Hard Drive Specifications
Page 62
...to reset the HDD. This line is driven by device 1 to indicate to device 0 that device 1 is prepared to 5 volts. Travelstar 48GH, 30GN & 15GN hard disk drive specifications 48 These are addresses used to 5 volts in the HDD. DIOWThe rising edge of this line to send or receive a 16-...the bus shall be asserted by an Open-Drain driver and internally pulled up and kept High thereafter. The IRQ is low, it has completed diagnostics. DASPThis is a time-multiplexed signal which indicates that a drive is active or that a drive is in the Device Control Register. DIORWhen this...
...to reset the HDD. This line is driven by device 1 to indicate to device 0 that device 1 is prepared to 5 volts. Travelstar 48GH, 30GN & 15GN hard disk drive specifications 48 These are addresses used to 5 volts in the HDD. DIOWThe rising edge of this line to send or receive a 16-...the bus shall be asserted by an Open-Drain driver and internally pulled up and kept High thereafter. The IRQ is low, it has completed diagnostics. DASPThis is a time-multiplexed signal which indicates that a drive is active or that a drive is in the Device Control Register. DIORWhen this...
Hard Drive Specifications
Page 65
... BUSY t10 RESET- System reset timings Min. (µs) - 25 Max. (µs) 9.5 - Travelstar 48GH, 30GN & 15GN hard disk drive specifications 51 7.5 Interface logic signal levels The interface logic signals have the following electrical specifications: Inputs ...Outputs: Current Input High Voltage Input Low Voltage Output High Voltage Output Low Voltage Driver Sink Current Driver Source Current 2.0 V min./5.5 V max. -0.5 V min...
... BUSY t10 RESET- System reset timings Min. (µs) - 25 Max. (µs) 9.5 - Travelstar 48GH, 30GN & 15GN hard disk drive specifications 51 7.5 Interface logic signal levels The interface logic signals have the following electrical specifications: Inputs ...Outputs: Current Input High Voltage Input Low Voltage Output High Voltage Output Low Voltage Driver Sink Current Driver Source Current 2.0 V min./5.5 V max. -0.5 V min...
Hard Drive Specifications
Page 68
...Data hold time at host 0-0-0-0-0-0 - 15 - 10 - 7 - 7 - 5 - 4.8 - Maximum time allowed for DMACKEnvelope time Minimum time before driving IORDY First DSTROBE time Cycle time 20 - 20 - 20 - 20 - 20 - 20 - 20 70 20 70 20 70 20 55 20 55 20 50 0-0-0-0-0-0 - 0 230 0 200 0 170 0 130 0 120 - 90 112 - 73 - 54 - 39 - 25 - 16.8 -...Setup time for output drivers to release - 10 - 10 - 10 - 10 - 10 10 Drivers to assert Data setup time at host 5 - 5 - 5 - 5 - 5 - 4.8 - Ultra DMA cycle timing (Initiating Read) Travelstar 48GH, 30GN & 15GN hard disk drive specifications 54 Two cycle...
...Data hold time at host 0-0-0-0-0-0 - 15 - 10 - 7 - 7 - 5 - 4.8 - Maximum time allowed for DMACKEnvelope time Minimum time before driving IORDY First DSTROBE time Cycle time 20 - 20 - 20 - 20 - 20 - 20 - 20 70 20 70 20 70 20 55 20 55 20 50 0-0-0-0-0-0 - 0 230 0 200 0 170 0 130 0 120 - 90 112 - 73 - 54 - 39 - 25 - 16.8 -...Setup time for output drivers to release - 10 - 10 - 10 - 10 - 10 10 Drivers to assert Data setup time at host 5 - 5 - 5 - 5 - 5 - 4.8 - Ultra DMA cycle timing (Initiating Read) Travelstar 48GH, 30GN & 15GN hard disk drive specifications 54 Two cycle...
Hard Drive Specifications
Page 70
...20 - 20 - 20 - 20 - 20 - 20 Figure 45. Ultra DMA cycle timing (Host Terminating Read) Travelstar 48GH, 30GN & 15GN hard disk drive specifications 56 to final DSTROBE time - 75 - 70 - 60 - 60 - 60 - 50 Ready to release - 10 - 10 - 10 - 10 - 10 - 10 Minimum delay time required for DMACK- 20 - 20 - 20 - 20 - 20 - 20 - CRC word setup time at device 5 - 5 - 5 - 5 - 5 - 4.6 - Hold time for output 20 - 20 - 20 - 20 - 20 - 20... minimum 20 - 20 - 20 - 20 - 20 - 20 - Limited interlock time 0 150 0 150 0 150 0 100 0 100 0 75 Maximum time allowed for output drivers to pause time ...
...20 - 20 - 20 - 20 - 20 - 20 Figure 45. Ultra DMA cycle timing (Host Terminating Read) Travelstar 48GH, 30GN & 15GN hard disk drive specifications 56 to final DSTROBE time - 75 - 70 - 60 - 60 - 60 - 50 Ready to release - 10 - 10 - 10 - 10 - 10 - 10 Minimum delay time required for DMACK- 20 - 20 - 20 - 20 - 20 - 20 - CRC word setup time at device 5 - 5 - 5 - 5 - 5 - 4.6 - Hold time for output 20 - 20 - 20 - 20 - 20 - 20... minimum 20 - 20 - 20 - 20 - 20 - 20 - Limited interlock time 0 150 0 150 0 150 0 100 0 100 0 75 Maximum time allowed for output drivers to pause time ...
Hard Drive Specifications
Page 71
... (Device Terminating Read) Travelstar 48GH, 30GN & 15GN hard disk drive specifications 57 7.9.4 Device Terminating Read DMA DMARQ DMACKSTOP HDMARDYDSTROBE DD(15:0) tSS tLI tMLI tACK tLI tACK tLI tIORDYZ tAZ xxxxxx tZAH tCH tCS xxxxxxxxxxxxxxxxxx CRC xxxxxxxxxx Device drives DD Host drives DD tSS tLI tAZ tZAH...) (ns) (ns) 50 - 50 - 50 - 50 - 50 - 50 - 0 150 0 150 0 150 0 100 0 100 0 75 - 10 - 10 - 10 - 10 - 10 - 10 20 - 20 - 20 - 20 - 20 - 20 - 20 - 20 - 20 - 20 - 20 - 20 - 15 - 10 - 7 - 7 - 5 - 4 - 5 - 5 - 5 - 5 - 5 - 4.6 - 20 - 20 - 20 - 20 - 20 - - - - 20 - 20 - 20 - 20 - 20 - -
... (Device Terminating Read) Travelstar 48GH, 30GN & 15GN hard disk drive specifications 57 7.9.4 Device Terminating Read DMA DMARQ DMACKSTOP HDMARDYDSTROBE DD(15:0) tSS tLI tMLI tACK tLI tACK tLI tIORDYZ tAZ xxxxxx tZAH tCH tCS xxxxxxxxxxxxxxxxxx CRC xxxxxxxxxx Device drives DD Host drives DD tSS tLI tAZ tZAH...) (ns) (ns) 50 - 50 - 50 - 50 - 50 - 50 - 0 150 0 150 0 150 0 100 0 100 0 75 - 10 - 10 - 10 - 10 - 10 - 10 20 - 20 - 20 - 20 - 20 - 20 - 20 - 20 - 20 - 20 - 20 - 20 - 15 - 10 - 7 - 7 - 5 - 4 - 5 - 5 - 5 - 5 - 5 - 4.6 - 20 - 20 - 20 - 20 - 20 - - - - 20 - 20 - 20 - 20 - 20 - -
Hard Drive Specifications
Page 109
Any BIOS, device driver, or application software accesses the HDD as if it is no special care ...returns command aborted and decrements the unlock counter. When this sector of the Set Max UNLOCK command. Travelstar 48GH, 30GN & 15GN hard disk drive specifications 95 Conventional usage without system software support: Since the HDD works as 0FFFFFh via Set Max... be accessed until a power cycle. The Set Max UNLOCK command changes the device from protected area. 4) Issue hard reset or POR to inhibit any access to the protected area. 11.9.2 Set Max security extension commands The Set ...
Any BIOS, device driver, or application software accesses the HDD as if it is no special care ...returns command aborted and decrements the unlock counter. When this sector of the Set Max UNLOCK command. Travelstar 48GH, 30GN & 15GN hard disk drive specifications 95 Conventional usage without system software support: Since the HDD works as 0FFFFFh via Set Max... be accessed until a power cycle. The Set Max UNLOCK command changes the device from protected area. 4) Issue hard reset or POR to inhibit any access to the protected area. 11.9.2 Set Max security extension commands The Set ...