P80C562 Просмотр технического описания (PDF) - Philips Electronics
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P80C562 Datasheet PDF : 52 Pages
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Philips Semiconductors
8-bit microcontroller
Product specification
P83C562; P80C562
10.1 Prescaler Frequency Control Register (PWMP)
Table 3 Prescaler Frequency Control Register (SFR address FEH)
7
PWMP.7
6
PWMP.6
5
PWMP.5
4
PWMP.4
3
PWMP.3
2
PWMP.2
Table 4 Description of PWMP bits
BIT
SYMBOL
DESCRIPTION
7
PWMP.7 Prescaler division factor.
to
to
The prescaler division factor = (PWMP) + 1.
0
PWMP.0
10.2 Pulse Width Register 0 (PWM0)
Table 5 Pulse Width Register 0 (SFR address FCH)
7
PWM0.7
6
PWM0.6
5
PWM0.5
4
PWM0.4
3
PWM0.3
2
PWM0.2
Table 6 Description of PWM0 bits
BIT
SYMBOL
DESCRIPTION
7
PWM0.7 Pulse width ratio.
to
0
to
PWM0.0
LOW/HIGH ratio of PWMn signals = 2----5---5---(--–P-----W-(--P---M--W---n---M-)----n----)-
10.3 Pulse Width Register 1 (PWM1)
Table 7 Pulse Width Register 1 (SFR address FDH)
7
PWM1.7
6
PWM1.6
5
PWM1.5
4
PWM1.4
3
PWM1.3
2
PWM1.2
Table 8 Description of PWM1 bits
BIT
SYMBOL
DESCRIPTION
7
PWM1.7 Pulse width ratio.
to
0
to
PWM1.0
LOW/HIGH ratio of PWMn signals = 2----5---5---(--–P-----W-(--P---M--W---n---M-)----n----)-
1
PWMP.1
1
PWM0.1
1
PWM1.1
0
PWMP.0
0
PWM0.0
0
PWM1.0
1997 Apr 08
15
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