SL11_EPCTRL_DATATOGGLE
spipe->control |= SL11_EPCTRL_DATATOGGLE;
spipe->control ^= SL11_EPCTRL_DATATOGGLE;
if (spipe->control & SL11_EPCTRL_DATATOGGLE)
!!((r) & SL11_EPCTRL_PREAMBLE), !!((r) & SL11_EPCTRL_DATATOGGLE),\
spipe->control |= SL11_EPCTRL_DATATOGGLE;