28029 Parallax Inc, 28029 Datasheet - Page 292

• Manufacturer Part Number: 28029
• Description: KIT PARTS SMART SENSORS W/TEXT
• Manufacturer: Parallax Inc

Specifications of 28029

• Accessory Type: Parts Kit
• Product: Microcontroller Accessories
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With/related Products: BASIC Stamp® or Javelin Modules
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Contains lead / RoHS non-compliant
• Other names: 28029PAR

Page 280 · Smart Sensors and Applications
Now, the Main Routine in PingBarGraph.bs2 should look like this:
You can also replace the
measurements on the bottom row. Remember that you will have to send the LCD a
control code to place the cursor on Line 1 character-0, instead of using
√
√
√
√
√
√
√
√
Open PingMeasureCm.bs2 from Chapter 2, Activity #2 (page 48) into the
BASIC Stamp Editor.
Open HorizBarGraph.bs2 (this activity), and save it as PingBarGraph.bs2.
Shade and copy the
them into the
Replace the
Routine
Add a command just before
to
Then move the
' -----[ Main Routine ]------------------------------------------------
DO
LOOP
Save the modified program, test it, and verify that it works.
Try it!
PULSOUT 15, 5
PULSIN 15, 1, time
cmDistance = CmConstant ** time
DEBUG HOME, DEC3 cmDistance, " cm"
value = cmDistance
GOSUB Bar_Graph
PAUSE 100
cmDistance
DO
...
LOOP
CON
DEBUG
.
PAUSE 100
and
the commands in PingMeasureCm.bs2's
DEBUG
CON
and
VAR
command with a
and
sections in PingBarGraph.bs2.
DEBUGIN
command so that it comes just before
GOSUB Bar_Graph
VAR
directives from PingDistance.bs2, and paste
commands in PingBarGraph.bs2's Main
' Main loop
' Display as bar graph
' Repeat main loop
SEROUT
that sets the
command that displays the
DO
value
...
HOME
LOOP
LOOP
variable equal
.
.
.