2018-05-09 19:39:02 +00:00
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;*******************************
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;
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; Apple][Sd Firmware
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; Version 1.2
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; Smartport functions
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;
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2018-05-13 15:58:02 +00:00
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; (c) Florian Reitz, 2017 - 2018
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2018-05-09 19:39:02 +00:00
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;
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; X register usually contains SLOT16
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; Y register is used for counting or SLOT
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;
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;*******************************
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.export SMARTPORT
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.include "AppleIISd.inc"
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.segment "SLOTROM"
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;*******************************
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;
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; Status request
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; $43 Unit number DSSS000
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; $44-45 Unused
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; $46-47 Unused
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;
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; C Clear - No error
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; Set - Error
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; A $00 - No error
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; $2B - Card write protected
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; $2F - No card inserted
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; X - Blocks avail (low byte)
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; Y - Blocks avail (high byte)
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;
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;*******************************
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SMARTPORT: PLA ; pull return address
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TAY
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