Fujitsu mb91192 ユーザーズマニュアル
206
CHAPTER 11 12-bit PWM
11.2
Register of 12-bit PWM
Register configuration/functions of 12-bit PWM is shown.
■
PWMx Control Register (PWMxC)
Figure 11.2-1 PWMx Control Register (PWMxC)
[bit7]:Test
[bit6 to 4]:
It is an unused bit.
[bit3]:STR
It is PWM operation enable bit.
[bit2]:CKS
It is clock select bit.
[bit1]:LFLG
It is load request flag to compare latch.
[bit0]:LREQ
It is load request bit.
The read value of this bit is always "0".
7 6 5 4 3 2 1 0
0--- 00X0
B
Initial value
bit
R/W
R/W
R/W
R
W
Test
STR
CKS
LFLG
LREQ
Access
Please set "0".
0 Operation
disabled
1 Operation
enabled
0
1/fch (fch: 50 ns in @20 MHz)
1
2/fch (fch: 100 ns in @20 MHz)
0
No load request and complete load.
1 Load
request
0 None
1
Load data register value to compare latch.