Micro SD Slot

eMMC Mezzanine

EEPROM

EEPROM

EEPROM

I2C_GP

I2C_CAM

I2C_LCD

SER3

SER2

SER1

SER0

RS232

XCVRS

2x

Texas Inst

TRS3253E

Header

Header

Header

Header

Enables

GPIO

CAN1

SER0 - 3

Carrier RS232
XCVR Disabled if
Port is used
on I/O Mezzanine

FETS

LED

s
(x12)

CAN0

CAN PHY

On-Semi

NCV7341

CAN PHY

On-Semi

NCV7341

I/O

MEZZANINE

100 pin Hirose FX8 Connector

Mux

Passthru /
Loopback

Mux

Passthru /
Loopback

I2S0

I2S1

I2S2

I2C_GP

I2C_GP

I2C

8 Bit I/O

TCA9554

I2C

8 Bit I/O

TCA9554

SMARC GPIO
May be read back
over I2C for test

Header

SPI1

SPI0

SPI

Header

I2C_PM_CAR

I2C_GP

I2C_CAM

I2C_LCD

I2C_PM_CAR

I2C_GP

I2C_CAM

I2C_LCD

Build Options

I2C_GP

Default

I2C

I2S

CODEC

Headphone

MIC

Dual Class D

Amplifiers

TRS Jack

TRS Jack

Header

EEPROM

(Socket)

I2C_GP, I2C_CAM, I2C_LCD

I2S0, I2S1, I2S2

I2S0

FSUSB43
Passthru /

Loopback/

Isolate

I2S

Wolfson

Micro

WM8903

Header

Line In

Header

SPDIF

Header

I2C_GP, I2C_LCD

(Build options)

Accelerometer

ST Micro
LIS302DL

Header Line Out

USB2

USB Type A

USB1

1:7

USB HUB

SMSC

USB2517

Not Used

I2C_GP

I2C

8 Bit I/O

TCA9554

Enables for subsystems
(I2S loopbacks,
RS232 XCVRs, etc)

USB

Type A

R/A Dual

USB0 (OTG )

SATA

PCIE_C

MO-300

SATA

PCIe x1 Slot

Mini PCIe

(PCIe / USB)

SIM

Card

USB

Micro AB

OTG

PCIE_B

PCIE_A

GBE

Mini PCIe

(PCIe / USB)

GBE

RJ45

With

Magnetics

CAM1 (CSI 4 pair / Parallel Low Order Bits)

CAM0 (CSI 2 pair / Parallel Hi Order Bits)

AFB

Camera

Mezzanine

AFB

Mezzanine

Connector

Support signals
Per SMARC spec

Support signals
Per SMARC spec

Figure 1. System Block Diagram

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