1 LD7010 super hdd-processor asic " eagle" advance information super hdd processor, integrated hard di sk controller, arm7tdmi, servo logic, buffer memory, data memory and ide/pcmcia interface. cpu arm7tdmi 32-bit risc processor embedded ice through dedicated jtag port jtag may be multiplexed with other signals though enable pin pcmcia ata interface block pcmcia memory and i/o mode ata pass-through mode pio modes 0, 1, 2, 3 and 4 dma modes 0, 1 and 2 auto write/read command execution ecc block hardware triple-burst on-the-fly detection and correction 224-bit reed solomon code disk controller headerless architecture requires no tables supports up to 300 mb/s r/w channel bit rate defect fifo internal memory 16k x 32-bit internal buffer sram zero-wait state byte-write capability flash controller 8-bit serial flash interface programmable interface timing interrupt controller prioritized interrupts vectored interrupt control for fast isr entry memory access controller 16k x 32-bit internal buffer sram host channel with 32-byte fifo disk channel with 32-byte fifo independent host auto-read and auto-write pointers data flow control byte-write from cpu
2 LD7010 super hdd-asic " eagle" advance information servo interface four burst or customer defined motor control speed error determination through spindle feedback synchronous seri al interface dedicated 1-bit servo burst data acquisition serial interface (if supported by channel) three 3-bit serial interfaces power management power levels automatic cpu wake on interrupt interfaces independently tri-statable automatic read channel wake/sleep uart (optional) 2-wire interface 16450 register interface timers general purpose timer three timeout modes watchdog timer watchdog may be used as second general purpose timer
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