Circuit Cellar #213 04 2008.pdf
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15237 KB
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Layout 1
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>
7
25274 75349
9
$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
&
LOGGER SELECTION!
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,
high reliability, value-
priced test gear: RIGOL.
(pronounced ‘regal’)
Formerly the partner of
a large scope company
we can't name, Rigol
produces the best
quality/value LCD scopes
available on the market today.
Color LCD Scope
Low-Cost Scope
PicoScope 3206 2/4ch 12-bit USB Scope
World’s Fastest
60/100/120MHz AWG
Winner!
Owon -
25MHz 2-ch +
trigger standalone USB bench
scope with 7.8” color LCD.
Battery powered optional.
PDS5022S
SALE!
$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
"Thanks for your
excellent customer
service and dedication
to finding and
representing unique
manufacturers ... "
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
Call 1-888-7SAELIG
Mention Offer# SBW
to get a free
Starbucks Card
with your order!
While supplies last -
not available with any other offers
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,
VMEbus boards, Web Servers, etc. Check
www.saelig.com
for special offers, bargains, business hints, blog, etc.
FreeCase!
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
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
Saelig as an
engineer - for
engineers!
Saelig - an
Olde English
word meaning 'happy, prosperous,
blessed' - which is what I want for
my customers, my staff, and
myself! See my blog for behind-
the-scenes company details,
business hints, kudos, etc. "
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
Plik z chomika:
Dark-Porn
Inne pliki z tego folderu:
Circuit Cellar #210 01 2008.pdf
(21943 KB)
Circuit Cellar #210 01 2008 Code.rar
(1386 KB)
Circuit Cellar #211 02 2008.pdf
(17264 KB)
Circuit Cellar #211 02 2008 Code.rar
(2621 KB)
Circuit Cellar #212 03 2008.pdf
(18877 KB)
Inne foldery tego chomika:
2007
2009
2010
2011
2012
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