function lcd_output($string = '')
{
// Go into character mode
if (!_lcd_set_mode(TRUE)) {
return FALSE;
}
// Send string
for ($i = 0; $i < strlen($string); $i++) {
if ($string[$i] == "\n") {
if (!lcd_command('new_line')) {
return FALSE;
}
if (!_lcd_set_mode(TRUE)) {
return FALSE;
}
// Go back into character mode
} elseif ($string[$i] != "\r") {
if (!_lcd_send(ord($string[$i]))) {
return FALSE;
}
}
}
return TRUE;
}
<?php
/*------------------------------------------------------------------------------
BerryIO LCD Output String Command
------------------------------------------------------------------------------*/
$title = 'LCD Control';
// Load the LCD functions
require_once FUNCTIONS . 'lcd.php';
// If we have a clear command do that first
if (isset($_POST['clear'])) {
if (lcd_command('clear') === FALSE) {
$content .= message('ERROR: Cannot clear the LCD', 'lcd_status');
return FALSE;
}
}
// If its a post, use that as the args
if (isset($_POST['output'])) {
$args[] = $_POST['output'];
}
// Check the args
if (count($args) < 1) {
$content .= usage('Please include the string you wish to send');
return FALSE;
}
// Execute the command
if (lcd_output(implode(' ', $args)) === FALSE) {
$content .= message('ERROR: Cannot send the string "' . implode(' ', $args) . '" to the LCD, is it initialised?', 'lcd_status');
return FALSE;
}
if ($GLOBALS['EXEC_MODE'] == 'html') {
$content .= go_to('lcd_status');
