JVL MIS17 Series, User Manual

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114 JVL Industri Elektronik A/S - User Manual - Integrated Stepper Motors MIS17x, 23x, 34x, 43x
5.5 Multifunction I/O setup
5.5.4 Pulse/direction signals from the internal pulse generator
The internal pulse generator has a resolution of 409600 cpr (20 MHz at 3000 RPM), but
for the output channel it is scaled by 16 in order to limit the max output frequency to
1.28 MHz at 3000 RPM.
Set register 223 to 4626
Set register 222 to 4160
Then set the internal pulse generator to pulse/direction:
Which can also be done without MacTalk:
R124 SETUP_BITS A general setup register for many settings in the motor. Only
bit 2 and 3 are used for this setting, all other bits must not be
changed. This table shows how the combo box in MacTalk is
setting the bits:
Bit 2 Bit 3 Setting
0 0 None
0 1 Quadrature
1 0 Pulse/direction