Datasheet

TMC4361A Datasheet | Document Revision 1.22 • 2017-JAN-12
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 MAIN MANUAL 
SPI-DAC Configuration Registers
SPI-DAC Configuration Registers
R/W
Addr
Bit
Val
Description
RW
0x1D
15:0
DAC_ADDR_A (Default:0x0000)
U
Fixed command/address, which is sent via SPI output before sending
CURRENTA_SPI values.
31:16
DAC_ADDR_B (Default: 0x0000)
U
Fixed command/address, which is sent via SPI output before sending current
CURRENTB_SPI values.
23:0
2
nd
assignment: Also used as SPI_SWITCH_VEL if SPI-DAC mode is disabled (19.16. )
W
0x7E
31:24
DAC_OFFSET (Default:0x00)
U
Offset (absolute sine and cosine DAC values).
S
Offset (mapped DAC values).
23:0
2
nd
assignment: Also used as START_SIN/90_120 for read out (see section 19.29. )
Table 94: SPI-DAC Configuration Registers.
TMC Version Register
Version Register
R/W
Addr
Bit
Val
Description
R
0x7F
15:0
Version No (Default:0x0002)
U
TMC4361 version number.
Table 95: Version Register