AK7750 Datasheet, PDF (38/77 Pages) Asahi Kasei Microsystems – Audio DSP with Built-in Hands-Free Phone Features

[ASAHI KASEI]
[AK7750]
4) CONT3 : Internal Path Select ( refer to (2) Total Block Diagram )
Writing during the system reset ( S_RESET = “L” ) is recommended.
Command Code
Write Read
66h
76h
Name
CONT3
D7
SWJX2
D6
D5
D4
SWJX1 SWJX0_N SWQ4
D3
SWIA
D2
SWQD
D1
SWEE
c D7:SWJX2
0: SDIN3 / JX2 pin is used as SDIN3 pin (JX2 = 0).
1: SDIN3 / JX2 pin is used as JX2 pin.
d D6:SWJX1
0: SDIN4 / JX1 pin is used as SDIN4 pin (JX1 = 0).
1: SDIN4 / JX1 pin is used as JX1 pin.
e D5:SWJX0_N
0: JX0 / SDIN5A pin is used as JX0 pin.
1: JX0 / SDIN5A pin is used as SDIN5A pin (JX0 =0).
f D4:SWQ4
0: DSP SDOUT4 is selected.
1: ADC SDATA-AD is selected.
g D3:SWIA
0: ADC SDATA-AD is selected.
1: JX0 / SDIN5A pin is selected.
D0 Default
X
0000_000x
h D2:SWQD
0: DSP SDOUT4 is output
1: Data selected by SWIA is output.
i D1:SWEE Status Information Select ( EESEL = “H” )
0: HFST N is selected.
1: EEST is selected.
j D0 : set “0”
note) Under-lined set values in c ~i above indicate the default values.
[MS0296-E-00]
38
2005/03