µPD17P709
Pin No.
17
18
to
20
Symbol
P1B3
P1B2/PWM2
to
P1B0/PWM0
21
GND2
33
GND1
75
GND0
22
P0D3/AD3
to
to
25
P0D0/AD0
26
P1C3/AD5
27
P1C2/AD4
28
P1C1/AMIFC
29
P1C0/FMIFC
Function
Output for port 1B and D/A converter
• P1B3-P1B0
• 4-bit output port
• PWM2-PWM0
• 8-bit or 9-bit D/A converter output
Power-on reset
When reset
WDT&SP reset
Low-level output Low-level output
(P1B3-P1B0)
(P1B3-P1B0)
Ground
CE reset
Held
Output format
N-ch open-drain
(12-V withstand
voltage)
When the clock
is stopped
Held
(P1B3-P1B0)
—
Input for port 0D and A/D converter
—
• P0D3-P0D0
• 4-bit input port
• A pull-down resistor can be set bit by bit.
• AD3-AD0
• Analog input for 8-bit-resolution A/D converter
Power-on reset
When reset
WDT&SP reset
CE reset
When the clock
is stopped
Input with pull-
down resistors
(P0D3-P0D0)
Input with pull-
down resistors
(P0D3-P0D0)
Held
Held
Input for port 1C, A/D converter, and IF counter
—
• P1C3-P1C0
• 4-bit input port
• AD5, AD4
• Analog input for 8-bit-resolution A/D converter
• FMIFC, AMIFC
• Frequency counter input
When reset
Power-on reset WDT&SP reset
CE reset
When the clock
is stopped
Input
(P1C3-P1C0)
Input
(P1C3-P1C0)
• P1C3/AD5,
P1C2/AD4
Held
• P1C1/AMIFC,
P1C0/FMIFC
Input
(P1C1, P1C0)
• P1C3/AD5,
P1C2/AD4
Held
• P1C1/AMIFC,
P1C0/FMIFC
Input
(P1C1, P1C0)
10