function openSerialPort()
{
if ($_SESSION['APF_OPEN_COM'] != "Y") {
$_SESSION['APF_OPEN_COM'] = "Y";
ser_open("COM12", 9600, 8, "None", 1, "None");
$str = ser_isopen();
ser_setDTR(True);
}
}
<?php
$str = ser_version();
echo "Version: {$str}";
ser_open("COM5", 9600, 8, "None", "1", "None");
if (ser_isopen()) {
echo "Port is open!";
}
ser_setDTR(True);
ser_write("AT+CMGF=1\r\n");
sleep(1);
// wait a while
$str = ser_read();
echo $str;
ser_write("AT+CMGL=\"ALL\"\r\n");
sleep(2);
// wait a while, if list is long we must wait longer
$str = ser_read();
echo $str;
<?php
//change this
$MONARD_SERVER_URL = 'http://10.0.0.9/monard.php';
//need to set the comport number properly.
//change this too
ser_open("\\\\.\\COM20", 9600, 8, "None", "1", "None");
//open the serial port
ser_setDTR(false);
ser_setRTS(false);
if (ser_isopen()) {
//while(ser_inputcount() <= 0) {sleep(1);echo('-');}
sleep(10);
//let the hardware initialize first.
$ch = curl_init();
while (1) {
// get the data from MonArd server
curl_setopt($ch, CURLOPT_URL, $MONARD_SERVER_URL);
//warning: don't use so many clients at a time with keepalives on
curl_setopt($ch, CURLOPT_HTTPHEADER, array('Connection: Keep-Alive', 'Keep-Alive: 300'));
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
$res = curl_exec($ch);
ser_write(trim($res));
echo $res;
sleep(3);
}
curl_close($ch);
//everything else below just used for debugging.
sleep(10);
echo ser_inputcount() . " -<br>";
while (ser_inputcount() > 0) {
