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Addr.
Register Name
PWM Control Register 1
$0020
See page 146.
PWM Control Register 2
$0021
See page 148.
Fault Control Register
$0022
See page 150.
Fault Status Register
$0023
See page 152.
Fault Acknowledge Register
$0024
See page 153.
Freescale Semiconductor
PWM CHANNELS 1 AND 2
PWM CHANNELS 3 AND 4
PWM CHANNELS 5 AND 6
TIMEBASE
Figure 12-2. PWM Module Block Diagram
Bit 7
Read:
DISX
(PCTL1)
Write:
Reset:
0
Read:
LDFQ1
LDFQ0
(PCTL2)
Write:
Reset:
0
Read:
FINT4
FMODE4
(FCR)
Write:
Reset:
0
Read:
FPIN4
FFLAG4
(FSR)
Write:
Reset:
U
Read:
0
(FTACK)
Write:
FTACK4
Reset:
0
R
= Reserved
Figure 12-3. Register Summary (Sheet 1 of 3)
MC68HC908MR32 • MC68HC908MR16 Data Sheet, Rev. 6.1
8
CPU BUS
12
3
6
5
4
DISY
PWMINT
PWMF
0
0
0
0
IPOL1
0
0
0
FINT3
FMODE3
0
0
0
FPIN3
FFLAG3
0
U
0
0
DT6
DT5
FTACK3
0
0
0
Bold
PWM1 PIN
PWM2 PIN
PWM3 PIN
PWM4 PIN
PWM5 PIN
PWM6 PIN
FAULT
4
INTERRUPT
PINS
COIL CURRENT
POLARITY PINS
3
2
ISENS1
ISENS0
LDOK
0
0
IPOL2
IPOL3
PRSC1
0
0
FINT2
FMODE2
FINT1
0
0
FPIN2
FFLAG2
FPIN1
U
0
DT4
DT3
DT2
FTACK2
0
0
= Buffered
X = Indeterminate
Features
1
Bit 0
PWMEN
0
0
PRSC0
0
0
FMODE1
0
0
FFLAG1
U
0
DT1
FTACK1
0
0
117
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