MC68HC908MR8 Datasheet, PDF (142/372 Pages) Motorola, Inc – Microcontrollers

Pulse-Width Modulator for Motor Control
Addr.
Register Name
Bit 7 6
5
4
3
Read:
$0020
PWM Control Register 1
(PCTL1)
Write:
DISX
DISY
PWMIN
T
PWMF
See page 175. _Reset
:
0
0
0
0
0
Read:
0
$0021
PWM Control Register 2
(PCTL2)
LDFQ1
Write:
LDFQ0
SEL12 SEL34
See page 177. _Reset
:
0
0
0
0
0
$0022
Read:
Fault Control Register
(FCR)
Write:
FINT4
FMODE
4
See page 180. _Reset
:
0
0
0
0
0
Read: FPIN4
FFLAG
4
0
0
0
Fault Status Register
$0023
(FSR) Write:
See page 181.
Reset
:
U
0
U
0
U
Read: 0
0
0
0
0
$0024
Fault Acknowledge
Register (FTACK)
Write:
FTACK
4
See page 182.
Reset
:
0
0
0
0
0
$0025
Read:
PWM Output Control
(PWMOUT)
Write:
0
OUTCT
L
OUT6
OUT5
See page 159. _Reset
:
0
0
0
0
OUT4
0
Read: 0
0
0
0
Bit 11
$0026
PWM Counter Register
High (PCNTH)
Write:
See page 172. _Reset
:
0
0
0
0
0
U = Unaffected X = Indeter-
minate
R ^{= Reserved}
Bold
= Buff-
ered
2
1
Bit 0
LDOK
PWME
N
0
0
0
SEL56 PRSC1 PRSC0
0
0
0
FINT1
FMODE
1
0
0
0
0
FPIN1
FFLAG
1
0
U
0
0
0
0
FTACK
1
0
0
0
OUT3 OUT2 OUT1
0
Bit 10
0
Bit 9
0
Bit 8
0
0
0
Figure 9-2. Register Summary (Sheet 1 of 4)
Technical Data
142
MC68HC908MR8 — Rev 4.1
Pulse-Width Modulator for Motor Control (PWMMC) Freescale Semiconductor