Rainbow-electronics MAX7360 Bedienungsanleitung PDF herunterladen (Seite 21)

C-Interfaced Key-Switch Controller and LED

Driver/GPIOs with Integrated ESD Protection

MAX7360

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Table 10. Key-Switch Interrupt Register Format (0x03)

Table 9. Debounce Register Format (0x02) (continued)

D7 D6 D5 D4 D3 D2 D1 D0

PORTS ENABLE DEBOUNCE TIME

GPO ports 7, 6, and 5 enabled 0 1 1 X X X X X

GPO ports 7, 6, 5, and 4 enabled 1 0 0 X X X X X

GPO ports 7, 6, 5, 4, and 3 enabled 1 0 1 X X X X X

GPO ports 7, 6, 5, 4, 3, and 2 enabled 1 1 X X X X X X

Power-up default setting 1 1 1 1 1 1 1 1

D7 D6 D5 D4 D3 D2 D1 D0

FIFO-BASED INTK TIME-BASED INTK

INTK used as GPO

0 0 0 0 0 0 0 0

FIFO-based INTK disabled

0 0 0 Not all zero

INTK asserts every debounce cycle

0 0 0 0 0 0 0 1

INTK asserts every 2 debounce cycles

0 0 0 0 0 0 1 0

INTK asserts every 29 debounce cycles

0 0 0 1 1 1 0 1

INTK asserts every 30 debounce cycles

0 0 0 1 1 1 1 0

INTK asserts every 31 debounce cycles

0 0 0 1 1 1 1 1

Time-based INTK disabled

Not all zero 0 0 0 0 0

INTK asserts when FIFO has 2 key events

0 0 1 0 0 0 0 0

INTK asserts when FIFO has 4 key events

0 1 0 0 0 0 0 0

INTK asserts when FIFO has 6 key events

0 1 1 0 0 0 0 0

INTK asserts when FIFO has 16 key events

1 1 1 0 0 0 0 0

Both time-based and FIFO-based interrupts

active

Not all zero Not all zero

Power-up default setting 0 0 0 0 0 0 0 0

1 2 ... 16 17 18 19 20 21 22 23 24 25 26 ... 30 31

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