BK Precision 2560B Series, Руководство пользователя

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Serial Trigger and Decode
109
WS
• Use the touchscreen to select WS and select the source the signal is connected to.
• Use the touchscreen to select Threshold and input the desired threshold
– The threshold voltage level is for decoding, and it will be regarded as the trig-
ger voltage level when the trigger type is set to serial.
– The threshold level line only appears when adjusting the threshold level.
• Use the touch screen to select either Low or High Left CH.
– Low : Select left channel when WS is low and right channel when WS is high.
– High : Select the right channel when WS is low and left channel when WS is
high.
• Use the touchscreen to select Data the Source Setting window will appear.
– Select the channel that will provide the data signal.
– Use the touchscreen to select Threshold and input the desired threshold.
– Touch option to return previous menu.
Protocol Config
To configure the protocol touch Protocol Config :
1. The I2S CONFIG menu will be displayed. (Figure 10.41 )
2. Use the touchscreen to select Audio Variant . The following variants are available:
– Audio-I2S
– Audio-LJ
– Audio-RJ
3. Use the touchscreen to select Start Bit and input the starting bit.
4. Use the touchscreen to select Data Bits and enter the word size. (4 to 32 bits)
– The word size of the device under test must be matched.
5. Use the touchscreen to select LSB or MSB to set the bit order.
6. Use the touchscreen to select Annotate . The following option are available:
– All
– Left
– Right
7. Touch option to return previous menu.
Figure 10.41 I2S CON-
FIG