Datasheet

TPS65720

TPS65721

SLVS979 –OCTOBER 2009

www.ti.com

GPIODIR Register Address: 0Ch (read/write)

GPIODIR B7 B6 B5 B4 B3 B2 B1 BO

Bit name and function GPIO3_LED GPIO2_LED GPIO3_DIR GPIO2_DIR GPIO1_DIR GPIO0_DIR

Default 1 1 1 1 0 0 1 1

Default value loaded by: UVLO/R UVLO/R UVLO/R UVLO/R UVLO/R UVLO/R

Read/write R/W R/W R R R/W R/W R/W R/W

Bit 7 GPIO3_LED:

0 = GPIO3 is configured as a standard GPIO

1 = GPIO3 is configured as 5mA LED driver

Bit 6 GPIO2_LED:

0 = GPIO2 is configured as a standard GPIO

1 = GPIO2 is configured as 5mA LED driver

Bit 3 GPIO3_DIR:

0 = GPIO3 is configured as an output / LED driver

1 = GPIO3 is configured as an input

Bit 2 GPIO2_DIR:

0 = GPIO2 is configured as an output / LED driver

1 = GPIO2 is configured as an input

Bit 1 GPIO1_DIR:

0 = GPIO1 is configured as an output

1 = GPIO1 is configured as an input

Bit 0 GPIO0_DIR:

0 = GPIO0 is configured as an output

1 = GPIO0 is configured as an input

IRMASK0 Register Address: 0Dh (read/write)

IRMASK0 B7 B6 B5 B4 B3 B2 B1 BO

Bit name and M_TS_HOT M_TS_COLD M_OVP M_TIMER_ M_CH_ M_CH_ M_VBAT_ M_THLOOP

function FAULT ACTIVE PGOOD COMP

Default 1 1 1 1 1 1 1 1

Default value UVLO/R UVLO/R UVLO/R UVLO/R UVLO/R UVLO/R UVLO/R UVLO/R

loaded by:

Read/write R/W R/W R/W R/W R/W R/W R/W R/W

Bit 7..0 charger interrupt mask register:

0 = Interrupt not masked

1 = Interrupt masked (no interrupt based on the event)

Product Folder Link(s): TPS65720 TPS65721