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add some more SIO information

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Christian Groessler 2013-08-22 13:08:48 +02:00
parent 405a5df431
commit b1f69e0696
1 changed files with 17 additions and 0 deletions
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asminc/atari.inc
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@ -101,11 +101,28 @@ SIO_FORMAT = $21 ;format disk (default density)
SIO_FORMATS = $22 ;1050: format medium density
SIO_CONFIG = $44 ;configure drive
SIO_CONFIGSF = $4B ;slow/fast configure drive??
SIO_RDPERCOM = $4E ;read PERCOM block (XF551)
SIO_WRPERCOM = $4F ;write PERCOM block (XF551)
SIO_WRITE = $50 ;write sector
SIO_READ = $52 ;read sector
SIO_STAT = $53 ;get status information
SIO_VERIFY = $56 ;verify sector
SIO_WRITEV = $57 ;write sector with verify
SIO_WRITETRK = $60 ;write track (Speedy)
SIO_READTRK = $62 ;read track (Speedy)
; SIO Status Code (DSTATS)
; Input: data direction
; Bit #7 - W (write operation)
; #6 - R (read operation)
; Output: status code
; $01 (001) -- OPERATION COMPLETE (NO ERRORS)
; $8A (138) -- DEVICE TIMEOUT (DOESN'T RESPOND)
; $8B (139) -- DEVICE NAK
; $8C (140) -- SERIAL BUS INPUT FRAMING ERROR
; $8E (142) -- SERIAL BUS DATA FRAME OVERRUN ERROR
; $8F (143) -- SERIAL BUS DATA FRAME CHECKSUM ERROR
; $90 (144) -- DEVICE DONE ERROR
; Character and Key Code Equates