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modified and added comments to the ConsoleRead.ino example

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This commit is contained in:
Fede85 2013-07-02 16:38:59 +02:00
parent f9989cce62
commit 2b4346b1f5
1 changed files with 16 additions and 15 deletions
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31
hardware/arduino/avr/libraries/Bridge/examples/ConsoleRead/ConsoleRead.ino
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@ -1,11 +1,12 @@
/* /*
Console.read() example: Console Read example
read data coming from bridge using the Console.read() function
Read data coming from bridge using the Console.read() function
and store it in a string. and store it in a string.
To see the Console, pick your Yun's name and IP address in the Port menu To see the Console, pick your Yún's name and IP address in the Port menu
then open the Port Monitor. You can also see it by opening a terminal window then open the Port Monitor. You can also see it by opening a terminal window
and typing and typing:
ssh root@ yourYunsName.local 'telnet localhost 6571' ssh root@ yourYunsName.local 'telnet localhost 6571'
then pressing enter. When prompted for the password, enter it. then pressing enter. When prompted for the password, enter it.
@ -22,32 +23,32 @@
String name; String name;
void setup() { void setup() {
//Initialize Console and wait for port to open: // Initialize Console and wait for port to open:
Bridge.begin(); Bridge.begin();
Console.begin(); Console.begin();
while (!Console){ // Wait for Console port to connect
; // wait for Console port to connect. while (!Console);
}
Console.println("Hi, what's your name?"); Console.println("Hi, what's your name?");
} }
void loop() { void loop() {
if (Console.available() > 0) { if (Console.available() > 0) {
char thisChar = Console.read(); //read the next char received char c = Console.read(); // read the next char received
//look for the newline character, this is the last character in the string // look for the newline character, this is the last character in the string
if (thisChar == '\n') { if (c == '\n') {
//print text with the name received //print text with the name received
Console.print("Hi "); Console.print("Hi ");
Console.print(name); Console.print(name);
Console.println("! Nice to meet you!"); Console.println("! Nice to meet you!");
Console.println(); Console.println();
//Ask again for name and clear the old name // Ask again for name and clear the old name
Console.println("Hi, what's your name?"); Console.println("Hi, what's your name?");
name = ""; name = ""; // clear the name string
} }
else { //if the buffer is empty Cosole.read returns -1 else { // if the buffer is empty Cosole.read() returns -1
name += thisChar; //thisChar is int, treat him as char and add it to the name string name += c; // append the read char from Console to the name string
} }
} }
} }