SLVSD29 October 2015 DRV8704
PRODUCTION DATA.
The DRV8704 uses internal registers to control the operation of the motor. The registers are programmed by a serial SPI communications interface. At power-up or reset, the registers will be pre-loaded with default values as shown in Table 3.
Following is a map of the DRV8704 registers:
NAME | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | ADDRESS HEX | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
CTRL | DTIME | ISGAIN | Reserved | ENBL | R/W | 00 | ||||||||
TORQUE | Reserved | TORQUE | R/W | 01 | ||||||||||
OFF | Reserved | PWMMODE | TOFF | R/W | 02 | |||||||||
BLANK | Reserved | TBLANK | R/W | 03 | ||||||||||
DECAY | Reserved | DECMOD | TDECAY | R/W | 04 | |||||||||
RESERVED | Reserved | R/W | 05 | |||||||||||
DRIVE | IDRIVEP | IDRIVEN | TDRIVEP | TDRIVEN | OCPDEG | OCPTH | R/W | 06 | ||||||
STATUS | Reserved | UVLO | BPDF | APDF | BOCP | AOCP | OTS | R/W | 07 |
Individual register contents are defined in the following sections.