static READ16_HANDLER(dbz2_inp1_r) { return readinputport(3) | (readinputport(2)<<8); }
static READ16_HANDLER(dbz2_inp2_r) { return readinputport(4) | (readinputport(4)<<8); }
static READ16_HANDLER(dbz2_inp0_r) { return readinputport(0) | (readinputport(1)<<8); }