Datasheet

AD7152/AD7153
Rev. 0 | Page 14 of 24
STATUS REGISTER
Address 0x00
Read Only
Default Value 0x03
This register indicates the status of the converter. The status register can be read via the 2-wire serial interface to query a finished
conversion.
Table 7. Status Register Bit Map
Bit Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Mnemonic PWDN Unused Unused Unused Unused C1C2
RDY2
RDY1
Default 0 0 0 0 0 0 1 1
Table 8. Status Register Bit Descriptions
Bit Mnemonic Description
7 PWDN PWDN = 1 indicates that the V
DD
voltage level is below 2.45 V typically or part is in power-down mode
6 to 3 N/A Not used, always read 0
2 C1C2
C1C2 = 0 indicates that the last conversion performed was from Channel 1, C1C2 = 1 indicates that the last
conversion performed was from Channel 2
1
RDY2
RDY2 = 0 indicates that a conversion on the Channel 2 has been finished and new unread data is available (AD7152 only)
0
RDY1
RDY1 = 0 indicates that a conversion on the Channel 1 has been finished and new unread data is available