Universal 1-Wire COM Port Adapter
AVAILABLE
DS9097U Universal 1-Wire COM Port Adapter
FEATURES
True-Ground Interface to an RS-232 COM Port for Reading...
Description
AVAILABLE
DS9097U Universal 1-Wire COM Port Adapter
FEATURES
True-Ground Interface to an RS-232 COM Port for Reading and Writing 1-Wire® Devices
Works with Bipolar as well as Unipolar Logic Signals
Compatible to COM port of (±)5V to (±)12V (DB9 Version Only) or (±)6V to (±)12V (DB25 Version)
Supports Reading and Writing at Standard and Overdrive Speeds
Provides Strong Pullup to 5V for Temperature and EEPROM 1-Wire Devices
Programs 1-Wire EPROM Devices (DB-25 Version with External 12V Power Supply Only)
Communicates at Data Rates of 9.6kbps (default), 19.2kbps, 57.6kbps, and 115.2kbps
Standard DB9 or DB25 Female Connector and 6-Lead RJ11 Connector for Easy Attachment of Standard 1-Wire Cables and Probes
Includes DS2502 Identification Chip (DS9097U-009 Only)
PIN ASSIGNMENT
DB9: TXD (3), RXD (2), DTR (4), RTS (7), PC-Ground (5); all other pins not connected DB25: TXD (2), RXD (3), DTR (20), RTS (4), PCGround (7); all other pins not connected
Note must
p1r:oTvhideeewxetellr-nreaglFusuulaptnpeldcy 1tfo2iorVtnhaeta1Dl0SmD9A0ia9m7giUnr-imEa2um5ms,
center = GND, outer ring = V+ (Newark Electronics
Stock No. 84F2081, Allied Electronics Stock No. 928-
9895, Stancor Model STA-300R, or equivalent).
Note 2: The color of the DS9097U plastic case can
vary.
ORDERING INFORMATION
PART
TYPE
DS9097U-009#
DB9, with DS2502 ID chip
DS9097U-S09#
DB9, no ID chip
DS9097U-E25#
DB25, with EPROM write
#Denotes a RoHS-compliant device that may include lead(Pb) that
is...
Similar Datasheet