Fujitsu MJA2500BH Maintenance Manual - Page 118
Table 5.7, Operation of DOWNLOAD MICROCODE, CH, CL Field
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Interface Table 5.7 Operation of DOWNLOAD MICROCODE Host Command Movement of device Subcommand code (FR Field) 01h Sector Offset *1 (CH, CL Field) ---- Sector count (SN, SC Field) 0000h xxxxh Data transfer Non It is. Microcode rewriting execution Rewriting execution reservation Rewriting execution reservation 0000h Non Rewriting execution reservation 03h xxxxh xxxxh It is. Rewriting execution reservation 0000h Non 07h ---- xxxxh It is. Execution. *2 Execution. *2 Excluding 01h, 03h − and 07h Abort *1: When FR Field = 03 (Mode3) is specified, Abort is returned as an error when the specification of doing Sector Offset (CH, CL Field) is the transfer end the last sector and is not consecutive. Moreover, Sector Offset (CH, CL Field) is invalid in specification other than FR Field = 03 (Mode3). *2: In the following cases, Subcommand code = 07h returns Abort as an error though becomes Microcode rewriting execution specification. 1) Abnormality of the transmitted Microcode data is detected. 2) The data transfer is not done (The number of transfer: 0). 3) The DOWNLOAD MICROCODE command is not continuously issued when the transfer has been divided into multiple transfers. 5-44 C141-E293