SCR2_RTDATA
*scr2 = (*scr2 & ~(SCR2_RTDATA | SCR2_RTCLK)) | SCR2_RTCE;
tmp = *scr2 & ~(SCR2_RTDATA | SCR2_RTCLK);
tmp |= SCR2_RTDATA;
tmp = *scr2 & ~(SCR2_RTDATA | SCR2_RTCLK);
if ((*scr2 & SCR2_RTDATA) != 0)
*scr2 &= ~(SCR2_RTDATA | SCR2_RTCLK | SCR2_RTCE);
*scr2 = (*scr2 & ~(SCR2_RTDATA | SCR2_RTCLK)) | SCR2_RTCE;
tmp = *scr2 & ~(SCR2_RTDATA | SCR2_RTCLK);
tmp |= SCR2_RTDATA;
tmp = *scr2 & ~(SCR2_RTDATA | SCR2_RTCLK);
tmp |= SCR2_RTDATA;
*scr2 &= ~(SCR2_RTDATA | SCR2_RTCLK | SCR2_RTCE);
*scr2 = (*scr2 & ~(SCR2_RTDATA | SCR2_RTCLK)) | SCR2_RTCE;
tmp = *scr2 & ~(SCR2_RTDATA | SCR2_RTCLK);
tmp |= SCR2_RTDATA;
tmp = *scr2 & ~(SCR2_RTDATA | SCR2_RTCLK);
if (*scr2 & SCR2_RTDATA)
*scr2 &= ~(SCR2_RTDATA|SCR2_RTCLK|SCR2_RTCE);