User Manual
51
common baud.
Custom Baud:
adjust
M
rotary control
to choose
baud
, ranges from 50 to 10,000,000.
Data
Data Bits
：
Set as 5
、
6
、
7
、
8 bits.
Data
：
Set data according to data bits, ranges from 0-31,
0-63, 0-127 or 0-255.
Mode
Holdoff
Auto
Normal
Single
Acquire waveform even no trigger occurred
Acquire waveform when trigger occurred
When trigger occurs, acquire one waveform then stop
2.
I2C Trigger
The I2C serial bus consists of SCL and SDA. The transmission rate is determined by
SCL, and the transmission data is determined by SDA. As shown in below figure,
oscilloscope can trigger on the start, restart, stop, ack lost, specific device address or
data value, also device address and data value at the same time.
In I2C bus trigger mode, the trigger setting information is displayed on bottom right
of the screen, for example,
，
indicates that
trigger type is I2C, CH1 trigger level is 0.00mV, CH2 trigger level is 0.00mV.
I2C Trigger menu
list:
MENU
SETTING
INSTRUCTION
Bus Type
I2C
Set vertical channel bus type as I2C trigger.
Source
SCL
SDA
Set SCL.
Set SDA.
When
Start
Trigger when SDA data transitions from high to low
while SCL is high.
Restart
When another start condition occurs before a stop
condition.
Stop
Trigger when SDA data transitions from low to high
while SCL is high.
Ack Lost
Trigger when SDA data is high during any
Summary of Contents for MP720021
Page 1: ...i Digital Storage Oscilloscope 100MHz Model MP720025...
Page 5: ...v Appendix B General Care and Cleaning 147 Appendix C Battery Using Guide 148...
Page 27: ...User Manual 22 Control the vertical cursor line Switch to select the lines...
Page 36: ...User Manual 31 Figure 4 1 Hamming window Figure 4 2 Rectangle window...
Page 37: ...User Manual 32 Figure 4 3 Blackman window Figure 4 4 Hanning window...
Page 38: ...User Manual 33 Figure 4 5 Kaiser window Figure 4 6 Bartlett window...
