Fujitsu MHM2150AT Manual/User Guide - Page 115
Supportable Ultra DMA transfer mode, Bits 15-14: Reserved
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Interface Table 5.4 Information to be read by IDENTIFY DEVICE command (7 of 8) Bits 2-0: Same definition as WORD 83. *14 WORD 88 Bit 15-8: Currently used Ultra DMA transfer mode Bit 7-0: Supportable Ultra DMA transfer mode Bit 4 = '1': Mode 4 Bit 3 = '1': Mode 3 Bit 2 = '1': Mode 2 Bit 1 = '1': Mode 1 Bit 0 = '1': Mode 0 *15 WORD 93 Bits 15-14: Reserved Bit 13: '1' = CBLID- is a level higher than VIH. '0' = CBLID- is a level lower than VIL. Bits 12-8: In the case of Device 1 (slave drive), a valid value is set. Bit 12: Reserved Bit 11: '1' = Device asserts PDIAG-. Bit 10, 9: Method for deciding the device No. of Device 1. '00' = Reserved '01' = Using a jumper. '10' = Using the CSEL signal. '11' = Other method. Bit 8: Reserved Bits 7-0: In the case of Device 0 (master drive), a valid value is set. Bit 7: Reserved Bit 6: '1' = Device 1 is selected, Device 0 responds. Bit 5: '1' = Device 0, assertion of DASP- was detected. Bit 4: '1' = Device 0, assertion of PDIAG- was detected. Bit 3: '1' = Device 0, an error was not detected in the selfdiagnosis. Bit 2, 1: Method for deciding the device No. of Device 0. 5-38 C141-E104-03EN