8-Bit Pwm Control Register (Pw8Cr) - Renesas Hitachi H8S/2194 Series Hardware Manual

19.2.2

8-bit PWM Control Register (PW8CR)

Bit : 7
—
Initial value : 1
—
R/W :
The 8-bit PWM control register (PW8CR) is an 8-bit readable/writable register that controls
PWM functions. PW8CR is initialized to H'00 by a reset.
Bits 7 to 4: Reserved
They are always read as 1. Writes are disabled.
Bits 3 to 0: Output Polarity Select (PWC3 to PWC0)
These bits select the output polarity of PWMn pin between positive or negative (reverse).
Bit n
PWCn Description
0 PWMn pin output has positive polarity
1 PWMn pin output has negative polarity
Rev. 2.0, 11/00, page 408 of 1037
6 5 4
— — —
1 1 1
— — —
3 2
PWC3 PWC2 PWC1
0 0
R/W R/W R/W
1 0
PWC0
0 0
R/W
(Initial value)
(n = 3 to 0)