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Hardware Check: How to perform Built-In Self Test (BIST)
To perform BIST Test 0:
• set MODE pin low
• write 0x1 to Register 0x6 (BIST_POL=0, BIST_EN=1)
• Measure size of square wave at output (OUT=OUTP-OUTM)
To perform BIST Test 1:
• set MODE pin low
• write 0x3 to Register 0x6 (BIST_POL=1, BIST_EN=1)
• Measure size of square wave at output (OUT=OUTP-OUTM)
To exit BIST mode:
• write 0x0 to Register 0x6 (BIST_POL=0, BIST_EN=0)
Next, we will explain how to interpret the BIST result.
5
Test 0: Measure
OUT=OUTP-OUTM
I
2
C Register 0x6:
reserved
reserved
Vesper - Confidential
BIST Test Sequence
1ms
Test 1: Measure
OUT=OUTP-OUTM
reserved
reserved
reserved
reserved
time
BIST_POL
BIST_EN
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