Datasheet

TMC4361A Datasheet | Document Revision 1.22 • 2017-JAN-12
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Read entire documentation; especially the “Supplemental Directives” on page 224.
 MAIN MANUAL 
Available DAC Options for the SPI Output Interface
Original SPI Output Curves:
A Mapped DAC values:
B Absolute DAC values (positive phase = 0)
C Absolute DAC values (positive phase = 1)
D Absolute DAC values, original MSLUT
values are scaled to ½, DAC value offset=32
E Mapped DAC values, original MSLUT values
are scaled to ½, DAC value offset = 64
Table 48: Available SPI-DAC Options
-256
-128
0
128
256
Original SPI output values
CURRENTA_SPI CURRENTB_SPI
0
64
128
192
256
Mapped DAC values
DAC value A DAC value B
0
64
128
192
256
DAC values
DAC value A DAC value B
0
64
128
192
256
DAC values
DAC value A DAC value B
0
1
Phase value coil A
STPOUT
0
1
Phase value coil A
STPOUT
0
1
Phase value coil B
DIROUT
0
1
Phase value coil B
DIROUT
0
64
128
192
256
DAC values
DAC value A DAC value B
0
64
128
192
256
Mapped DAC values
DAC value A DAC value B