User manual

Acquire the Sign
al
5. Use Multipurp ose a to set the number of
bits of the SPI Word S ize.
Word Size
(a) 8 bits
6. Push either si
de menu button to set the bit
order of the SPI bus.
Bit Order
MS First
Bit Order
LS First
RS-232 Bus
To acquire data from a RS-232 bus, you need to also set up these items:
1. If you selected RS-232, push Configure and
the desired side menu choices.
Bus B1
RS-232
Define
Inputs
Thresholds
Configure
9600-8-N
B1 Label
RS-232
Bus
Display
Event
Table
Use the side menu to configure the bus.
Use Normal polarity for RS-232 signals and
Inverted polarity for RS-422, RS-485, and
UART buses.
MDO3000 Series Oscilloscopes User Manual 73