ASTRO VG-871 - GRATRI4 [28 H 49 H]: Graphic Plane Triangle Drawing

320
3.24 GRATRI4 [28H 49H]: Graphic Plane triangle Drawing
Function : This command draws triangle on the graphic plane
Sequence : Type 2
Command ：
STX
1 BYTE
02H
VG4CMD
1 BYTE
FDH
GRATRI4
2 BYTE
28H 49H
Coordinate X1
2- 5 BYTE
Sign code + “0” to “4095”
Sign code: “0” = +, “1” = -
*-2048 (“12048”) to +4096 (“04095”) in numerical terms
,
1 BYTE
2CH (Delimiter)
Coordinate Y1
2- 5 BYTE
Sign code + “0” to “4095”
Sign code: “0” = +, “1” = -
*-2048 (“12048”) to +4096 (“04095”) in numerical terms
,
1 BYTE
2CH (Delimiter)
Coordinate X2
2- 5 BYTE
Same as coordinate X1
,
1 BYTE
2CH (Delimiter)
Coordinate Y2
2- 5 BYTE
Same as coordinate Y1
,
1 BYTE
2CH (Delimiter)
Coordinate X3
2- 5 BYTE
Same as coordinate X1
,
1 BYTE
2CH (Delimiter)
Coordinate Y3
2- 5 BYTE
Same as coordinate Y1
,
1 BYTE
2CH (Delimiter)
Color
1- 3 BYTE
"0" to "255" *Note
ETX
1 BYTE
03H
Figure 3-24-1
Note : by executing “GRAPAL4 [28H 4EH] Graphic Palette Mode”, it can set in a
range of 0 to 4095.
PC
VG
STX～ETX
ACK or STX + ESTS + Error
code +ETX