Texas Instruments TI-83 Plus Manual page 99

Chapter 2: TI-83 Plus Specific Information
– System flags
plotLoc, (IY + plotFlags)
bufferOnly, (IY +
plotFlag3)
Entry Points
–
Cpoint
CpointS
Cline
ClineS
UCLineS
DarkPnt
DrawCirc2
Routines that will automatically display or redraw the current graph screen before
executing. If the graph does not need to be redrawn, the contents of the graph
backup buffer,
System flags
–
bufferOnly, (IY +
plotFlag3)
Entry Points
–
Regraph
PDspGrph
PointCmd
LineCmd
TI-83 Plus Developer Guide
0 = draws affect both the display and the Graph
1 = draws affect the display only.
1 = draws affect the graph backup buffer
Darkens, lightens, or reverses a graph coordinate point defined in
OP1/OP2.
Darkens, lightens, or reverses a graph coordinate point defined in
FPS1/FPST.
Darkens a line between two graph coordinate points defined in
OP1/OP2 and OP3/OP4.
Darkens a line between two graph coordinate points defined in
FPS3/FPS2 and FPS1/FPST.
Erases a line between two graph coordinate points defined in
FPS3/FPS2 and FPS1/FPST.
Darkens a graph coordinate point defined in OP1/OP2.
Draws a circle given the center, a graph coordinate point in
FPS2/FPS1, and the radius in FPST.
, are copied to the display.
plotSScreen
1 = draws affect the graph backup buffer
Graphs any selected equations in the current graph mode, and
also any selected statplots.
Tests if the graph of the current mode needs to be redrawn. If
so, call the Regraph routine, otherwise copies
the display.
Darkens, lightens, or reverses a graph coordinate point defined
in (FPS2, FPS1).
Darkens a line between two graph coordinate points defined in
(FPS3, FPS2) and (FPS1, FPST).
backup buffer,
plotSScreen.
only.
plotSScreen
only.
plotSScreen
89
to
plotSScreen
Third Release May 28, 2002