JAJSDZ9 October 2017 ADS54J64
PRODUCTION DATA.
The ADC test pattern replaces the actual output data of the ADC. These test patterns can be programmed using register 91h of the DIGTOP page. Table 65 lists the supported test patterns.
BIT | NAME | DEFAULT | DESCRIPTION |
---|---|---|---|
7-4 | TESTPATTERNSELECT | 0000 | These bits select the test pattern on the output when the test pattern is enabled for a suitable channel. 0 : Default 1 : All zeros 2 : All ones 3 : Toggle pattern 4 : Ramp pattern 6 : Custom pattern 1 7 : Toggles between custom pattern 1 and custom pattern 2 8 : Deskew pattern (AAAAh) |