Bus Analysis

Step 1: Double click icon of LAP-32128U-A_STD to run the software

Step 2: Click “OK” to load the last file used or click “Cancel” to create a new file capturing data from the window of Logic Analyzer appears.

Step 3: When software interface appears, please follow setup process below:

1.      Go to setup “RAM size” which 2K、16K、32K、64K、128K are provided. User could select the RAM size meeting requirement. We are selecting 2K here.

2.      Go to setup suitable “sample rate” which should be setup at least four times higher then the Baud rate of the device under test. In this case, we select 100KHz to be the frequency.

3.  Go to setup trigger position at 50%.

4.  Go to A0, click right button of mouse to select rising edge as trigger edge.

Step 4: Go to click channel setup  icon, the window of channels setup will appear. Please follow the processes below to setup and rename the channels.

1.        Go to “New0” and highlight channels from “ Port A0~A7”to setup “A0” Bus.

2.        Go to click “OK” to complete the bus setup.

Step 5: Go to click the Single Run   icon to turn on the logic analyzer capturing the data, then turn on the tested device. The logic analyzer is going to capture and calculate signals. As soon as the data has been stored in RAM, then system displays the wave.

Step 6: When the system completes the wave display, then go to click   to show all data which is displayed at better way to be looked.

Step 7: Go to click Zoom in  icon, the adjust the wave into the better ratio to view.

Step 8: Go to click the roll to shift and view the wave.