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4 operation – Renesas H8S/2111B User Manual

Page 187

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Rev. 1.00, 05/04, page 153 of 544

8.4 Operation

The upper four bits of PWDR specify the duty cycle of the basic pulse as 0/16 to 15/16 with a
resolution of 1/16. Table 8.4 shows the duty cycles of the basic pulse.

Table 8.4

Duty Cycle of Basic Pulse

0

H:

L:

1 2 3 4 5 6 7 8 9 A B C D E F 0

Upper 4 Bits

Basic Pulse Waveform (Internal)

B ' 0 0 0 0

B ' 0 0 0 1

B ' 0 0 1 0

B ' 0 0 1 1

B ' 0 1 0 0

B ' 0 1 0 1

B ' 0 1 1 0

B ' 0 1 1 1

B ' 1 0 0 0

B ' 1 0 0 1

B ' 1 0 1 0

B ' 1 0 1 1

B ' 1 1 0 0

B ' 1 1 0 1

B ' 1 1 1 0

B ' 1 1 1 1

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