2020-09-06 04:07:13 +10:00
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: aspfb! ( n a --, write word n to flash buffer addr a )
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SWAP 256 /MOD ( a lo hi ) SWAP ROT ( hi lo a )
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DUP ROT ( hi a a lo ) SWAP ( hi a lo a )
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0 0x40 ( hi a lo a 0 0x40 ) _cmd DROP ( hi a )
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0 0x48 _cmd DROP ;
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: aspfp! ( page --, write buffer to page )
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0 SWAP aspfpgsz @ * 256 /MOD ( 0 lsb msb )
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0x4c _cmd DROP asprdy ;
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: aspf@ ( page a -- n, read word from flash )
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SWAP aspfpgsz @ * OR ( addr ) 256 /MOD ( lsb msb )
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2020-10-30 03:34:02 +11:00
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2DUP 0 ROT> ( lsb msb 0 lsb msb )
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2020-09-06 04:07:13 +10:00
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0x20 _cmd ( lsb msb low )
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2020-10-30 03:34:02 +11:00
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ROT> 0 ROT> ( low 0 lsb msb ) 0x28 _cmd 8 LSHIFT OR ;
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