# set interface mode to i2c fast
i i2cfast
# set register page to 0
w e0 7f 00
# set gpo 1 thru 4 to logic 1
w e0 1b 01
w e0 1c 01
w e0 1d 01
w e0 1e 01
# dir setup
w e0 0d 00
w e0 0e 09
w e0 0f 22
w e0 10 00
w e0 11 00
# dit setup
w e0 07 f4
w e0 08 00
w e0 09 06
# power up
w e0 01 26