Intermec PENKEY 6100 Programmer's Reference Manual page 194

Conversions and Interfaces
INT 10h, Function AX = 7F28h: Get Window Size
VROTATE
" NOTE:
For a rotated system, the calls are based on the rotated window,i.e. 0,0 for the rotated 0,0.
On Entry:
On Return:
INT 10h, Function AX = 7F2Ah: Physical Write Image
VROTATE
" NOTE:
Pass data with each scan line starting on a byte boundary.
On Entry:
Type
X,Y
Width
Height dw ?
BPP
Image
On Return:
R
6-58 PEN*KEY 6100 Computer Programmer's Reference Guide
dw 0 ; must be zero
dw ? ; x,y on screen to place block
dw ? ; width of image
; height of image
db ? ; bits per pixel
db ? dup( ? ) ; image packed to match display
SECTION 6