Vesper VA1210 Validation Manual page 6

Hardware Check: How to interpret result of BIST
• The size of the square wave measured during BIST Test 0 and BIST Test 1 will
determine the result of the test.
Result of BIST Test 0
Small square wave
(OUT
Small square wave
(OUT
Large square wave
(OUT
Large square wave
(OUT
*50mVpp threshold may change in the production version of the VA1210
6
Result of BIST Test 1
Large square wave
< 50mVpp*) (OUT
Small square wave
< 50mVpp*) (OUT
Large square wave
> 50mVpp*) (OUT
Small square wave
> 50mVpp*) (OUT
Interpretation
System is healthy.
> 50mVpp*)
VA1210, PCB wiring,
< 50mVpp*) or ADC is damaged.
VA1210 is damaged.
> 50mVpp*)
VA1210 is damaged.
< 50mVpp*)
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