BIOS Guard

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Pure Logic IC

The F75223 is a BIOS Guard which can copy the BIOS code from one SPI flash to another. The F75223 provides an interface to connect 2 SPI flashes and supports manual/auto mode option.Mode option can be decided by hardware strapping (by PWROK pin) or register setting.(1)Two SPI flashescan be assumed t General Functions\n-      Bi-directional BIOS recovery\n-      Manual copy by button (low pulse, de-bounce 4 seconds)\n-      Strap status when PWROK rising and load to state machine immediately\n-      4 modes of LED status blinking (A, B, burn in from B to A or A to B)\n-      WDT timer (1sec ~ 16;

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BIOS Guard

文件：474.15 Kbytes 页数：26 Pages

FINTEK

精拓科技

BIOS Guard

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