R_CD1
regs[R_CD1] = 0x00;
regs[R_CD1] = 0x6c;
regs[R_CD1] = 0x66;
regs[R_CD1] = 0x66;
regs[R_CD1] = 0x65;
regs[R_CD1] = 0x65;
regs[R_CD1] = 0x7f & (div >> 16);
tda_reg("CAL_DIV_BYTE_1 = 0x%02x\n", 0xff & regs[R_CD1]);