ShareVision Communication Card

CTS7000

This communication card is for use in the ShareVision PC300 and PC3000 series. It has no useful function by itself, and must be part of a larger system.

GENERAL

System Requirements:
- IBM PC 486 DX33 and above
- 8MB system memory
- 8-bit ISA expansion slot
- MS DOS 3.1 or PC DOS version 5.0 and above
- Windows 3.1 or higher installed
- MS Video For Windows 1.0 and above
Data Transfer Rate: ~ 20 Kbytes/sec
On-board Memory size: 1/2 MBytes DRAM
AD/DA Resolution (audio capture and playback sampling rate): 8KHz

HARDWARE SPECIFICATIONS

Supply Voltage Requirement (Loading): Vcc, -5, +12, -12 Volt
Current Consumption (Typical.): 1000, 30, 50, 50 mA respectively
Clocks Frequency: 33.3 MHz and 24.576 MHz
Signal Input Level:
- Microphone In: 160 mVpp @ 506 K Ohms , 470 pF load
- RS-232 Inputs: conform to EIA/TIA-232 specification @ 220 pF
Signal Output Level:
- Speaker Output: 2.8 Vpp @ 48 Ohms, 100 pF load
- Line Out: 2.8 Vpp @ 10 K Ohms, 100 pF load
- RS-232 Outputs: conform to EIA/TIA-232 specification @ 12.5 Volt

HARDWARE SETTINGS

Default settings are shown in [brackets]

Interrupt (IRQ): 3, 4, 5, [9] - s/w configurable
I/O Address for COM port: 3F8, 2F8, [3E8], 2E8 Hex - s/w configurable
I/O Address for Audio card: all odd addresses between 201h and 3FFh (ex: 201, 203, 205, etc). [291] Hex is default - s/w configurable

EXTERNAL CONNECTORS

Line Out
Microphone In
Speaker Out