Errata, corrections, and clarifications to IEEE Std 896.4-1993, as well as a new diskette version of the conformance test suite to replace the original test suite distributed with the 1993 publication of the standard, are provided. IEEE Std 896.4-1993 defines a suite of tests that govern the testing of the requirements of Futurebus+¨ as defined originally in IEEE Std 896.1-1991 and IEEE Std 896.2-...