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Z51F6412
Product Specification
PS030302-0212
P R E L I M I N A R Y
78
Source Clock
(f
X
)
Duty Cycle(1+80
H
)X250ns = 32.25us
T1
00
01
02
03
04
7F
80
81
82
3FF
00
01
02
T1/PWM1
POL = 1
T1/PWM1
POL = 0
Period Cycle(1+3FF
H
)X250ns = 256us
3.9kHz
T1PPR(8 Bit)
T1PDR(8 Bit)
PW1H3
PW1H2
PW1H1
PW1H0
1
1
FF
H
0
0
80
H
T1CR[1:0] = 00
H
(f
XIN
)
T1PWHR = 03
H
T1PPR = FF
H
T1PDR = 80
H
Figure 11-15 Example of PWM at 4MHz
T3
00 01 02 03 04
T1/PWM1
POL = 1
T1CR[1:0] = 10
H
(2us)
T1PWHR = 00
H
T1PPR = 0E
H
T1PDR = 05
H
09
08
07
06
05
0D
0C
0B
0A
02
01
00
0E
06
05
04
03
0A
09
08
07
03
02
01
00
05
04
Source Clock
(f
X
)
06
Duty Cycle
(1+05
H
)X2us = 12us
Duty Cycle
(1+05
H
)X2us = 12us
Duty Cycle
(1+05
H
)X2us = 12us
Period Cycle
(1+0E
H
)X2us = 32us
31.25kHz
Period Cycle
(1+0A
H
)X2us = 22us
45.5kHz
Write 0A
H
to T3PPR
Figure 11-16 Example of Changing the Period in Absolute Duty Cycle at 4Mhz