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15 lines
567 B
Plaintext
15 lines
567 B
Plaintext
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: _cmd ( b4 b3 b2 b1 -- r4 )
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(spix) DROP DUP (spix) DROP SWAP (spix) = ( b4 f )
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SWAP (spix) SWAP ( r4 f ) NOT IF ABORT" AVR err" THEN ;
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: asp$ ( -- )
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( RESET pulse ) (spie) (spid) (spie)
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( wait 20ms ) 2000 0 DO LOOP
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( enable prog ) 0 0 0x53 0xac _cmd DROP ;
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: asprdy ( -- f ) 0 0 0 0xf0 _cmd NOT ;
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: aspfl@ ( -- lfuse ) 0 0 0 0x50 _cmd ;
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: aspfh@ ( -- hfuse ) 0 0 0x08 0x58 _cmd ;
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: aspfe@ ( -- efuse ) 0 0 0x00 0x58 _cmd ;
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: aspfl! ( lfuse -- ) 0 0xa0 0xac _cmd ;
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: aspfh! ( hfuse -- ) 0 0xa8 0xac _cmd ;
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: aspfe! ( efuse -- ) 0 0xa4 0xac _cmd ;
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