213(1).pdf

CIRCUIT CELLAR

L OW -P OWER D ESIGN T ECHNIQUES P . 22 • T RIAC C ONTROL P . 46 • I NSIDE THE STM32 P . 80

THE MAGAZINE FOR COMPUTER APPLICATIONS

#213 April 2008

EMBEDDED PROGRAMMING

An Embedded Linux Development

Environment

Hardware Development from a

Programmer’s POV

Build a Digital Potentiometer

A Video Display for Debugging

Your Programs

A Simple Programmable USB DAC

The DIY Motion-Sensing System

Continued

04>

25274 75349

$4.95 U.S. ($5.95 Canada)

S ERIAL TO E THERNET S OLUTIONS

Simple Ethernet connectivity

for serial devices

Works out of the box -

no programming is required

Device P/N: SB70-100CR

Kit P/N: NNDK-SB70-KIT

Customize to suit any

application with low-cost

development kit

$69

Qty. 100

SB70

2-port serial-to-Ethernet server

with TTL support

Features:

10/100 Ethernet

TCP/UDP mode

DHCP/Static IP Support

Data rates up to 921.6kbps

Web-based conﬁguration

Need a custom solution?

Serial to Ethernet

Development Kits

are available

to customize any aspect of

operation including web pages,

data ﬁltering, or custom network

applications. All kits include

platform hardware, ANSI C/C++

compiler, TCP/IP stack, web server,

e-mail protocols, RTOS, ﬂash ﬁle

system, Eclipse IDE, debugger,

cables and power supply.

Device P/N: SB72-EX-100CR

Kit P/N: NNDK-SB72EX-KIT

SB72EX

2-port serial-to-Ethernet server

with RS-232 & RS-485/422 support

$13 9

Qty. 100

Device P/N: PK70EX-232CR

Kit P/N: NNDK-PK70EX232-KIT

Information and Sales | sales@netburner.com

Web | www.netburner.com

Telephone | 1-800-695-6828

$269

Qty. 100

PK70EX 232

4-port serial-to-Ethernet server

with RS-232 support

NetBurner

BEST SCOPE &

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20/40MHz AWG

100MHz DSO

100/200/300MHz DSO

Scope + Analyzer

15/20MHz Wfm Gen

Announcing

25/40MHz USB 14-bit ARB w. USB

RS-232, LAN/GPIB. 10 built-in

wfms; FM, AM, PM, FSK, SWEEP

and BURST; 6 digit 200MHz

frequency counter.

DG2021A/DG2041A $995/$1495

100MHz 2-ch 400MS/s DSO

2000 wfm/s refresh rate.

Ultra Compact Design with

small footprint saves bench

space.

DS1102C $999

100/200/300MHz 2 ch, 2GS/s DSO

2000 wfm/s refresh rate. Ultra

Compact Design with small footprint

saves bench space. DS1102A $1295

DS1202A $1595

DS1302A $1995

100MHz 2-ch /16 logic scope

and logic analyzer. 2000 wfm/s

refresh rate. See waveforms and

logic data simultaneously. Trigger

on data or signal edge.

DS1102CD $1499

FreeCase!

15/20MHz USB 14-bit Function/

Arbitrary wfm Generators. 10 built-in

wfms; FM, AM, PM, FSK, SWEEP

and BURST; 6 digit 200MHz

frequency counter.

DG1011 / DG1021 $650 / $795

...a new name in high-end,

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Formerly the partner of

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Color LCD Scope

Low-Cost Scope

PicoScope 3206 2/4ch 12-bit USB Scope

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Owon - 25MHz 2-ch +

trigger standalone USB bench

scope with 7.8” color LCD.

Battery powered optional.

PDS5022S

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$325

2-ch 40/100/200MS/s 8-bit scope

range with 5/10/25MHz bandwidth

and USB2.0 for fast screen

updates. Inc. scope/FFT/logging

software, case, probes.

PS2203/4/5 from $318

PS3206 - Is an impressive 2-ch

200MS/s 8-bit PC scope adapter

- 10GS/s for repetitive signals!

No power supply needed, simple

USB 2.0 connection

PS3206 Bundle

Pico - New 2/4-ch 12-bit 20MS/s

USB2.0-connected/powered

scope adapters. Scope, FFT,

and meter displayed at once

with included software.

PS3424 / PS3224 $1398 / $793

PS5204 - 2-ch 250MHz Scope with

128 MS/s and real-time sampling of

1GS/s. Adv triggering. 250MHz spec.

analyzer and 125MS/s waveform gen.

PS5203 32MS buffer $2237

PS5204 128MS buffer

60/100/120MHz USB 14-bit ARB

w. USB RS-232, LAN/GPIB. 10

built-in wfms; 6 digit 200MHz

frequency counter; opt. 16-ch

gen. DG3061A $1895

DG3101A/DG3121A $2795/$3995

PDS6062T

$599

$1574

$3360

6 in 1 Scope

Automotive Testing

Mixed -Signal PC Oscilloscope

Handheld Scope

Pen Scope

6-in-1 USB scope adapter! 200kHz 2-ch

10-bit scope, 2-ch spectrum analyzer,

2-ch chart recorder, 16-ch 8MHz logic

analyzer, 5-ch signal gen, 8-ch pattern

gen. SPI/I2C/1-w/UART decoding.

PoScope with probes $199

Auto Diagnostics - Award-winning

kits turn yours into vehicle-electrics

diagnostic tool. PS3423 kit $2293

3-ch logger for 16-bit current/voltage/

temp msmt. KLARI-MOD MC $1500

100 MHz Scope and Logic Analyzer

lets you do complex triggering to find

hard-to-get-at glitches, spikes, etc.

Huge 4 or 8 MS buffer for deep data

drilling and zooming. Optional built-in

swept signal generator. 2 Analog

channels x 10, 12, 14 bit with more

than 60 dB dynamic range. 8 digital

inputs for mixed signal display/trigger.

CS328A-4 (4MS Buffer)

$1149

20MHz or 60MHz rugged

handheld USB scope with 3.8”

color LCD. Built-in meter -

great for your tool kit.

HDS1022M (20MHz) $499

HDS2062M (60MHz) $699

PS2105 - 25MHz USB powered

scope-in-a-probe! Up to

100MS/s, 24kS buffer C/VB/

Delphi/LabView/VEE drivers.

PS2105 (25MHz, 100MS/s) $369

PS2104 (10MHz, 50MS/s) $234

CS328A-8 (8MS Buffer)

$1642

CS700A (signal generator)

$249

Wireless Data Loggers

EMC Spectrum Analyzer

Comments

Ethernet Temp/Hum

Line Tester

USB Bus Analyzers

Log and display temperature,

humidity, voltage, event-time or

pulse-counting data up to 100

meters away from base station.

RTR-50 modules from $170

RTR-57U base $401

Handheld Palm PC-based

2.7GHz Spectrum Analyzer.

Multiple sweep settings – store

wfms, set-ups, etc. Use WiFi PC

for email, reports, calculations.

PSA2701T $1990

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K.R.

T&D - Networked logger for

remote ambient measurement.

Send email or phone warnings if

thresholds exceeded. Optional

WiFi for remote installation.

TR-72W $489

TTI - high speed/accuracy AC

power analyzer to 16A for easy

product power-compliance

measurements. Measures/displays

1st - 40th harmonics in real time.

HA1600A from $2899

USB1.1/2.0/WiMedia analyzers

and now - EX260 can test

USB3.0 5Gbps too! Emulate

host/device, verify compliance.

TR110 / EX200 / EX260

$999 / $2999 / CALL

Ultimate Temp Logger

8/16ch Voltage Logger

Voltage Data Logger USB Temp Logging

Thermocouple Logger

DMM

PT104 - 4-ch temperature

logger with 0.001°C resolution,

0.01°C accuracy using platinum

PT100 sensors. Also measure

resistance and voltage.

PT104 $747

20-bit 8-ch / 24-bit 16-ch USB

voltage logger w. control output.

Galvanic isolation from the PC

eliminates noise.

ADC-20 (20 bit) $321

ADC-24 (24 bit) $747

Pico USB ADC-11 - USB

powered 11-ch voltage data

logger - 10kHz sampling

rates with digital outputs for

control or alarm.

USB ADC-11/10

DLP - Low cost, USB-powered

digital sensor. Easily monitor

temperature/humidity/dew

point from USB port.

Pico USB TC-08 - USB connected

and powered 8-ch thermocouple

data logger. Samples at up to

10 readings/s with built-in

CJC for -270 o C to +1820 o C.

USB TC-08 $466

6 1/2 digit 50KS/s, 2MS mem. Opt.

16-ch mux. Automeasure DC/AC,

2/4-wire R, C, Continuity, Diode,

Frequency, Period, Ratio, Temp,

Sensor, High/Low Limit Math.

DM3061 $795

$178

DLP-TH1b

$88

Electronic DC Load

EMC Spectrum Analyzer

Logic Analyzer

USB Logger

Temp/Humidity Logger

FREE COFFEE

For testing dc power/battery sources

Const. current, resistance,

conductance, voltage and power

modes 0 to 80 V and 0 to 80 A 300W

Transient generator. Variable drop-out.

LD300 $1555

EMC RF & EMF Spectrum -

Analyzer 1Hz to 7GHz for measuring

transmissions from radar, radio/tv

towers, WLAN, WiFi, WiMAX,

Bluetooth, microwave ovens, etc.

from $299 / $1999

ZeroPlus - Intuitive full-featured 16-ch

4MB 200MHz sampling memory.

Sophistcated triggering. I 2 C, SPI,

and UART monitoring. Includes

clipleads, USB cable and software.

LAP-16128U $299

EL-USB-1 - Standalone USB temp

data logger (-25 o C to +80 o C). $49

El-USB-2 (+ humidity) $79

EL-USB-3 (voltage) $69

EL-USB-4 (current loop) $69

EL-USB-CO (Carbon Monoxide) $89

HumidiProbe - PC-based

temperature and humidity

measurements are quick and

easy with RH-02 data logger.

USB2.0 connected and powered.

PP299

$279

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Also LOTS of other products such as: Antennae, Barcode Readers, Cables, CANbus/LINbus products, Data Loggers,

Digital Audio / DSP Filters, Embedded PC's / Controllers, EMC shielding, enclosures and tents, Ethernet boards and

serial cable converters, FATfile Chips / Boards, GPS loggers, engineering Software, I/O Boards & Modules,

I2C boards and controllers, ICs (USB, Ethernet, RFID), Industrial PC's, OLED / LCD Displays kits, Logic Analyzers,

Motor Control, MP3 boards, Panel Meters, Polystyrene Capacitors, Power Supplies, Radio/Wireless modules, Robots,

RS232/422/485 Adapters, SMD Adapters, Surge Protection / Isolation, USB-serial and I/O boards, Video,

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FreeCase!

UNIQUE PRODUCTS

FREE SUPPORT!

Serial-Ethernet Cable Ethernet to Serial

Ethernet-IO

Ethernet-Serial Gateway

Serial Server

Mini Web Server

Network your serial product easily

without a PC using this 28” cable.

Provides an instant IP address.

RS-232 port compatible with most

10/100mpbs Ethernet hubs.

eCOV-110-P $89

WIZnet - Ready-to-go serial-to-

Ethernet Gateway. Simple set-up

for 10/100Mbps Ethernet -

230kbps serial. Ethernet/

Internet-enable any serial part.

EG-SR-7150MJ

$34

Ether-IO - UDP/IP-controlled 24

digital I/O board 3 x 8-bit TTL

ports each independently

programmable. Connects to any

TCP/IP Ethernet network.

Ether-IO 24

$119

Compact 80188 controller for

intelligent serial networking. TCP/IP

features TCP, UDP, IP, ICMP, ARP,

RARP. 256/512kB SRAM/FLASH.

Embedded Datalight RomDO.

EX9188E1 $116

RS232/422/485 device server for

network-enabling legacy serial

devices. 1/2/4/8/16/32 ports

10/100Mbps-230kbps. Static

IP/DHCP/PPPoE.

Portbase-3010/RS232 from $171

PicoServ TM Miniature Web Server

allows remote I/O and servicing.

Collect analog & digital data over

a web connection. Remote sensing/

control, SCADA, building control.

PP1001-V00

$205

USB to I2C

Ethernet to I2C

I2C for PCs

Blue & White LCD

Saelig

Devasys - Provides a simple

“drop-in” solution for connecting

your PC to 90kHz I 2 C + 20 I/O

lines. Free software. Use multiple

boards for more I 2 C/IO.

USB I2C/IO $79

NM7010A-LF REV 2 - Complete,

hardwired TCP/IP-I 2 C module. Offloads

stack for hi-speed Internet-enabling

microprocessor systems. Drop-in

W3100A-based board for instant

network speeds to 8Mbps. $22

Fiveco - TCP/IP server with I2C,

19 x digital I/O, 5 x 10-bit A/D

inputs, and UART serial interface.

Connect I 2 C devices/sensors

to an Ethernet network!

FMod-TCP

PCI93LV : industry-standard I2C card

for PCs. WINI2C/PCI software

gives windows-interface to develop

and debug I2C bus systems.

UCA93LV is USB version.

Transparently monitor at

400kHz!

$499

Comfile - LED backlit 4 x 20

character display. CuNET,

RS232 or I 2 C communication

to 115Kbps. BASIC programmed.

2.36” x 3.86”

CLCD420-B

$49

Alan Lowne

says: "I started

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Quantum

WIZnet TCP/IP IC

Servo IC

USB On-The Go

FATfile Storage

USB - Serial

Quantum ICs - World’s best capacitive

sensor ICs for switching & control.

Patented Adj. Key Suppression,

Spread-spectrum. In use worldwide

by the world’s largest consumer/

appliance mfrs from $1

10/100 Ethernet controller on a

chip! Fully hardwired TCP/IP core.

No OS required. TCP offload

improves system performance.

W5100 (integrated PHY) $5.58

NM7010B+ Eval $22

PIC-SERVO - complete PID servo

motion control system based

on PIC18F2331. PID servo filter,

motion profiling, commutation, error

monitoring, communications, etc

PIC-Servo $30

Chesen - Sophisticated application

interface. Quickly develops

USB OTG memory- memory

devices without PC connection.

CSC3800 NEW!

OXDK-3800 CALL

Micro ALFAT-SD - Easily add

SD storage to your product.

Serial data in - FATfile data

out.

uALFAT-SD

$40

FT232RL - FTDI USB1.1-serial IC with

new "security-dongle" feature. Each

unique ID and Internal EEPROM,

FT232RL $2.36 (1K)

FT232BL $3.21 (1K)

Check out the whole FTDI line!

uALFAT IC

$14

Isol USB485

USBwiz

Security

Tiny USB Serial

1/2/4/8/16 x RS232

Wireless USB2.0

KK Systems - Isolated USB-

RS422/RS485 converter. FTDI

chipset. Virtual COM port for all

win32 applications. USB-DB9F.

USBwiz - Easily add USB

peripherals to your system. Includes

FATfile system for USB thumb &

external USB hard drives. No

USB knowledge needed. Plug-n-play!

IC $20

DLP - Programmable USB Security

Dongle based on FT232RL - log

use/user/expiry, etc. Optional

sophisticated software allows

customizability.

DLP-D

World's smallest USB

adapters. Ready-made

CP2101 miniboard USB

interface to 1 Mbps.

uUSB-MB $25

HR-USBUART $29

Add COMports via your PC’s

USB Port. USB-COM-S $20

USB-2COM $48

USB-4COM $105

USB-8COM $195

USB-16COM-RM (rackmount) $459

Wirelessly connect to your USB 2.0

devices with our USB-IF Certified

Wireless USB Hub at up to

480Mbps. For printers, scanners,

memory, cameras, MP3s, (not webcams

or Bluetooth). GUWH104KIT $185

USB-485-K $99

Demoboard $59

$13

Wireless Modules

Transceiver Modules

Antennae

Bluetooth

RF Modules

Customers

Join our huge list of

satisfied customers:

Easily create mesh networks at

910MHz - like Zigbee only better!

Complete RF solution for fast &

reliable data transmission.

B915FHtiny-plus/40-SMD-WA $63

B915FHtiny-plus/40-DIP-WA $82

LPRS easyRADIO TM makes

wireless d a t a transmission

simple for the US and Europe !

Add wireless capability to your

project today!

ER900TRS from $38 (100)

Antennae - Innovative internal

and external specialized

miniature multiband antennas

including Yagi for multiple

uses - 900/1800/2400MHz/GPS.

from $4

Emxys microIceBlue - PIC16F877

based emb. dev. system for shortest

Bluetooth development. $139

PearlBlue - 100m-Bluetooth module

(UART master/slave bridge). Connect

micro's to PCs, PDAs, phones, etc. $99

RF TX/RX Modules - simultaneously

transmit composite video and

stereo audio signals. 2.4 GHz

ISM band. 4-ch RF, 5V operation

AWM630TX $16

AWM634RX $27

Intel, Philips, Maxim,

GM, GE, NEC, Kodak,

Xerox, Nokia, TI, Harris,

Sony, Pelagic, Sandisk,

HP, General Dynamics,

US Military, etc.

CANbus

RF Testing

Easy OLED Display

Custom Switches

SM PCB Adapters

GPS Logger

Janz - Intelligent CAN connection

from PC’s USB port. Provides

plug’n’play opto-isolation. Other

CANbus boards and systems

available from Janz AG.

CAN-USB from $299

Economical, portable RF test

enclosures, for initial compliance

testing. from $1295

Shielding Tents with external

frame, instant up/down for

emissions-free room. from $3500

4D Systems - Compact, economical

smart OLED with graphics for

‘stand-alone’ functionality to your

project - drive from USB or RS232.

uOLED-96-G1 $101

uOLED-128-GMD1

$84

Lorlin - Fantastic array of

stock and custom switching

devices choose from rotary

encoders, push, key, slide and

rotary switches. Voltages up to

250V. CALL

OM-Adapt SM miniboards have

two footprints on each side. Now

use your ultra fine pitch SMD

components with more useful 0.1"

inline spaced holes.

One-to-one pinouts. from $9.52

TrackStick II - Pocket-sized logger

tracks position data for vehicles,

personnel, etc. Records date, time,

location, route and speed. Shows

data on Google maps! $175

Super TrackStick II

$239

We search the world for unique, time-saving products - see our website for 100s more: volt/temp data loggers, wireless

boards, LCD display kits, Ethernet/IO, USB/RS232/485, USB-OTG, instant Ethernet-serial, CAN/LINbus, USB

cables/extenders, line testers, logic analyzers, color sensors, motion controllers, eng. software, wireless boards, SMD

adapters, I2C adapters, FPGA kits, GPS loggers, automotive testing, security dongles, video motion detectors,

crystals/oscillators, custom switches, barcode scanners, robots, DSP filters, PLCs, Remote MP3 players. etc.

Don't forget to ask for your FREE Starbucks card with order! Check www.saelig.com f or special offers and bargains.

from $250

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