p87c591vfb NXP Semiconductors, p87c591vfb Datasheet - Page 123

• Manufacturer Part Number: p87c591vfb
• Description: Single-chip 8-bit Microcontroller With Can Controller
• Manufacturer: NXP Semiconductors

Philips Semiconductors
18.1
Reading PWMP gives the current reload value. The actual count of the prescaler cannot be read.
Table 82 Prescaler Frequency Control Register (address FEH), Reset Value = 00H
Table 83 Description of PWMP bits
18.2
Table 84 Pulse width register (address FCH), Reset Value = 00H
Table 85 Description of PWM0 bits
18.3
Table 86 Pulse width register (address FDH)
Table 87 Description of PWM1 bits
2000 Jul 26
Single-chip 8-bit microcontroller with CAN controller
PWM0.7
PWM1.7
PWMP.7
7 to 0
7 to 0
7 to 0
BIT
BIT
BIT
7
7
7
Prescaler Frequency Control Register (PWMP)
Pulse Width Register 0 (PWM0)
Pulse Width Register 1 (PWM1)
PWMP.6
PWM0.6
PWM1.6
PWM0.7 to PWM0.0
PWM1.7 to PWM1.0
PWMP.7 to PWMP.0
6
6
6
SYMBOL
SYMBOL
SYMBOL
PWMP.5
PWM0.5
PWM1.5
5
5
5
Prescaler division factor. The Prescaler division factor = (PWMP) + 1.
Pulse width ratio.
Pulse width ratio.
LOW/HIGH ratio of PWM0 signals
LOW/HIGH ratio of PWM1 signals
PWM0.4
PWM1.4
PWMP.4
4
4
4
123
PWM1.3
PWMP.3
PWM0.3
3
3
3
DESCRIPTION
DESCRIPTION
DESCRIPTION
PWMP.2
PWM0.2
PWM1.2
2
2
2
=
=
--------------------------------------- -
255
--------------------------------------- -
255
PWM0
PWM1
–
–
PWM0
PWM1
PWM0.1
PWM1.1
PWMP.1
Preliminary Specification
1
1
1
P8xC591
PWM0.0
PWM1.0
PWMP.0
0
0
0