HD64F3437TF16 Datasheet, PDF(733/752 Page) Hitachi Semiconductor – 12 V must not be applied to the S-mask model (single-power-supply specification), as this may permanently damage the device.

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HD64F3437TF16 Datasheet, PDF (733/752 Pages) Hitachi Semiconductor – 12 V must not be applied to the S-mask model (single-power-supply specification), as this may permanently damage the device.

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Reset

R

QD

P86DDR

C

WP8D

SCI

Clock input enable

Reset

R

P86

QD

P86DR

C

WP8

Clock output enable

Clock output

RP8

Clock input

IRQ5 input

IRQ enable register

IRQ5 enable

WP8D: Write to P8DDR

WP8: Write to port 8

RP8: Read port 8

Note: For a block diagram when the SCL pin function is selected, see section 13,

I2C Bus Interface.

Figure C.8 (f) Port 8 Block Diagram (Pin P86)

704

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