PD17012_15 Datasheet, PDF (22/320 Pages) Renesas Technology Corp – 4-BIT SINGLE-CHIP MICROCONTROLLERS WITH DIGITAL TUNING SYSTEM HARDWARE

µPD17012, 17P012
Pin No.
Symbol
Function
64-Pin 80-Pin
42 to 50
57
52
53
55
to
67
LCD15/KS15/PYA15
to
LCD0/KS0/PYA0
Port YA. Segment signal output of LCD controller/
driver and key source signal output of key matrix.
• PYA15 to PYA0
• 16-bit output port
• LCD15 to LCD0
• LCD controller/driver segment signal outputs
• KS15 to KS0
• Key matrix key source signal outputs
59 to 73
62
to
76
P0D3/K3 to
P0D0/K0
Port 0D. Key source signal return input of LCD
segment.
• P0D3 to P0D0
• 4-bit input port
• K3 to K0
• Key source signal return inputs
64 78 INT
Vector interrupt pin for edge detection.
Rising or falling edge can be selected.
Output Format
CMOS
push-pull
After Power-on
Reset
Low-level output
−
Input with pull-
down resistor
−
Input
(2) PROM programming mode (µPD17P012 only)
Pin No.
64-Pin 80-Pin
4 3, 4
8 8, 9
12 to 13, 14,
15 16, 17
20 to 22, 24
23 to 26
25 28
Symbol
VDD1
VDD2
D4 to D7
D0 to D3
CLK
26, 58 30, 69,
31, 71
GND
59 to 73 to MD3 to MD0
62 76
64 78
VPP
Function
Positive power supply. Supply +6 V to these pins when writing, reading,
or verifying the program memory.
8-bit data I/O when writing, reading, or verifying the program memory.
Clock input to update addresses when writing, reading, or verifying the
program memory.
Ground.
Input to select the operation mode when writing, reading, or verifying the
program memory.
Pin to apply the program voltage when writing, reading, or verifying the
program memory. Apply +12.5 V.
Output Format
−
CMOS push-pull
−
−
−
−
Remark Pins not listed above are not used in the PROM programming mode. For the processing of unused pins,
refer to (2) µPD17P012 (b) PROM programming mode.
20
Data Sheet U10101EJ4V0DS