DA7217 Datasheet, PDF (109/171 Pages) Dialog Semiconductor – Ultra-Low Power Stereo Codec

DA7217
Ultra-Low Power Stereo Codec
Table 148: IN_2_HPF_FILTER_CTRL (Page 0: 0x000000BD)
Bit
Mode
Symbol
Description
7
R/W
in_2_hpf_en
ADC high-pass filter control
0 = ADC high-pass filter disabled
1 = ADC high-pass filter enabled
5:4
R/W
in_2_audio_hpf_corn 3 dB cut-off control for the High Pass Filter
er
At 48 kHz, the 3 dB cut-off is at:
00 = 2 Hz
01 = 4 Hz
10 = 8 Hz
11 = 16 Hz
For other sample rates the corner cut-off points
scale proprtionately
3
R/W
in_2_voice_en
ADC voice filter control
0 = ADC voice filter disabled
1 = ADC voice filter enabled
2:0
R/W
in_2_voice_hpf_corn 3 dB cut-off control for the Voice filter
er
At 8 kHz, the 3 dB cut-off is at:
000 = 2.5 Hz
001 = 25 Hz
010 = 50 Hz
011 = 100 Hz
100 = 150 Hz
101 = 200 Hz
110 = 300 Hz
111 = 400 Hz
Reset
0x1
0x0
0x0
0x0
Table 146: Register map irq_cor_00 page 0
Address
#
7
6
5
4
3
2
Name
Register Page 0
0x000000EC
EVENT_STAT
US
hpldet_jack_
sts
Reserved
0x000000ED
EVENT
hpldet_jack_
event
Reserved
0x000000EE
EVENT_MAS
K
hpldet_jack_
event_irq_ms
k
Reserved
1
0
lvl_det_event
lvl_det_event
_msk
Datasheet
CFR0011-120-00
Revision 2.5
109 of 171
01 Sep 2016
© 2016 Dialog Semiconductor