FUJITSU MB91460 SERIES FR60 User Manual
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Chapter 43 Stepper Motor Controller
2.Registers
[bit 13 to 11] P2 to P0: Output select bits
These bits are used to select the output signal for SMC2P.
[bit 10 to 8] M2 to M0: Output select bits
These bits are used to select the output signal for SMC2M.
[bit 7 to 6] Reserved bit
Always set the reserved bit to "0".
[bit 5 to 3] P2 to P0: Output select bits
These bits are used to select the output signal for SMC1P.
[bit 2 to 0] M2 to M0: Output select bits
These bits are used to select the output signal for SMC1M.
The table below shows the relationship between the output levels and the select bits.
m = 1 to 2 (motor coils)
n = 0 to 5 (stepper motor channels)
P2
P1
P0
PWMmPn
M2
M1
M0
PWMmMn
0
0
0
L
0
0
0
L
0
0
1
H
0
0
1
H
0
1
X
PWM Pulse
0
1
X
PWM Pulse
1
X
X
High impedance
1
X
X
High impedance