ZQ0DR0 (DDR_PHY) Register Description
Register Name | ZQ0DR0 |
---|---|
Offset Address | 0x000000068C |
Absolute Address | 0x00FD08068C (DDR_PHY) |
Width | 32 |
Type | roRead-only |
Reset Value | 0x00000000 |
Description | ZQ n Impedance Control Data Register 0 |
ZQ0DR0 (DDR_PHY) Register Bit-Field Summary
Field Name | Bits | Type | Reset Value | Description |
---|---|---|---|---|
Reserved | 31:26 | roRead-only | 0x0 | Reserved. Return zeros on reads. |
ZDATA_PU_DRV_RESULT | 25:16 | roRead-only | 0x0 | Pullup drive strength calibration code result: Data value as a result of calibration or VT updates or can be used to directly drive the impedance control. The calibration result is updated either after the first calibration completes or when a VT drift related update is performed. |
Reserved | 15:10 | roRead-only | 0x0 | Reserved. Return zeros on reads. |
ZDATA_PD_DRV_RESULT | 9:0 | roRead-only | 0x0 | Pulldown drive strength calibration code result: Data value as a result of calibration or VT updates or can be used to directly drive the impedance control. The calibration result is updated either after the first calibration completes or when a VT drift related update is performed. |