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Contents
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SCXI-1320 Parts Locator Diagram....................................................... 2-33
SCXI-1328 Parts Locator Diagram....................................................... 2-34
SCXI-1321 Parts Locator Diagram....................................................... 2-35
SCXI-1121 Rear Signal Connector Pin Assignment ............................ 2-36
SCANCLK Timing Requirements ........................................................ 2-41
Slot-Select Timing Diagram ................................................................. 2-42
Serial Data Timing Diagram ................................................................. 2-43
Configuration Register Write Timing Diagram .................................... 2-44
SCXI-1121 Module ID Register Timing Diagram ............................... 2-45
SCXI-1121 Block Diagram................................................................... 3-1
SCXIbus Connector Pin Assignment.................................................... 3-3
Digital Interface Circuitry Block Diagram ........................................... 3-6
SCXI-1121 Digital Control................................................................... 3-7
Analog Input Block Diagram................................................................ 3-9
Analog Output Circuitry ....................................................................... 3-12
Single-Module Parallel Scanning ......................................................... 3-14
Single-Module Multiplexed Scanning (Direct) .................................... 3-15
Single-Module Multiplexed Scanning (Indirect) .................................. 3-16
Multiple-Module Multiplexed Scanning............................................... 3-16
Multiple-Chassis Scanning ................................................................... 3-17
SCXI-1121 Rear Signal Connector Pin Assignment ............................ B-1
SCXIbus Connector Pin Assignment.................................................... C-2
SCXI-1121 Front Connector Pin Assignment ...................................... D-2
SCXI-1340 Installation ......................................................................... E-4
SCXI-1180 Rear Connections............................................................... E-9
SCXI-1180 Front Panel Installation...................................................... E-10
Revision A and B SCXI-1121 Signal Conditioning Module................ F-1
Revision A and B SCXI-1121 General Parts Locator Diagram ........... F-2
Revision A and B SCXI-1121 Detailed Parts Locator Diagram........... F-3