From 0887b98f627500271b5ad8b3c4f6c7b90bc227ee Mon Sep 17 00:00:00 2001
From: Thibaut VIARD <thibaut.viard@atmel.com>
Date: Tue, 21 Jun 2011 00:20:43 +0200
Subject: Moving all AVR specific libraries to hardware/avr

---
 .../examples/AllInputsFirmata/AllInputsFirmata.pde | 79 ++++++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 libraries/Firmata/examples/AllInputsFirmata/AllInputsFirmata.pde

(limited to 'libraries/Firmata/examples/AllInputsFirmata')

diff --git a/libraries/Firmata/examples/AllInputsFirmata/AllInputsFirmata.pde b/libraries/Firmata/examples/AllInputsFirmata/AllInputsFirmata.pde
new file mode 100644
index 0000000..5bca72a
--- /dev/null
+++ b/libraries/Firmata/examples/AllInputsFirmata/AllInputsFirmata.pde
@@ -0,0 +1,79 @@
+/* 
+ * This firmware reads all inputs and sends them as fast as it can.  It was
+ * inspired by the ease-of-use of the Arduino2Max program.
+ *
+ * This example code is in the public domain.
+ */
+#include <Firmata.h>
+
+byte pin;
+
+int analogValue;
+int previousAnalogValues[TOTAL_ANALOG_PINS];
+
+byte portStatus[TOTAL_PORTS];	// each bit: 1=pin is digital input, 0=other/ignore
+byte previousPINs[TOTAL_PORTS];
+
+/* timer variables */
+unsigned long currentMillis;     // store the current value from millis()
+unsigned long previousMillis;    // for comparison with currentMillis
+/* make sure that the FTDI buffer doesn't go over 60 bytes, otherwise you
+   get long, random delays.  So only read analogs every 20ms or so */
+int samplingInterval = 19;      // how often to run the main loop (in ms)
+
+void sendPort(byte portNumber, byte portValue)
+{
+  portValue = portValue & portStatus[portNumber];
+  if(previousPINs[portNumber] != portValue) {
+    Firmata.sendDigitalPort(portNumber, portValue);
+    previousPINs[portNumber] = portValue;
+  }
+}
+
+void setup()
+{
+  byte i, port, status;
+
+  Firmata.setFirmwareVersion(0, 1);
+
+  for(pin = 0; pin < TOTAL_PINS; pin++) {
+    if IS_PIN_DIGITAL(pin) pinMode(PIN_TO_DIGITAL(pin), INPUT);
+  }
+
+  for (port=0; port<TOTAL_PORTS; port++) {
+    status = 0;
+    for (i=0; i<8; i++) {
+      if (IS_PIN_DIGITAL(port * 8 + i)) status |= (1 << i);
+    }
+    portStatus[port] = status;
+  }
+
+  Firmata.begin(57600);
+}
+
+void loop()
+{
+  byte i;
+
+  for (i=0; i<TOTAL_PORTS; i++) {
+    sendPort(i, readPort(i));
+  }
+  /* make sure that the FTDI buffer doesn't go over 60 bytes, otherwise you
+     get long, random delays.  So only read analogs every 20ms or so */
+  currentMillis = millis();
+  if(currentMillis - previousMillis > samplingInterval) {
+    previousMillis += samplingInterval;
+    while(Firmata.available()) {
+      Firmata.processInput();
+    }
+    for(pin = 0; pin < TOTAL_ANALOG_PINS; pin++) {
+      analogValue = analogRead(pin);
+      if(analogValue != previousAnalogValues[pin]) {
+        Firmata.sendAnalog(pin, analogValue); 
+        previousAnalogValues[pin] = analogValue;
+      }
+    }
+  }
+}
+
+
-- 
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