TDA1004X_UNCOR
tmp = tda1004x_read_byte(state, TDA1004X_UNCOR);
tda1004x_write_mask(state, TDA1004X_UNCOR, 0x80, 0);
tda1004x_write_mask(state, TDA1004X_UNCOR, 0x80, 0);
tda1004x_write_mask(state, TDA1004X_UNCOR, 0x80, 0);
tmp2 = tda1004x_read_byte(state, TDA1004X_UNCOR);