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10.3.2
PPG1 Operation Mode Control Register (PPGC1)
The PPG1 operation mode control register (PPGC1) provides the following settings:
• Enabling or disabling operation of 8-/16-bit PPG timer
• Pin function switching (Enabling or disabling pulse output)
• Enabling or disabling underflow interrupt
• Setting underflow interrupt request flag
• Enabling or disabling operation of 8-/16-bit PPG timer
I PPG1 Operation Mode Control Register (PPGC1)
Figure 10.3-3 PPG1 Operation Mode Control Register (PPGC1)
15
14
13
R/W
R/W
R/W
: Read/Write
X
: Undefined
: Unused
: Reset value
12
11
10
9
8
R/W
R/W
R/W
R/W
W
bit8
Reserved
bit10
MD1
bit11
PUF1
bit12
PIE1
bit13
PE1
bit15
PEN1
Reset value
0 X 0 0 0 0 0 1
B
Reserved bit
Be sure to set to "1".
1
bit9
MD0
Operating mode select bit
0
0
8-bit PPG output 2ch independent operating mode
0
1
8+8-bit PPG output operating mode
1
0
Setting disabled
1
1
16-bit PPG output operating mode
Under flow generating flag bit
Read
0
Without under flow
1
With under flow
Under flow interrupt enable bit
0
Under flow interrupt request disabled
1
Under flow interrupt request enabled
PPG1 pin output enable bit
0
General purpose I/O port (pulse output disabled)
1
PPG1 output (pulse output enabled)
PPG1 operating enabled
0
Count operating disabled (holding "L" level output)
1
Count operating enabled
CHAPTER 10 8/16-bit PPG timer
Write
Clear PUF1 bit
No effection
303
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