BNC 6040 User Manual
Page 4
4
CONTENTS
Menus and Parameter Selection
22
Modifying Parameters
23
Numeric Data Entry
24
Parameter Scanning
25
Saving the Panel Setting in Memory
25
Control Key Descriptions
26
Menu Keys
28
Memory Keys
31
Scan Keys
32
Function Keys
32
Miscellaneous Keys
32
Numeric Key Descriptions
33
Remote Programming
34
Initial Bus Parameter Selection
35
Command Set
35
Status Commands
35
Panel Control Commands
37
Display Commands
39
Supplemental Control Commands
40
SECTION 3 THEORY OF OPERATION
41
General
41
Pulse Generator
41
Software and Microprocessor
41
Circuit Description
42
Simplified Interconnection Diagram
42
Timing Board
42
Rep-Rate Generator and External Trigger Circuit
42
Delay Circuit
43
Width Circuit
43
Microprocessor Board
44
CPU and Interface
44
Memory and I/O Decoding
46
Timer and I/O Decoding
46
Front Panel Interface
47
ECL Interface
49
CMOS Delay Circuit
49
GPIB Interface
51
Module Interface
51
PLL and Rate Limiter
51
Power Supply Board
55