PROFACE PL-5700 Series Manual page 108

Operatio n
Joystick
R eading butto n
s tatus
R eading
res is tance value
Wait timer overwait
Trans mitti ng
memory block in
protect mode
E n gaging the
protect mode
App-26
Input
AH = 84h
DX = 00h
AH = 84h
DX = 01h
AH = 86h
C X:DX = Wait time in µsec units
AH = 87h
E S:SI = Top address in descriptor
E S:SI = Dummy (00h)
G DI (00h)
S ource s egment
des criptor
Des tination segment
des criptor
B I O S C 5 (00h)
S S (00h)
C X = Number of words to
trans fer
AH = 89h
B H = Offset of ins ignificant
(mask) interrupt vector
B L = address
Offset of s ignificant (s l a ve)
E S:SI = interrupt vector address
Top address in below table
C S dummy (00h)
G DI
IDT
DS
E S
S S
C S
TEMP B I O S (00h)
O utput
AL = Butto n status
00h: Pres s e d
01h: Not pres s e d
B it 7: 2nd butto n status on 2nd
joystick
B it 6: 1s t butto n status on 2nd
joystick
B it 5: 2nd butto n status on 1s t
joystick
B it 4: 1s t butto n status on 1s t
joystick
AX = R es is tance value of horizontal
coordinate of 1st joys tick
B X = R es is tance value of vertical
coordinate of 1st joys tick
C X = R es is tance value of horizontal
coordinate of 2nd joys tick
DX = R es is tance value of vertical
coordinate of 2nd joys tick
C Y= 0: S u cces s f u lly completed
= 1: Already triggered or not
s upported
ZF = 1: S u cces s f u lly completed
C Y= 1: Error
AH = 00h: Succes s f u lly completed
= 01h: R AM parity error
= 02h: Not in protect mode
C Y= 0: S u cces s f u lly completed
AH = 00h
C S = C S value specified in E S:SI table
DS = DS value specified in E S:SI table
E S = E S value specified in E S:SI table
S S = DS value specified in E S:SI table
C Y= 1: Error
AH = F F h
PL-5700 Series User's Manual
Appendix