Datasheet

STATE_CONTROL: State Control Register
bq77PL900
www.ti.com ...................................................................................................................................................... SLUS844B – JUNE 2008 – REVISED JANUARY 2009
STATE_CONTROL REGISTER (0x02)
7 6 5 4 3 2 1 0
IGAIN VGAIN 0 0 0 0 HOST SHDN
The STATE_CONTROL register controls the states of the bq77PL900.
STATE_CONTROL b0 (SHDN): This bit enables or disables the shut down mode in host mode.
0 = Disable shutdown mode (default).
1 = Enable shutdown mode (if PACK voltage = 0 V).
STATE_CONTROL b1 (HOST): This bit selects stand-alone mode or host-control mode.
0 = Stand-alone mode (default)
1 = Host control mode
STATE_CONTROL b6 (VGAIN): This bit controls the cell amplifier scale.
0 = SCALE is 0.15 (default).
1 = SCALE is 0.2.
STATE_CONTROL b7 (IGAIN): This bit controls the current monitor amplifier gain.
0 = GAIN is 10 (default).
1 = GAIN is 50.
STATE_CONTROL b5-b2: These bits are not used and should be set to 0.
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