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MDO-2000EG & 2000EX User Manual
124
Parity
Odd, Even, None
Packets
On, Off
End of
Packet
(Hex)
00(NUL), OA(LF), OD(CR), 20(SP),
FF
I
2
C Serial Bus Interface
The I
2
C bus is a 2 wire interface with a serial data line (SDA) and
serial clock line (SCLK). The I
2
C protocol supports 7 or 10 bit
addressing and multiple masters. The scope will trigger on any of
the following conditions: a start/stop condition, a restart, a missing
acknowledge message, Address, Data or Address & Data frames.
The I
2
C trigger can be configured for 7 or 10 bit addressing with the
option to ignore the R/W bit as well as triggering on a data value
or a specific address and direction (read or write or both).
Panel operation
1. Connect each of the bus signals (SCLK, SDA) to
one of the oscilloscope’s analog channels.
Connect the ground potential to one of the
probes’ ground clip if you are using the analog
channels.
SDA
GND
SLCK
X
10
X
1
X
10
X
1
2. Press the Bus key.
BUS
B
3. Press Bus from the bottom menu
and choose I
2
C from the side menu.
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