Minor updates to block wording.

blockly/blocks/arduino/io.js

@@ -37,7 +37,7 @@ Blockly.Blocks['io_digitalwrite'] = {
     this.setInputsInline(false);
     this.setPreviousStatement(true, null);
     this.setNextStatement(true, null);
-    this.setTooltip('Write digital value to a specific Port.');
+    this.setTooltip('Write digital value to a specific pin.');
   },
   /**
    * Updates the content of the the pin related fields.

blockly/blocks/arduino/procedures.js

@@ -23,7 +23,7 @@ Blockly.Blocks['arduino_functions'] = {
    */
   init: function() {
     this.appendDummyInput()
-        .appendField('Arduino run once:');
+        .appendField('Arduino run first:');
     this.appendStatementInput('SETUP_FUNC');
     this.appendDummyInput()
         .appendField('Arduino loop forever:');

blockly/blocks/arduino/servo.js

@@ -30,7 +30,7 @@ Blockly.Blocks['servo_write'] = {
     this.setHelpUrl('http://arduino.cc/en/Reference/ServoWrite');
     this.setColour(Blockly.Blocks.servo.HUE);
     this.appendDummyInput()
-        .appendField('Set SERVO from Pin')
+        .appendField('set SERVO from Pin')
         .appendField(new Blockly.FieldDropdown(
             Blockly.Arduino.Boards.selected.pwmPins), 'SERVO_PIN');
     this.setInputsInline(false);
@@ -63,7 +63,7 @@ Blockly.Blocks['servo_read'] = {
     this.setHelpUrl('http://arduino.cc/en/Reference/ServoRead');
     this.setColour(Blockly.Blocks.servo.HUE);
     this.appendDummyInput()
-        .appendField('Read SERVO from PIN#')
+        .appendField('read SERVO from PIN#')
         .appendField(new Blockly.FieldDropdown(
             Blockly.Arduino.Boards.selected.pwmPins), 'SERVO_PIN');
     this.setOutput(true, Blockly.Types.NUMBER.basicType);

blockly/generators/arduino/io.js

@@ -24,7 +24,7 @@ goog.require('Blockly.Arduino');
 Blockly.Arduino['io_digitalwrite'] = function(block) {
   var pin = block.getFieldValue('PIN');
   var stateOutput = Blockly.Arduino.valueToCode(
-      block, 'STATE', Blockly.Arduino.ORDER_ATOMIC) || '0';
+      block, 'STATE', Blockly.Arduino.ORDER_ATOMIC) || 'LOW';
 
   Blockly.Arduino.reservePin(
       block, pin, Blockly.Arduino.PinTypes.OUTPUT, 'Digital Write');
@@ -65,7 +65,7 @@ Blockly.Arduino['io_digitalread'] = function(block) {
 Blockly.Arduino['io_builtin_led'] = function(block) {
   var pin = block.getFieldValue('BUILT_IN_LED');
   var stateOutput = Blockly.Arduino.valueToCode(
-      block, 'STATE', Blockly.Arduino.ORDER_ATOMIC) || '0';
+      block, 'STATE', Blockly.Arduino.ORDER_ATOMIC) || 'LOW';
 
   Blockly.Arduino.reservePin(
       block, pin, Blockly.Arduino.PinTypes.OUTPUT, 'Set LED');

blockly/generators/arduino/serial.js

@@ -40,7 +40,6 @@ Blockly.Arduino['serial_print'] = function(block) {
   } else {
     var code = serialId + '.print(' + content + ');\n';
   }
-
   return code;
 };