From 6e7de35e6f192fb245c9376cf3ae486cb1783fce Mon Sep 17 00:00:00 2001
From: Kattni Rembor <kattni@adafruit.com>
Date: Tue, 24 Jul 2018 13:52:19 -0400
Subject: [PATCH 1/4] Adding transmit example.

---
 examples/ir_transmit.py | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 examples/ir_transmit.py

diff --git a/examples/ir_transmit.py b/examples/ir_transmit.py
new file mode 100644
index 0000000..c0450c8
--- /dev/null
+++ b/examples/ir_transmit.py
@@ -0,0 +1,28 @@
+"""IR transmit example using Circuit Playground Express"""
+import time
+from adafruit_circuitplayground.express import cpx
+import adafruit_irremote
+import pulseio
+import board
+
+# Create a 'pulseio' output, to send infrared signals on the IR transmitter @ 38KHz
+pwm = pulseio.PWMOut(board.IR_TX, frequency=38000, duty_cycle=2 ** 15)
+pulseout = pulseio.PulseOut(pwm)
+# Create an encoder that will take numbers and turn them into NEC IR pulses
+encoder = adafruit_irremote.GenericTransmit(header=[9500, 4500], one=[550, 550],
+                                            zero=[550, 1700], trail=0)
+
+while True:
+    if cpx.button_a:
+        print("Button A pressed!")
+        cpx.red_led = True
+        encoder.transmit(pulseout, [255, 2, 255, 0])
+        cpx.red_led = False
+        # wait so the receiver can get the full message
+        time.sleep(0.2)
+    if cpx.button_b:
+        print("Button B pressed!")
+        cpx.red_led = True
+        encoder.transmit(pulseout, [255, 2, 191, 64])
+        cpx.red_led = False
+        time.sleep(0.2)

From 6e219542c2acf208cf6de1dbb704d4a768ca8a84 Mon Sep 17 00:00:00 2001
From: Kattni Rembor <kattni@adafruit.com>
Date: Tue, 24 Jul 2018 13:58:55 -0400
Subject: [PATCH 2/4] Simplified.

---
 examples/ir_transmit.py | 19 +++++++------------
 1 file changed, 7 insertions(+), 12 deletions(-)

diff --git a/examples/ir_transmit.py b/examples/ir_transmit.py
index c0450c8..22dab09 100644
--- a/examples/ir_transmit.py
+++ b/examples/ir_transmit.py
@@ -1,9 +1,14 @@
 """IR transmit example using Circuit Playground Express"""
 import time
-from adafruit_circuitplayground.express import cpx
 import adafruit_irremote
 import pulseio
 import board
+import digitalio
+
+# Create a button object to trigger IR transmit
+button = digitalio.DigitalInOut(board.D4)
+button.direction = digitalio.Direction.INPUT
+button.pull = digitalio.Pull.DOWN
 
 # Create a 'pulseio' output, to send infrared signals on the IR transmitter @ 38KHz
 pwm = pulseio.PWMOut(board.IR_TX, frequency=38000, duty_cycle=2 ** 15)
@@ -13,16 +18,6 @@
                                             zero=[550, 1700], trail=0)
 
 while True:
-    if cpx.button_a:
-        print("Button A pressed!")
-        cpx.red_led = True
+    if button.value:
         encoder.transmit(pulseout, [255, 2, 255, 0])
-        cpx.red_led = False
-        # wait so the receiver can get the full message
-        time.sleep(0.2)
-    if cpx.button_b:
-        print("Button B pressed!")
-        cpx.red_led = True
-        encoder.transmit(pulseout, [255, 2, 191, 64])
-        cpx.red_led = False
         time.sleep(0.2)

From 6d0ee99578ade8cec6610acc8791e18a98db7ce3 Mon Sep 17 00:00:00 2001
From: Kattni Rembor <kattni@adafruit.com>
Date: Tue, 24 Jul 2018 15:46:01 -0400
Subject: [PATCH 3/4] Added print to send

---
 examples/ir_transmit.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/examples/ir_transmit.py b/examples/ir_transmit.py
index 22dab09..80e090d 100644
--- a/examples/ir_transmit.py
+++ b/examples/ir_transmit.py
@@ -8,6 +8,7 @@
 # Create a button object to trigger IR transmit
 button = digitalio.DigitalInOut(board.D4)
 button.direction = digitalio.Direction.INPUT
+# This is for CPX. For an external button
 button.pull = digitalio.Pull.DOWN
 
 # Create a 'pulseio' output, to send infrared signals on the IR transmitter @ 38KHz
@@ -19,5 +20,6 @@
 
 while True:
     if button.value:
+        print("IR signal sent!")
         encoder.transmit(pulseout, [255, 2, 255, 0])
         time.sleep(0.2)

From ba9572f7fe6aea815407416824a1e3c8d1c2daa1 Mon Sep 17 00:00:00 2001
From: Kattni Rembor <kattni@adafruit.com>
Date: Tue, 24 Jul 2018 16:07:31 -0400
Subject: [PATCH 4/4] Removed comment

---
 examples/ir_transmit.py | 1 -
 1 file changed, 1 deletion(-)

diff --git a/examples/ir_transmit.py b/examples/ir_transmit.py
index 80e090d..5827bc8 100644
--- a/examples/ir_transmit.py
+++ b/examples/ir_transmit.py
@@ -8,7 +8,6 @@
 # Create a button object to trigger IR transmit
 button = digitalio.DigitalInOut(board.D4)
 button.direction = digitalio.Direction.INPUT
-# This is for CPX. For an external button
 button.pull = digitalio.Pull.DOWN
 
 # Create a 'pulseio' output, to send infrared signals on the IR transmitter @ 38KHz