IBM DJSA-210 - Travelstar 10 GB Hard Drive, Технические характеристики

Страница: 137 / 211

13.8 Identify Device DMA (EEh)
see below Status 1 1 1 0 1 1 1 0 Command
– – – – – – – – Device/Head 1 – 1 D – – – – Device/Head
– – – – – – – – Cylinder High – – – – – – – – Cylinder High
– – – – – – – – Cylinder Low – – – – – – – – Cylinder Low
– – – – – – – – Sector Number – – – – – – – – Sector Number
– – – – – – – – Sector Count – – – – – – – – Sector Count
see below Error – – – – – – – – Feature
– – – – – – – – Data – – – – – – – – Data
7 6 5 4 3 2 1 0 Register 7 6 5 4 3 2 1 0 Register
Command Block Input Registers Command Block Output Registers
V – 0 – – 0 V 0 0 0 V 0 0 0 0 0
ERR IDX COR DRQ DSC DF RDY BSY AMN T0N ABT 0 IDN 0 UNC CRC
0 1 2 3 4 5 6 7 0 1 2 3 4 5 6 7
Status Register Error Register
Figure 81. Identify Device DMA command (EEh)
The Identify Device DMA command requests the device to transfer configuration information to the host.
The device will transfer the same 256 words of device identification data by the Identify Device command
(ECh) via the DMA channel.
Travelstar 32GH/30GT/20GN hard disk drive specifications
123