Applied Data Systems Bitsy Manuel utilisateur

Bitsy

User’s Manual

ADS document # 110111-1003A

Applied Data Systems

www.applieddata.net

9140 Guilford Road

Columbia MD 21046

301-490-4007

Bitsy User’s Manual

ADS document # 110111-1003A Page i

Revision History

ADS document # 110111-1003A.

REV DESCRIPTION DATE BY

1 Initial release 06/20/01 HW

Correct Header Information

1.2:

Clearify Features

1.3:

Update Block Diagram

J7:Add Illustration for pin locations

J1:Add note

Correct Pin 28 description

J3:Modify Descriptions for Pin 1, 2, 16 and 18

J6:Modify Pin 1 description to 5-12V

Added 4.1.3 Using Compact Flash Interface

Added 4.1.4 Using USB Interface

4.3.1:

Modified Maximum voltage 10 12V

4.3.2:

Modified to maximum 12V

4.3.7:

Added notes

4.4:

Removed VDDI (1.75V) and +30V for J3

and Panel VEE for J1 from table

4.5:

Corrected mA reference for fully populated

board

Removed footnote 1

4.7:

Added Protection

4.8:

Added information to 4.8.1 Analog Inputs

Added SA1111 information

5.1.2:

Corrected Rev B description to 12V

07/03/01 PD

About the Cover Photo

The cover photo shows a fully populated Rev B Bitsy with 16MB of onboard flash.

Bitsy User’s Manual

Page ii ADS document # 110111-1003A

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Bitsy User’s Manual

ADS document # 110111-1003A Page iii

Table of Contents

Revision History....................................................................................................................................................i

About the Cover Photo..........................................................................................................................................i

Table of Contents ................................................................................................................................................iii

1Introduction...................................................................................................................................... 1

1.1 Overview ................................................................................................................................ 1

1.2 Features................................................................................................................................... 1

1.2.1 Processor ...................................................................................................................... 1

1.2.2 Power Supply................................................................................................................ 1

1.2.3 Memory........................................................................................................................ 1

1.2.4 Communications........................................................................................................... 1

1.2.5 User Interface and Display ........................................................................................... 1

1.2.6 I/O................................................................................................................................. 2

1.2.7 Audio Interface............................................................................................................. 2

1.3 Block Diagram........................................................................................................................ 3

2Getting Started.................................................................................................................................. 5

2.1 Evaluation Systems................................................................................................................. 5

2.2 Frequently Asked Questions................................................................................................... 5

2.3 Organization of this Manual ................................................................................................... 6

2.4 For Further Information.......................................................................................................... 6

3Hardware Reference......................................................................................................................... 7

3.1 Locating "Pin 1" ..................................................................................................................... 7

3.2 Switches.................................................................................................................................. 7

3.2.1 S1: DIP Switch ............................................................................................................ 7

3.3 ADSmartIOTM......................................................................................................................... 7

3.4 Onboard LEDs........................................................................................................................ 7

3.5 Jumper Settings....................................................................................................................... 7

3.5.1 JP1, JP2: VEE Contrast Voltage Control..................................................................... 7

3.5.2 JP3: Flat Panel Voltage Select..................................................................................... 8

3.5.3 JP4: Flat Panel Data Voltage Select ............................................................................ 8

3.5.4 J7: Flat Panel VEE Select............................................................................................ 8

3.6 Connector Pinouts................................................................................................................... 8

3.6.1 J1: LCD Panel Interface Connector............................................................................. 9

Bitsy User’s Manual

Page iv ADS document # 110111-1003A

3.6.2 J2: PCMCIA.............................................................................................................. 10

3.6.3 J3: High Density IO connector.................................................................................. 10

3.6.4 J4: Manufacturing Test Connector: ........................................................................... 11

3.6.5 J5: Manufacturing JTAG Test Connector:................................................................. 11

3.6.6 J6: Line Input Power Connector:............................................................................... 11

3.6.7 J8: Touch Screen Connector:..................................................................................... 11

3.6.8 J9: High Density External Compact Flash Signal Connector:................................... 12

3.6.9 J10: High Density IO connector:............................................................................... 13

3.6.10 Functions of SA1110 GPIOs:................................................................................... 14

4System Integration.......................................................................................................................... 15

4.1 Tips for System Integration .................................................................................................. 15

4.1.1 Strategies for Backup Power ...................................................................................... 15

4.1.2 Electrical Tips............................................................................................................. 15

4.1.3 Utilizing the Compact Flash Interface........................................................................ 15

4.1.4 Using the USB Interface............................................................................................. 15

4.1.5 Bitsy Power Supply.................................................................................................... 15

4.2 Mechanical Specifications.................................................................................................... 16

4.2.1 Mechanical Drawing................................................................................................... 16

4.2.2 Mounting Holes.......................................................................................................... 16

4.2.3 Clearances .................................................................................................................. 17

4.3 Input Power Requirements.................................................................................................... 17

4.3.1 DC power input .......................................................................................................... 17

4.3.2 Main battery input ...................................................................................................... 17

4.3.3 3V Backup battery input............................................................................................. 17

4.3.4 Switching Supply Outputs.......................................................................................... 17

4.3.5 Backlight Power ......................................................................................................... 17

4.3.6 EMI/RFI and Transient Suppression.......................................................................... 18

4.4 Externally Available Voltages.............................................................................................. 18

4.5 Power Consumption.............................................................................................................. 18

4.6 Power Management.............................................................................................................. 18

4.7 EMI/RFI and ESD Protection............................................................................................... 19

4.8 Electrical Specifications for I/O Ports .................................................................................. 19

4.8.1 ADSmartIOTM Controller ........................................................................................... 19

4.8.2 UCB 1200................................................................................................................... 19

4.8.3 LCD Panel.................................................................................................................. 20

4.8.4 SA1111....................................................................................................................... 20

4.8.5 SA-1110...................................................................................................................... 20

5Board Revision History..................................................................................................................21

5.1.1 Identifying the board revision..................................................................................... 21

5.1.2 Revision History......................................................................................................... 21

Bitsy User’s Manual

ADS document # 110111-1003A Page 1

1 Introduction

1.1 Overview

The Bitsy is a full-featured single board computer using the SA-1110 StrongARM RISC

microprocessor. The Bitsy is designed to meet the needs of embedded and graphical systems

developers.

1.2 Features

1.2.1 Processor

• SA-1110 32-bit StrongARM

• SA-1111 Companion Chip

• Clock rates up to 206 MHz

1.2.2 Power Supply

• 5-12V Input Range

• DC/Battery Switching

• Battery Charger

1.2.3 Memory • 16, 32 or 64 MB synchronous DRAM (Runs 1/2 of CPU clock rate)

• 8, 16 or 32 MB Flash

• 3.3 and 5V PCMCIA

1.2.4 Communications

• Ethernet, RJ45 (with optional connector board)

• CompactFlash interface (with optional connector board)

• USB Master and Slave connections, Support for 12Mb/s

• Three Serial Ports

Serial 1: RS-232, TTL

Serial 2: TTL, RS-232 (IrDA with optional connector board)

Serial 3: RS-232, TTL

1.2.5 User Interface and Display

• Flat panel interface

• Onboard VEE generator with software contrast control

• Analog touch panel interface

Bitsy User’s Manual

Page 2 ADS document # 110111-1003A

1.2.6 I/O • ADSmartIOTM configurable for digital I/O, PWM and A/D inputs

• Up to eight analog inputs

• Up to 25 Digital I/O

• Backlight control signals for intensity and on/off

• Passive LCD contrast control

• External temperature probe support

1.2.7 Audio Interface

• Input mono microphone to UCB1200 codec

• Output mono speaker from UCB1200 codec

• Input stereo microphone to UDA1341 stereo codec

• Output stereo speaker from UDA1341 stereo codec

Bitsy User’s Manual

ADS document # 110111-1003A Page 3

1.3 Block Diagram

The following diagram illustrates the system organization of the Bitsy.

Compact

FLASH

Interface

Software

Switches

(2)

PS2 Keyboard

5V/3V Panel

Audio

Codec

UDA1341

Switch

FLASH

8/16/32

Mbytes

COMPACT

FLASH/EXPANSION

CONNECTOR

Keypad

Scanner

Back Light

PCMCIA

SDRAM

16/32/64

Mbytes

BITSY

Line Inputs L/R

Battery Power

Input DC Power Input

SERIAL

BATTERY

CHARGER

Speaker 1

COM2

3V CMOS/IRDA

SA1110

USB Slave/

USB Master

Microphone 2

CODEC

UCB1200

COM3

4 WIRE RS232

10 Digital IOs

High Density I/O Connectors

ADS Smart

Configurable

IOs

Speaker 2

VEE

Generator

RS232

Drivers

Power

Supply

Power

Management

SSP

Microphone 1

4 Analog

Inputs

30V

COM1

8 WIRE

RS232

12V BL

+3.3V

4 Wire Analog

Touch Screen

Regulator

SA1111

PWM1

Smart

Configurable

IOs

5-12VDC

+1.75V

Backup

Battery

PWM2

+3.3VCONT

Panel Driver

Bitsy User’s Manual

Page 4 ADS document # 110111-1003A

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