28029 Parallax Inc, 28029 Datasheet - Page 295

• 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

Example Program: TestVerticalBars.bs2
This example program displays the 16 different vertical bar custom characters on the
Parallax Serial LCD's Line 0, character-8. It does so in rapid succession, over and over
again. It also displays the number that the
' -----[ Title ]--------------------------------------------------------------
' Smart Sensors and Applications - TestVerticalBars.bs2
' Displays sixteen different vertical bar characters on Line 0, character-8
' of the Parallax Serial LCD.
' {$STAMP BS2}
' {$PBASIC 2.5}
' -----[ I/O Pins ]-----------------------------------------------------------
LcdPin
' -----[ Constants ]----------------------------------------------------------
T9600
LcdCls
LcdOn
Line0
Line1
Define
' -----[ Variables ]----------------------------------------------------------
custChar
index
rowMap
cursor
value
line
' -----[ Initialization ]-----------------------------------------------------
' LCD initializiation.
PAUSE 100
√
√
√
√
Open TestVerticalBars.bs2 in the BASIC Stamp Editor.
Run it and verify that all the custom characters in Figure 7-3 are displayed.
Increase the
Re-run the program and verify that the LCD bars correctly represent the numbers
displayed in the Debug Terminal.
PIN
CON
CON
CON
CON
CON
CON
VAR
VAR
VAR
VAR
VAR
VAR
PAUSE
14
84
12
22
128
148
248
Byte
Nib
Byte
Byte
Byte
Byte
command’s
Chapter 7: LCD Bar Graphs for Distance and Tilt · Page 283
Duration
value
variable stores in the Debug Terminal.
argument.
' Target device = BASIC Stamp 2
' Language
' I/O pin connected to LCD's RX
' True, 8-bits, no parity, 9600
' Form feed -> clear screen
' Turns display on
' Line 0, character 0
' Line 1, character 0
' Address defines cust char 0
' Custom character selector
' Eeprom index variable
' 5-pixel dotted line
' Cursor placement
' Value to be graphed
' Line0 or Line1
' Debounce power supply
= PBASIC 2.5