max97236 Maxim Integrated Products, Inc., max97236 Datasheet - Page 20

• Manufacturer Part Number: max97236
• Description: Audio Amplifier With Jack Detection
• Manufacturer: Maxim Integrated Products, Inc.

Table 4. Configuration and Device Status Registers (continued)
Audio Amplifier with Jack Detection
20
(Read Only)
(Read Only)
REGISTER
Status2
Status3
0x01
0x02
BIT
2
1
0
7
6
5
4
3
2
1
0
NAME
GND
KEY
—
—
—
—
—
—
—
—
Passive Multibutton Headset KEY Status
KEY reports when the passive multibutton has been pressed. Data is available in
KEYDATA. See Figure 8. Resets after reading.
0 = No button pressed.
1 = Button has been pressed/released.
Debounce and delay times have occurred.
—
—
—
—
—
—
—
—
Jack Common Location Identifier
The two GND bits tell the system whether the jack’s common connection is at RING2 or
SLEEVE. GND is also used to indicate when a jack has been removed.
00 = No common connection sensed, jack has been removed or nothing has been inserted
yet.
01 = The common jack connection is RING2.
10 = The common jack connection is SLEEVE.
11 = Common on both RING2 and SLEEVE.
DESCRIPTION