Instruction Manual

DS723F1 37
CS43L21
5. REGISTER QUICK REFERENCE
Software mode register defaults are as shown. “Reserved” registers must maintain their default state.
AddrFunction7 6543210
01h ID Chip_ID4 Chip_ID3 Chip_ID2 Chip_ID1 Chip_ID0 Rev_ID2 Rev_ID1 Rev_ID0
p40
default
1 1011001
02h Power Ctl. 1 Reserved PDN_DACB PDN_DACA
Reserve Reserved Reserved Reserved
PDN
p40
default
000
1(See Note
2 on page
40)
1(See Note
2 on page
40)
1(See Note
2 on page
40)
1(See Note
2 on page
40)
0
03h Speed Ctl. &
Power Ctl. 2
AUTO SPEED1 SPEED0 3-ST_SP
Reserved Reserved Reserved
MCLKDIV2
p41
default
1 0101110
04h Interface Ctl.
Reserved
M/S DAC_DIF2 DAC_DIF1 DAC_DIF0
Reserved Reserved Reserved
p42
default
0 0000000
05h
Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved
default
0 0000000
06h
Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved
default
1 0100000
07h
Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved
default
0 0000000
08h DAC Output
Control
HP_GAIN2 HP_GAIN1 HP_GAIN0 DAC_SNG
VOL
INV_PCMB INV_PCMA DACB_
MUTE
DACA_
MUTE
p42
default
0 1100000
09h DAC Control DATA_SEL1 DATA_SEL0 FREEZE Reserved DEEMPH AMUTE DAC_SZC1 DAC_SZC0
p43
default
0 0000110
0Ah
Reserved Reserved Reserved
Reserved
Reserved Reserved Reserved Reserved Reserved
default
0 0000000
0Bh
Reserved Reserved Reserved
Reserved
Reserved Reserved Reserved Reserved Reserved
default
0 0000000
0Ch
Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved
default
0 0000000
0Dh
Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved
default
0 0000000
0Eh
Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved
default
1 0000000
0Fh
Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved
default
1 0000000