Rigol MSO/DS2000A Series Uživatelský manuál stáhnout pdf (Strana 176)

RIGOL Chapter 7 Digital Channel

7-6 MSO2000A/DS2000A User’s Guide

To Use the Digital Bus

Users can display the three groups of channels (D7-D0, D15-D8 and D15-D0) as

digital buses according to their needs. Each bus value will be displayed at the bottom

of the screen in data or graph form. You can create up to 2 buses.

Press LA  Bus to enter the digital bus setting menu.

 Press Bus to select “BUS1” or “BUS2”.

 Press BusStatus to turn on or off the digital bus.

Note: The bus status of BUS1 and BUS2 can be set to “ON” at the same time.

 Press Sel CH to set the corresponding channels of BUS1 or BUS2 to D7-D0,

D15-D8 or D15-D0.

 Press Endian to set the bus endian to “Normal (D0 locates at the least

significant bit)” or “Invert (D0 locates at the most significant bit)” and the

default is “Normal”.

 Press RefClock to select any channel of D0-D15 or CH1-CH2 as the reference

clock of the bus. Selecting “None” means no reference clock will be used.

When CH1 or CH2 is selected to be the reference clock, you can press the

Threshold and rotate the multifunction knob to set the threshold of the

clock channel, the range is from (-5 * vertical scale - vertical position) to (5 *

vertical scale - vertical position). When any channel of D0-D15 is selected to be

the reference clock, the Threshold will be hidden automatically and the

threshold cannot be set.

 Press Slope to set the sample edge type of the reference clock to or .

 Press Type to set the display mode of the digital bus to “Data” or “Graph”. In

data mode, the bus data is displayed; in graph mode, the oscilloscope displays

the level of the corresponding value of the bus data for easier observation of the

variation tendency of the bus values.

1 2 ... 171 172 173 174 175 176 177 178 179 180 181 ... 316 317

Žádné komentáře

Rigol MSO/DS2000A Series Uživatelský manuál Strana 176