Rigol MSO/DS2000A Series Uživatelský manuál Strana 128

  • Stažení
  • Přidat do mých příruček
  • Tisk
  • Strana
    / 317
  • Tabulka s obsahem
  • ŘEŠENÍ PROBLÉMŮ
  • KNIHY
  • Hodnocené. / 5. Na základě hodnocení zákazníků
Zobrazit stránku 127
RIGOL Chapter 5 To Trigger the Oscilloscope
5-42 MSO2000A/DS2000A Users Guide
SPI Trigger
Trigger on the data pattern on the specified edge. When using SPI trigger, you need
to specify the SCL and SDA data sources. Below is the sequence chart of SPI bus data
transmission.
Serial Data Line Buffer
(SPIxRXB)
Shift Register
SPIxSR
SPI Buffer
SPIxBUF
Serial Data Line Buffer
(
SPIxRXB)
Shift Register
SPIxSR
Serial Transmission Buffer
(SPIxTXB)
SPI Buffer
SPIxBUF
Serial Transmission Buffer
(SPIxTXB)
Highest Bit Lowest Bit Highest Bit Lowest Bit
SDIx SDOx
SDIxSDOx
Processor 1[SPI Host] Processor 2[SPI Slave]
SCKx
Serial Clock
SCKx
Figure 5-14 SPI Trigger
Trigger Type:
Press Type to open the trigger type list. Rotate and press down to select
“SPI”. At this point, the trigger setting information as shown in the figure below is
displayed at the upper right corner of the screen. For example,
Source Selection:
Press SCL and SDA to specify the data sources of SCL and SDA respectively. They
can be set to CH1, CH2 or any channel of D0-D15. For the details, please refer to the
introduction in
Trigger Source. The current trigger source is displayed at the
upper right corner of the screen.
Zobrazit stránku 127
1 2 ... 123 124 125 126 127 128 129 130 131 132 133 ... 316 317

Komentáře k této Příručce

Žádné komentáře