Fujitsu MB90390 Series Hardware Manual page 556

CHAPTER 24 STEPPING MOTOR CONTROLLER
■ Pulse Width Modulator 1 Select Registers (PWS1n) Contents
Table 24.2-2 Function of Each Bit of the PWM1 Select Registers
Bit name
bit7, bit6 Undefined
P2 to P0:
bit5 to bit3 Output P select
bits
M2 to M0:
bit2 to bit0 Output M select
bits
528
These bits selects the output signal at PWM1Pn
P2 P1
0 0
0 0
0 1
1 x
These bits selects the output signal at PWM1Mn
M2 M1
0 0
0 0
0 1
1 x
Function
−
P0 PWM1Pn
0 "L"
1
"H"
x PWM pulses
x High impedance
M0 PWM1Mn
0
"L"
1
"H"
x PWM pulses
x High impedance