R_MD2
regs[R_MD2] = 0x00;
regs[R_MD2] = 0x08;
regs[R_MD2] = 0x1a;
regs[R_MD2] = 0xcd;
regs[R_MD2] = 0xff & (div >> 8);
tda_reg("MAIN_DIV_BYTE_2 = 0x%02x\n", 0xff & regs[R_MD2]);