Digital Electronics Corporation FP-570-TC-11, Руководство пользователя

Страница: 44 / 57

Touch Panel Communication Program
FP-570T User's Manual 5-6
Function 0200h Input buffer clear
Clears the touch panel's input buffer.
< input > AX = 0200h
< output > AH = 0 : normal end
Function 8500h Detection of touch panel's conditions
Returns the touch panel condition.
< input > AX = 8500h
< output > AH = status at 640 x 480 mode
Bit 1 Bit 0
Contents
0 0
touched
0 1
no-change
1 0
(not used)
1 1
released
Function FE00h Confirmation of resident memory
If ATPH.EXE is resident in memory, a fixed message and its version number
are returned.
< input > AX = FE00h
< output > AH = 0 : normal termination
BL = 'Y'
BH = 'B'
CX = version number
ATPH.EXE
d i s c r i m i n a t i o n
n u m b e r
Version number
Carry = clear