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authorCristian Maglie <c.maglie@bug.st>2012-01-04 15:14:51 +0100
committerCristian Maglie <c.maglie@bug.st>2012-01-04 15:14:51 +0100
commit8c2b5b979a75d109ae7cc306afc50d7ffe1e0366 (patch)
tree19ac8d91c7209397e7dc890b432a254ae9a7cd62 /libraries/Firmata/examples/SimpleAnalogFirmata
parentbe52c95820400d48e47615232d3c38236166fad3 (diff)
Moved libraries folder inside platform folder. Now libraries and examples are searched per board/platform
Diffstat (limited to 'libraries/Firmata/examples/SimpleAnalogFirmata')
-rw-r--r--libraries/Firmata/examples/SimpleAnalogFirmata/SimpleAnalogFirmata.ino46
1 files changed, 46 insertions, 0 deletions
diff --git a/libraries/Firmata/examples/SimpleAnalogFirmata/SimpleAnalogFirmata.ino b/libraries/Firmata/examples/SimpleAnalogFirmata/SimpleAnalogFirmata.ino
new file mode 100644
index 0000000..44ea91e
--- /dev/null
+++ b/libraries/Firmata/examples/SimpleAnalogFirmata/SimpleAnalogFirmata.ino
@@ -0,0 +1,46 @@
+/*
+ * Firmata is a generic protocol for communicating with microcontrollers
+ * from software on a host computer. It is intended to work with
+ * any host computer software package.
+ *
+ * To download a host software package, please clink on the following link
+ * to open the download page in your default browser.
+ *
+ * http://firmata.org/wiki/Download
+ */
+
+/* Supports as many analog inputs and analog PWM outputs as possible.
+ *
+ * This example code is in the public domain.
+ */
+#include <Firmata.h>
+
+byte analogPin = 0;
+
+void analogWriteCallback(byte pin, int value)
+{
+ if (IS_PIN_PWM(pin)) {
+ pinMode(PIN_TO_DIGITAL(pin), OUTPUT);
+ analogWrite(PIN_TO_PWM(pin), value);
+ }
+}
+
+void setup()
+{
+ Firmata.setFirmwareVersion(0, 1);
+ Firmata.attach(ANALOG_MESSAGE, analogWriteCallback);
+ Firmata.begin(57600);
+}
+
+void loop()
+{
+ while(Firmata.available()) {
+ Firmata.processInput();
+ }
+ // do one analogRead per loop, so if PC is sending a lot of
+ // analog write messages, we will only delay 1 analogRead
+ Firmata.sendAnalog(analogPin, analogRead(analogPin));
+ analogPin = analogPin + 1;
+ if (analogPin >= TOTAL_ANALOG_PINS) analogPin = 0;
+}
+