AMIS-30624 AMI Semiconductor, Inc., AMIS-30624 Datasheet - Page 33

• Manufacturer Part Number: AMIS-30624
• Description: I2c Microstepping Motordriver
• Manufacturer: AMI Semiconductor, Inc.

AMIS-30624 I
15.3 Motordriver
15.3.1. Current Waveforms in the Coils
Figure 18 illustrates the current fed to the motor coils by the motordriver in half step mode.
Whereas Figure 19 below shows the current fed to one coil in 1/16
AMI Semiconductor – Apr. 2007, Rev 3.1, M-20664-003
www.amis.com
Ix
Iy
Ix
Iy
2
C Microstepping Motordriver
Coil Y
Figure 19: Current Waveforms in Motorcoils X and Y in 1/16
Coil Y
Figure 18: Current Waveforms in Motorcoils X and Y in Halfstep Mode
Coil X
Coil X
33
th
micro stepping (one electrical period).
th
Microstep mode
PC20051205.1
PC20051123.4
t
t
Data Sheet