Chapter 8 - Using MS-DOS
PL-5910 Series User Manual
8-5
8102h
Touch panel non-destructive input
Returns coordinates of the area/position touched. Does not update the touch panel
input buffer.
Input
AX = 8102h
Output
AH = 0: Input on
1: Input off
BX = Y coordinate in 640 x 480 mode (-40 - 519)
DX = X coordinate in 640 x 480 mode (0 - 639)
CX = Number of valid input buffers on analog touch panel
8200h
Input buffer clear
Clears touch panel input buffers.
Input
AX =8200h
Output
AH = 0: Successfully completed
8500h
Touch panel status detection
Returns touch panel status
Input
AX = 8500h
Output
AH = Status in 640 x 480 mode
* For an explanation on how to use the function, see “function 500h.”
FE00h
Resident check
When the ATPH59.EXE application resides in memory, returns a fixed message
and version.
Input
AX = FE00h
Output
AH = 0: Successfully completed
BL = ‘Y’
BH = ‘B’
CX = Version No.
ATPH59.EXE
Version No.
Carry = Clear
ID code
Bit15
00
1 0 0 0
^
^
^
^
Bit 1
Bit 0
Description
0
0
Area touched
0
1
Unchanged
1
0
Not available
1
1
Area released
