2020-05-19 20:52:48 -04:00
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: (ps2kcB) ( for port B )
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( Port B TL is bit 2 )
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2020-11-02 18:53:57 -05:00
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_D2@ 0x04 AND IF 0 EXIT ( nothing ) THEN
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0 _THB! ( Port B TH output, low )
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_D1@ ( bit 7:6 go in 1:0 ) 6 RSHIFT ( n )
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_D2@ ( bit 1:0 go in 3:2 ) 0x03 AND 2 LSHIFT OR ( n )
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1 _THB! ( Port B TH output, high )
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_D1@ ( bit 7:6 go in 5:4 ) 0xc0 AND 2 RSHIFT OR ( n )
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_D2@ ( bit 1:0 go in 7:6 ) 0x03 AND 6 LSHIFT OR ( n )
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2 _THB! ( TH input ) ;
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