Table 27-32. Read Resource Command FCCOB RequirementsFCCOB Number FCCOB Contents [7:0]0 0x03 (RDRSRC)1 Flash address [23:16]2 Flash address [15:8]3 Flash address [7:0]1Returned Values4 Read Data [31:24]5 Read Data [23:16]6 Read Data [15:8]7 Read Data [7:0]User-provided values8 Resource Select Code (see Table 27-33)1. Must be longword aligned (Flash address [1:0] = 00).Table 27-33. Read Resource Select CodesResourceSelect Code Description Resource Size Local Address Range0x00 Program Flash 0 IFR 256 Bytes 0x00_0000 - 0x00_00FF0x011 Version ID 8 Bytes 0x00_0000 - 0x00_00071. Located in program flash 0 reserved space.After clearing CCIF to launch the Read Resource command, four consecutive bytes areread from the selected resource at the provided relative address and stored in the FCCOBregister. The CCIF flag sets after the Read Resource operation completes. The ReadResource command exits with an access error if an invalid resource code is provided or ifthe address for the applicable area is out-of-range.Table 27-34. Read Resource Command Error HandlingError Condition Error BitCommand not available in current mode/security FSTAT[ACCERR]An invalid resource code is entered FSTAT[ACCERR]Flash address is out-of-range for the targeted resource. FSTAT[ACCERR]Flash address is not longword aligned FSTAT[ACCERR]27.4.10.4 Program Longword CommandThe Program Longword command programs four previously-erased bytes in the programflash memory using an embedded algorithm.Functional DescriptionKL04 Sub-Family Reference Manual, Rev. 3.1, November 2012404 Freescale Semiconductor, Inc.
