Diamond Systems ELEKTRA FD-64 Operation & User’s Manual

with Ethernet and Data Acquisition User Manual Revision 1.01 Document # 7650530 Copyright © 2005 Diamond Systems Corporation 8430-D Central Ave. Newark, CA 94560 Tel (510) 456-7800 www.diamondsystems.com ...

Page 2 ELEKTRA High-Performance Rugged Embedded CPU with Data Acquisition TABLE OF CONTENTS 1. DESCRIPTION ..................................................................................................................................5 2. FEATURES ............................................................................... ...

Page 3 12.3 Wait for analog input circuit to settle........................................................................................58 12.4 Perform an A/D conversion on the current channel..................................................................59 12.5 Wait for the conversion to finish ........................... ...

Page 4 Table 4: J12 – Output Power Connector Pinout.............................................................................15 Table 5: J4 – Ethernet Connector Pinout .......................................................................................15 Table 6: J5 – USB Connector Pinout............................. ...

Page 5 ELEKTRA High-Performance Rugged Embedded CPU with Data Acquisition 1. DESCRIPTION ELEKTRA is an embedded CPU board in standard PC/104 form factor that integrates a complete embedded PC, consisting of the following subsystems onto a single compact board: ♦ CPU ♦ Core PC Chipset (including memory controller, PCI interfa ...

Page 6 2. FEATURES Processor Section ♦ STPC Vega processor running at 200MHz ♦ Pentium II class platform with MMX including SDRAM, IDE controller and USB Core System ♦ 128MB SDRAM system memory (standard) ♦ 100MHz memory bus ♦ 2MB 16-bit wide integrated flash memory for BIOS and user programs I/O ♦ 4 RS-232 serial po ...

Page 7 Data Acquisition Subsystem Analog Input ♦ 16 single-ended / 8 differential inputs, 16-bit resolution ♦ 100KHz maximum aggregate A/D sampling rate ♦ Programmable input ranges/gains: +/-10V, +/-5V, +/-2.5V, +/-1.25V, 0-10V, 0-5V, 0-2.5V ♦ 5 ppm/oC typical drift accuracy when using auto calibration. Not more than +/- ...

Page 8 Digital I/O ♦ 24 programmable digital I/O, 3.3V and 5V logic compatible ♦ Input voltage Logic 0: -0.5V min, 0.8V max ♦ Logic 1: 2.0V min, 5.5V max ♦ Input current ±3µA max ♦ Output voltage Logic 0: 0.0V min, 0.4V max ♦ Logic 1: 2.4V min, 3.3V max ♦ Output current Logic 0: 12mA max ♦ Logic 1: -8mA max ♦ ...

Page 9 3. ELEKTRA BOARD DRAWING I/O Connectors J1 PC/104 8-bit bus connector J2 PC/104 16-bit bus connector J3 Main user I/O connector J4 Ethernet port J5 Dual USB ports J6 Watchdog/Failsafe Features J8 IDE drive connector J9 External battery connector J10 Jumper Block J11 Input power connector J12 Switched output power connecto ...

Page 10 4. I/O HEADERS All cables mentioned in this chapter are included in Diamond Systems’ cable kit C-ELK-KIT. These cables are further described in chapter 23. Some cables are also available individually. 4.1 PC/104 Bus Connectors The PC/104 bus is essentially identical to the ISA Bus except for the physical design. It spe ...