LC865020B 查看數據表（PDF） - SANYO -> Panasonic

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LC865020B

8-Bit Single-Chip Microcontroller

SANYO -> Panasonic 

LC865020B/16B/12B/08B

LC865020B/16B/12B/08B Pin Description

Pin name I/O

Function description

VSS

Power supply (–)

VDD

Power supply (+)

VDDVPP*

Power supply (+)

PORT0

I/O • 8-bit input/output port

P00 to P07

• Input for port 0 interrupt

• Data direction programmable in nibble units

• Input for HOLD release

PORT1

I/O • 8-bit input/output port

P10 to P17

• Data direction can be specified for each bit.

• Other pin functions

P10 SIO0 data output

P11 SIO0 data input /bus input/output

P12 SIO0 clock input/output

P13 SIO1 data output

P14 SIO1 data input /bus input/output

P15 SIO1 clock input/output

P16 Buzzer output

P17 Timer1 output (PWM output)

PORT2 I/O • 8-bit input/output port

P20 to P27

• Input/output in bit units

PORT3 I/O • 8-bit input/output port

P30 to P37

• Input/output in bit units

• 15 V withstand at N-channel open-drain output

PORT4

I/O • 8-bit input/output port

P40 to P47

• Input/output in bit units

• 15 V withstand at N-channel open-drain output

PORT5

P50 , P51

I/O • 2-bit input/output port

• Input/output in bit units

• 15 V withstand at N-channel open-drain output

* Connect as in the following figure to reduce noise into VDD.

Short-circuit the VDD terminal to the VDDVPP pin.

Short-circuit the two VSS pins.

Option

• Pull-up resistor :

Present / Not present

• Output form :

CMOS/N-channel open-drain

• Output form :

CMOS/N-channel open-drain

Output form

:

CMOS/N-channel open-drain

• Pull-up resistor :

Present / Not present

• Output form :

CMOS/N-channel open-drain

• Pull-up resistor :

Present / Not present

• Output form :

CMOS/N-channel open-drain

• Pull-up resistor :

Present / Not present

• Output form :

CMOS/N-channel open-drain

Power

Supply

LSI

VVDDDD

VVDDDDVVPPPP

VVSSSS VVSSSS

No. 5650-8/21

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