BTBYTE
BTBYTE (dstatus); /* 0, 1,2,3 */
BTBYTE (iform); /* 4, 5,6,7 */
BTBYTE (tdec); /* 8, 9,a,b */
BTBYTE (e_crop); /* c, d,e,f */
BTBYTE (e_vdelay_lo); /* 10, 11,12,13 */
BTBYTE (e_vactive_lo); /* 14, 15,16,17 */
BTBYTE (e_delay_lo); /* 18, 19,1a,1b */
BTBYTE (e_hactive_lo); /* 1c, 1d,1e,1f */
BTBYTE (e_hscale_hi); /* 20, 21,22,23 */
BTBYTE (e_hscale_lo); /* 24, 25,26,27 */
BTBYTE (bright); /* 28, 29,2a,2b */
BTBYTE (e_control); /* 2c, 2d,2e,2f */
BTBYTE (contrast_lo); /* 30, 31,32,33 */
BTBYTE (sat_u_lo); /* 34, 35,36,37 */
BTBYTE (sat_v_lo); /* 38, 39,3a,3b */
BTBYTE (hue); /* 3c, 3d,3e,3f */
BTBYTE (e_scloop); /* 40, 41,42,43 */
BTBYTE (oform); /* 48, 49,4a,4b */
BTBYTE (e_vscale_hi); /* 4c, 4d,4e,4f */
BTBYTE (e_vscale_lo); /* 50, 51,52,53 */
BTBYTE (test); /* 54, 55,56,57 */
BTBYTE (bdelay); /* 64, 65,66,67 */
BTBYTE (adc); /* 68, 69,6a,6b */
BTBYTE (e_vtc); /* 6c, 6d,6e,6f */
BTBYTE (tgctrl); /* 84, 85,86,87 */
BTBYTE (o_crop); /* 8c, 8d,8e,8f */
BTBYTE (o_vdelay_lo); /* 90, 91,92,93 */
BTBYTE (o_vactive_lo); /* 94, 95,96,97 */
BTBYTE (o_delay_lo); /* 98, 99,9a,9b */
BTBYTE (o_hactive_lo); /* 9c, 9d,9e,9f */
BTBYTE (o_hscale_hi); /* a0, a1,a2,a3 */
BTBYTE (o_hscale_lo); /* a4, a5,a6,a7 */
BTBYTE (o_control); /* ac, ad,ae,af */
BTBYTE (o_scloop); /* c0, c1,c2,c3 */
BTBYTE (o_vscale_hi); /* cc, cd,ce,cf */
BTBYTE (o_vscale_lo); /* d0, d1,d2,d3 */
BTBYTE (color_fmt); /* d4, d5,d6,d7 */
BTBYTE (cap_ctl); /* dc, dd,de,df */
BTBYTE (vbi_pack_size); /* e0, e1,e2,e3 */
BTBYTE (vbi_pack_del); /* e4, e5,e6,e7 */
BTBYTE (o_vtc); /* ec, ed,ee,ef */
BTBYTE (pll_f_lo); /* f0, f1,f2,f3 */
BTBYTE (pll_f_hi); /* f4, f5,f6,f7 */
BTBYTE (pll_f_xci); /* f8, f9,fa,fb */