SBE, INC.

SCI-530C

Card Type Serial communication interface module
Chip Set Unidentified
Maximum Modem Rate 4Mbps
Data Modulation Protocol EIA-232 -D, EIA-422, EIA-449, EIA-530, V.35, X.21
Data Bus Propietary


CONNECTIONS

Function

Label

Function

Label

20-pin connector to host board

J1

 25-pin D type connector

J9


USER CONFIGURABLE SETTINGS

Setting

Label

Position

» Host to DTE delay line signal disabled J2 Closed
  Host to DTE delay line signal enabled J2 Open
» DTE to Host delay line signal disabled J3 Closed
  DTE to Host delay line signal enabled J3 Open
» Test mode is Low (-5v) J5 Pins 2 & 3 closed
  Test mode is High (+5v) J5 Pins 1 & 2 closed


GROUNDING OPTIONS

Function

J7

J8
» J9 connected to frame ground and circuit ground (100 resistor) Open Closed
  J9 with no ground Closed Open
  J9 connected to frame ground and circuit ground (bypass 100 resistor) Closed Closed
  J9 with no ground Open Open


SINGLE CLOCK SOURCE

Source

J4

J6

J10

 J11 J12

J13
» Host board (DCE) Open Closed 1 & 2, 3 & 4 Closed Closed Open
  DTE device Closed Closed 1 & 3, 2 & 4 Open Closed Open
  Opcional oscillator Open Closed 1 & 3, 2 & 4 Closed Closed Closed
Note: J11 should be kept Open and J12 should be kept Closed when configuring SCI-530T.
Note: Pins designated are in the closed position.


DUAL CLOCK SOURCE

Source

J4

J6

J10

 J11 J12

J13
» DCE supplies timing to DTE device N/A N/A 1 & 2, 3 & 4 Open Closed Open
  Oscillator supplies timing to DTE device N/A N/A 1 & 3, 2 & 4 Open Closed Closed
  DTE supplies timing to DCE device Closed Open N/A N/A N/A N/A
Note: J11 should be kept Open and J12 should be kept Closed when configuring SCI-530T.
Note: Pins designated are in the closed position.