Datasheet

MAX9880A

Low-Power, High-Performance

Dual I

S Stereo Audio Codec

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Table 23. Headset Detect Configuration

JACK ACTION JKSNS IRQ TOGGLES?

SHDN MICBIAS JDWK

FROM TO FROM TO IJDET = 1 IJDET = 0

0 — 0 None Headset 11 01 Yes No

0 — 0 None Headphone 11 00 Yes No

0 — 0 Headset None 01 11 Yes No

0 — 0 Headphone None 00 11 Yes No

0 — 1 None Headset 11 00 Yes No

0 — 1 None Headphone 11 00 Yes No

0 — 1 Headset None 00 11 Yes No

0 — 1 Headphone None 00 11 Yes No

1 0 0 None Headset 11 01 Yes No

1 0 0 None Headphone 11 00 Yes No

1 0 0 Headset None 01 11 Yes No

1 0 0 Headphone None 00 11 Yes No

1 0 1 None Headset 11 00 Yes No

1 0 1 None Headphone 11 00 Yes No

1 0 1 Headset None 00 11 Yes No

1 0 1 Headphone None 00 11 Yes No

1 1 — None Headset 11 01 Yes No

1 1 — None Headphone 11 00 Yes No

1 1 — Headset None 01 11 Yes No

1 1 — Headphone None 00 11 Yes No

Note: JDETEN = 1; MICBIAS enable; any bit of PALEN/PAREN set.