User Manual

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11.8 Perform a Self-test ......................................................................................................... 109
Screen Test .................................................................................................................... 109
Keyboard Test ................................................................................................................ 110
LED Test ......................................................................................................................... 111
11.9 Screen Saver .................................................................................................................. 111
11.10 Option Management ..................................................................................................... 112
12 Reference Waveforms .................................................................................................. 113
To Save a Reference Waveform to Internal Memory ................................................... 114
To Display a Reference Waveform ................................................................................ 114
To Adjust the Reference Waveform Position ................................................................ 114
To Clear the Reference Waveform ................................................................................ 115
13 History Function ........................................................................................................... 115
14 Default Setup ............................................................................................................... 118
15 Serial Bus Decoding (DC2540C) ..................................................................................... 121
15.1 I2C Serial Decode ........................................................................................................... 121
Setup for I2C Signals ...................................................................................................... 121
I2C Serial Decode ........................................................................................................... 121
15.2 SPI Serial Decode ........................................................................................................... 123
Setup for SPI Signals ...................................................................................................... 123
SPI Serial Decode ........................................................................................................... 125
15.3 UART/RS232 Serial Decode ........................................................................................... 127
Setup for UART Signals .................................................................................................. 127
UART Serial Decode ....................................................................................................... 128
15.4 CAN Serial Decode ......................................................................................................... 129
Setup for CAN Signals .................................................................................................... 129
CAN Serial Decode ......................................................................................................... 130
15.5 LIN Serial Decode ........................................................................................................... 132
Setup for LIN Signals ...................................................................................................... 132
LIN Serial Decode ........................................................................................................... 132
16 Digital Channels (LA2540C + LP2540C) .......................................................................... 134
16.1 Connecting Digital Probes to Device under Test ........................................................... 134
16.2 Acquiring Digital Waveforms ......................................................................................... 135
16.3 Displaying Digital Channels ............................................................................................ 135
16.4 Turning a Single Digital Channel On or Off .................................................................... 137
16.5 Turning All Digital Channels On or Off ........................................................................... 137
16.6 Changing the Logic Threshold for Digital Channels ....................................................... 137
16.7 Repositioning a Digital Channel ..................................................................................... 138
16.8 Displaying Digital Channels as a Bus .............................................................................. 138