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CHAPTER 10 8/16-bit PPG timer
10.5.3
8 + 8-bit PPG output mode
The PPG0 operates as an 8-bit prescaler and the PPG1 operates using the PPG output
of the PPG0 as a clock source.
I Setting for 8+8-bit PPG Output Operation Mode
Operating the 8-/16-bit PPG timer in the 8+8-bit PPG output operation mode requires the setting shown in
Figure 10.5-6.
PPGC1/PPGC0
PPG01
PRLH0/PRLL0
PRLH1/PRLL1
: Used bit
X
: Unused bit
: Undefined bit
1
: Setting "1"
0
: Setting "0"
Note:
Use the word instruction to set both High-level and Low-level PPG reload registers (PRLL0/
PRLH0 and PRLL1/PRLH1) at the same time.
316
Figure 10.5-6 Setting for 8+8-bit PPG Output Operation Mode
bit15 14
13
12
11
PEN1
PE1
PIE1 PUF1
1
(Reserved area)
Settting reload value of PPG0 "H" level side
Settting reload value of PPG1 "H" level side
10
9
bit8 bit7
6
Re-
PEN0
MD1
MD0
served
0
1
1
1
PCS2 PCS1 PCS0
Settting reload value of PPG0 "L" level side
Settting reload value of PPG1 "L" level side
5
4
3
2
1
PE0
PIE0 PUF0
served
PCM2 PCM1 PCM0
bit0
Re-
1
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