Power-Down And Headset-Detect Registers - Cirrus Logic CS42L42 Manual

6.5 Power-Down and Headset-Detect Registers

I 2 C Address: 10010(AD1)(AD0)[R/W] through 10010(AD1)(AD0)0 = 0x94(Write); 10010(AD1)(AD0)1 = 0x95 (Read)
Address Function
0x00 Control Port Page
Power Down Control 1
0x01
p. 130
Power Down Control 2
0x02
p. 131
Power Down Control 3
0x03
p. 132
Ring Sense Control 1
0x04
p. 132
Ring Sense Control 2
0x05
p. 133
Reserved
0x06
Oscillator Switch
0x07
Control
p. 133
Reserved
0x08
0x09 Oscillator Switch
Status (Read Only)
p. 133
0x0A–0x11 Reserved
Ring Sense Control 3
0x12
p. 133
Tip Sense Control 1
0x13
p. 134
0x 14 Reserved
Tip Sense/Ring Sense
0x15
Indicator Status (Read
Only)
p. 134
0x16–0x1E Reserved
Headset Detect
0x1F
Control 1
p. 134
Headset Detect
0x20
Control 2
p. 135
Headset Switch
0x21
Control
p. 135
0x 22–0x23 Reserved
Headset Detect Status
0x24
(Read Only)
p. 136
0x 25–0x28 Reserved
0x29 HS Clamp Disable
p. 136
0x2A–0x7F Reserved
DS1083F2
Page 0x11—Power-Down and Headset-Detect Registers
7 6
0 0
ASP_DAO_ ASP_DAI_ MIXER_PDN
PDN PDN
1 1
—
1 0
SW_CLK_STP_STAT_SEL
—
0 0
RING_
—
SENSE_PU_
HIZ
0 1
TS_RS_GATE
0 0
x x
0 0
x x
0 0
x x
RS_INV RS_PU_EN
0 0
TS_INV —
0 0
x x
—
0 0
x x
HSDET_COMP2_LVL
0 1
HSDET_CTRL
0 0
SW_REF_HS3 SW_REF_HS4 SW_HSB_
1 1
x x
HSDET_ HSDET_
COMP2_OUT COMP1_OUT
x x
x x
0 0
x x
6.5 Power-Down and Headset-Detect Registers
5 4
PAGE
0 1
EQ_PDN HP_PDN
1 1
DISCHARGE_ SRC_PDN_
FILT+ OVERRIDE
0 0
—
1 0
— HSBIAS_FILT_
REF_RS
0 0
0 0
—
x x
—
0 0
—
x x
—
0 0
—
x x
RS_FALL_DBNCE_TIME
0 1
TS_FALL_DBNCE_TIME
0 1
—
x x
TS_UNPLUG_
DBNC
0 0
—
x x
1 1
HSDET_SET HSBIAS_REF
0 0
SW_HSB_ SW_HSB_HS3 SW_HSB_HS4 SW_GNDHS_
FILT_HS3 FILT_HS4
1 1
—
x x
—
0 0
—
x x
—
0 0
—
x x
3 2 1
0 0 0
ADC_PDN —
1 1 1
ASP_DAI1_ DAC_SRC_
PDN PDNB
0 1 0
VPMON_ RING_
PDNB SENSE_PDNB
0 0 0
HP_REF_RS RS_TRIM_T
0 0 0
—
0 0 0
x x x
0 0 0
x x x
OSC_PDNB_ OSC_SW_SEL_STAT
STAT
0 1 0
x x x
RS_RISE_DBNCE_TIME
1 0 1
TS_RISE_DBNCE_TIME
1 0 1
x x x
TS_PLUG_ RS_UNPLUG_
DBNC DBNC
x x x
x x x
HSDET_COMP1_LVL
0 1 1
— HSDET_AUTO_TIME
0 0 0
HS3
0 0 1
x x x
HSDET_TYPE
0 x x
x x x
0 0 0
x x x
CS42L42
0
1
PDN_ALL
1
ADC_SRC_
PDNB
0
0
RS_TRIM_R
0
0
x
SCLK_
PRESENT
0
x
1
x
1
1
x
RS_PLUG_
DBNC
x
x
1
0
SW_GNDHS_
HS4
1
x
x
x
HS_CLAMP_
DISABLE
0
x
107