PD17012 datasheet(22/320 Pages) RENESAS

22 / 320 page

µPD17012, 17P012

Data Sheet U10101EJ4V0DS

Pin No.

Symbol

Function

Output Format

After Power-on

64-Pin

80-Pin

Reset

42 to

LCD15/KS15/PYA15

Port YA. Segment signal output of LCD controller/

CMOS

Low-level output

driver and key source signal output of key matrix.

push-pull

LCD0/KS0/PYA0

• 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

P0D3/K3 to

Port 0D. Key source signal return input of LCD

−

Input with pull-

P0D0/K0

segment.

down resistor

• P0D3 to P0D0

• 4-bit input port

• K3 to K0

• Key source signal return inputs

INT

Vector interrupt pin for edge detection.

−

Input

Rising or falling edge can be selected.

(2) PROM programming mode (

µPD17P012 only)

Pin No.

Symbol

Function

Output Format

64-Pin

80-Pin

3, 4

VDD1

Positive power supply. Supply +6 V to these pins when writing, reading,

−

8, 9

VDD2

or verifying the program memory.

12 to 13, 14,

D4 to D7

8-bit data I/O when writing, reading, or verifying the program memory.

CMOS push-pull

16, 17

20 to 22, 24

D0 to D3

to 26

CLK

Clock input to update addresses when writing, reading, or verifying the

−

program memory.

26, 58 30, 69,

GND

Ground.

−

31, 71

59 to

73 to

MD3 to MD0

Input to select the operation mode when writing, reading, or verifying the

−

program memory.

VPP

Pin to apply the program voltage when writing, reading, or verifying the

−

program memory. Apply +12.5 V.

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.

PD17012 Datasheet(PDF) 22 Page - Renesas Technology Corp

PD17012 Datasheet(HTML) 22 Page - Renesas Technology Corp

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