PIXEL_1
PNOZZ_LATCH(sc, PIXEL_1);
(PIXEL_1 + (31 << 2)), latch);
(PIXEL_1 + ((to_go - 1) << 2)), latch);
p9100_ctl_write_4(sc, (PIXEL_1 + ((to_go - 1) << 2)), latch);