Fujitsu 8FX User Manual

MB95630H Series
MN702-00009-2v0-E FUJITSU SEMICONDUCTOR LIMITED 153
CHAPTER 11 8/16-BIT COMPOSITE TIMER
11.10 Operation of PWM Timer Function
(Variable-cycle Mode)
Figure 11.10-2 Operation Diagram of PWM Timer Function (Variable-cycle Mode)
Counter timer n0 value
"H"
"L"
"H"
"L"
"H"
"L"
0x00
PWM waveform
PWM waveform
PWM waveform
Tn0DR register value: "0x80", Tn1DR register value: "0x80" (duty ratio = 0%)
0xFF, 0x00
0x80, 0x00
0x00 0x80, 0x00
0x80, 0x00
0x00
0x80, 0x00
Counter timer n1 value
Counter timer n0 value
Counter timer n1 value
0x000x00 0x00
0x80, 0x000x00 0x80, 0x00
0x40 0x40
Counter timer n0 value
Counter timer n1 value
0x00
0x00
One count width
(timer n0 value ≥ timer n1 value)
Tn0DR register value: "0x40", Tn1DR register value: "0x80" (duty ratio = 50%)
Tn0DR register value: 0x00", Tn1DR register value: "0xFF" (duty ratio = 99.6%)

Fujitsu 8FX Specifications

General

Brand	Fujitsu
Model	8FX
Category	Computer Hardware
Language	English