Datasheet

TSC2101
SLAS392D JUNE 2003 REVISED MAY 2005
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68
REGISTER 21H: Audio Control 6
BIT NAME
RESET
VALUE
READ/
WRITE
FUNCTION
D15 SPL2LSK 0 R/W Routing Selected for SPK1 Goes to OUT8POUT8N (Loudspeaker) Also.
0 => None of the routing selected for SPK1 goes to OUT8POUT8N.
1 => Routing selected for SPK1 using D14D9 of control register 20H/page 2 goes to
OUT8POUT8N.
Note: This programming is valid only if SPK1/OUT32N and SPK2 are powered down.
D14 AST2LSK 0 R/W Analog Sidetone Routing to OUT8POUT8N (Loudspeaker)
0 => No routing from analog sidetone to OUT8POUT8N
1 => Analog sidetone routed to OUT8POUT8N
D13 BUZ2LSK 0 R/W Buzzer PGA Routing to OUT8POUT8N (Loudspeaker)
0 => No routing from buzzer PGA to OUT8POUT8N
1 => Buzzer PGA routed to OUT8POUT8N
D12 KCL2LSK 0 R/W Keyclick Routing to OUT8POUT8N (Loudspeaker)
0 => No routing from keyclick to OUT8POUT8N
1 => Keyclick routed to OUT8POUT8N
D11 CPI2LSK 0 R/W Cellphone Input Routing to OUT8POUT8N (Loudspeaker)
0 => No routing from cell-phone input to OUT8POUT8N
1 => Cellphone input routed to OUT8POUT8N
D10 MIC2CPO 0 R/W MICSEL (Programmed Using Control Register 04H/Page 2) Routed to Cell-phone Output.
0 => No routing from MICSEL to CP_OUT.
1 => MICSEL routed to CP_OUT.
D9 SPL2CPO 0 R/W Routing Selected for SPK1 (Other Than Cellphone Input) Goes to Cell-phone Output Also.
0 => None of the routing selected for SPK1 goes to cell-phone output.
1 => Routing selected for SPK1 using D14D10 of control register 20H/page 2 goes to
CP_OUT.
Note: This programming is valid even if SPK1/OUT32N and SPK2 are powered down.
D8 SPR2CPO 0 R/W Routing Selected for SPK2 Goes to Cellphone Output Also (Valid for Only Single-ended).
0 => None of the routing selected for SPK2 goes to cell-phone output.
1 => Routing selected for SPK2 using D8D3 of control register 20H/page2 goes to CP_OUT.
Note: 1. This programming is valid even if SPK2 is power-down.
2. This programming is not valid when routing selected for SPK1 is routed to loudspeaker
D7 MUTLSPK 1 R/W Mute Control for OUT8POUT8N Loudspeaker
0 => OUT8POUT8N is not muted.
1 => OUT8POUT8N is muted.
D6 MUTSPK2 1 R/W Mute Control for Cellphone Output
0 => CPOUT is not muted.
1 => CPOUT is muted.
D5 LDSCPTC 1 R/W Loudspeaker Shortcircuit Protection Control
0 => Enable shortcircuit protection for loudspeaker
1 => Disable shortcircuit protection for loudspeaker
D4 VGNDSCPTC 0 R/W VGND Shortcircuit Protection Control
0 => Enable shortcircuit protection for VGND driver
1 => Disable shortcircuit protection for VGND driver
D3 CAPINTF 0 R/W Cap/Capless Interface Select for Headset.
0 => Select capless interface.
1 => Select cap interface.
D2D0 0’s R Reserved (Write only 000)