Advertisement
Quick Links
SECTIONS:
1.
Installation
2.
Address Selection
3.
Option Selection
4.
Technical Description
5.
Product Specifications
6.
Warranty
7.
Appendix A
FIGURES:
1.
Address Selection Table
2.
Dip Switch (SW1) Illustration
3.
Header E2 - IRQ Selections
4.
Header E3 - IRQ Mode Selections
5.
Header E1 - RTS Enable Selections
6.
Header E4 - MIL-188-114 Selection and Connector Pin-Outs
7.
Header E4 - MIL-188-C Selection and Connector Pin-Outs
8.
Header E4 - MIL-188-200 Selection and Connector Pin-Outs
Sealevel Systems, Incorporated
155 Technology Place
P.O. Box 830
Liberty, SC 29657 USA
(864) 843-4343
© 1996d Sealevel Systems, Incorporated
ACB-188
PART # 4019
USER MANUAL
FAX (864) 843-3067
™
Advertisement
Related Manuals for SeaLevel ACB-188
Summary of Contents for SeaLevel ACB-188
- Page 1 Header E4 - MIL-188-114 Selection and Connector Pin-Outs Header E4 - MIL-188-C Selection and Connector Pin-Outs Header E4 - MIL-188-200 Selection and Connector Pin-Outs Sealevel Systems, Incorporated 155 Technology Place P.O. Box 830 Liberty, SC 29657 USA (864) 843-4343 FAX (864) 843-3067 © 1996d Sealevel Systems, Incorporated...
- Page 2 SECTION 1. Installation The ACB-188 can be installed in any of the PC expansion slots. Remove the PC case, remove the blank metal slot cover, and insert the board. Replace the screw, replace the case, and installation is complete. Be sure to set the address and jumper options before installation.
- Page 3 The board contains several jumper straps which must be set for proper operation. For jumper locations, refer to the silk-screen diagram in the back of this manual. IRQ Selection E2 - Selects the interrupt request for the ACB-188. 15 12 11 10 7 6 5 4 3 2 Figure 3...
- Page 4 IRQ except one. Set that port block as the example 4.3. This provides the pull-down resistor circuit that makes sharing of IRQ’s possible. If you are using more than one ACB-188 or a compatible card in a bus you should only have one port set as Figure 4.3.
- Page 5 “ON” B position. Figure 5. E4 - A unique feature of the ACB-188 is the capability to receive single ended transmissions or differential transmissions. Placing the jumpers in the “B” position ground the unused pins allowing single ended reception.
- Page 6 SECTION 4 Technical Description The Sealevel Systems ACB-188 provides the PC with two high speed Sync / Async ports. The ACB-188 can be used in a variety of sophisticated communications applications such as SDLC, HDLC, X.25, and high speed Async.
- Page 7 Boards are built to U.L. 94V0 rating and are 100% electrically tested. Boards are solder mask over bare copper or solder mask over tin nickel. Power Supply Line Rating (mA) 420 mA 50 mA __________________________________________________________________________ Sealevel Systems ACB-188 Page 6...
- Page 8 Sealevel Systems, Inc. provides a lifetime warranty for this product. Should this product fail to be in good working order at any time during this period, Sealevel Systems will, at it's option, replace or repair it at no additional charge except as set forth in the following terms.
- Page 9 (RTS) on the SCC (WR5 bit D1). Clock Detect The ACB-188 implements a clock detect circuit that functions as a “missing pulse detector”. This utilizes a “one shot” circuit that generates a low or active signal on DCD when a clock is present, or when its connected to a device generating a 400 Hz or greater signal.