28139 Parallax Inc, 28139 Datasheet - Page 74

• Manufacturer Part Number: 28139
• Description: KIT REMOTE IR FOR BOE-BOT W/TEXT
• Manufacturer: Parallax Inc

Specifications of 28139

• Accessory Type: IR Remote
• Product: Microcontroller Accessories
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With/related Products: Boe-Bot®
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Contains lead / RoHS non-compliant

NOTE: Remotes typically use LAST and PREV CH for the same function, to cause the TV
to switch to the channel that was previously viewed.
How IrRemoteButtons.bs2 Works
This
can now use the name
command, so instead of
IrPulse
These constant names can be used in place of the keypad values. This allows you to
make decisions on the value from the infrared remote with meaningful names such as
Enter
IF…THEN
to use
√
√
PIN
IF (remoteCode = Enter) THEN
instead of 11 and
Run TestIrRemoteButtons.bs2 and test the remote's keypad keys as well as the
other buttons listed in the constant declarations section.
Try the MUTE , and LAST/PREV CH keys, what happened? The Your Turn portion
of this activity will give you some hints for solving this.
' -----[ I/O Definitions ]---------------------------------------------
' SONY TV IR remote declaration - input receives from IR detector
IrDet
' -----[ Constants ]---------------------------------------------------
' SONY TV IR remote constants for non-keypad buttons
Enter
ChUp
ChDn
VolUp
VolDn
Power
.
declaration gives a name to the I/O pin that senses the IR detector's output. You
decision depending on whether or not the ENTER key is pressed, it's much better
IrDet
PIN
CON
CON
CON
CON
CON
CON
PULSIN 9, 0, IrPulse
ChUp
in place of
instead of 16. For example, if you want to make an
9
11
16
17
18
19
21
IN9
instead of
. You can also use it as an argument to a
, you can use
IF (remoteCode = 11) THEN
PULSIN IrDet, 0,
.