HD6433044 Datasheet, PDF(284/867 Page) Hitachi Semiconductor – Hitachi Single-Chip Microcomputer

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HD6433044 Datasheet, PDF (284/867 Pages) Hitachi Semiconductor – Hitachi Single-Chip Microcomputer

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Table 9-15 Port 8 Pin Functions in Mode 7

Pin

P84

P83/IRQ3

P82/IRQ2

P81/IRQ1

P80/IRQ0

Pin Functions and Selection Method

Bit P84DDR selects the pin function as follows

P84DDR

Pin function

0

P84 input

Bit P83DDR selects the pin function as follows

P83DDR

Pin function

0

P83 input

IRQ3 input

Bit P82DDR selects the pin function as follows

P82DDR

Pin function

0

P82 input

IRQ2 input

Bit P81DDR selects the pin function as follows

P81DDR

Pin function

0

P81 input

IRQ1 input

Bit P80DDR select the pin function as follows

P80DDR

Pin function

0

P80 input

IRQ0 input

1

P84 output

1

P83 output

1

P82 output

1

P81 output

1

P80 output

271

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