<?php
$fd = dio_open('/dev/ttyS0', O_RDWR | O_NOCTTY | O_NONBLOCK);
dio_fcntl($fd, F_SETFL, O_SYNC);
dio_tcsetattr($fd, array('baud' => 9600, 'bits' => 8, 'stop' => 1, 'parity' => 0));
while (1) {
$data = dio_read($fd, 256);
if ($data) {
echo $data;
}
}
case SIGINT:
global $running;
$running = false;
}
}
$fd = dio_open('/dev/ttyAMA0', O_RDONLY | O_NOCTTY);
# | O_NONBLOCK);
dio_fcntl($fd, F_SETFL, O_SYNC);
dio_tcsetattr($fd, array('baud' => 19200, 'bits' => 8, 'stop' => 1, 'parity' => 0));
$stats = array();
$requests = array();
$answers = array();
$running = true;
$buf = "";
while ($running) {
$data = dio_read($fd);
if (substr(bin2hex($data), 0, 4) == "0000") {
$add = "";
if (substr(bin2hex($buf), 0, 4) == "0000" and substr(bin2hex($buf), 0, 6) != "000000") {
$add = "00";
}
$c = $add . bin2hex($buf);
if (!isset($stats[$c])) {
$stats[$c] = 0;
}
$stats[$c]++;
file_put_contents("read.log", $c . "\n", FILE_APPEND);
$buf = $data;
} else {
$buf .= $data;
}
dio_tcsetattr($bbSerialPort, array('baud' => $baudRate, 'bits' => $bits, 'stop' => $spotBit, 'parity' => 0));
}
if (!$bbSerialPort) {
echoFlush("Could not open Serial port {$portName} ");
exit;
}
// send data
$dataToSend = $command;
echoFlush("Writing to serial port data: \"{$dataToSend}\"");
$bytesSent = dio_write($bbSerialPort, $dataToSend);
echoFlush("Sent: {$bytesSent} bytes");
//dio_write($bbSerialPort, "111111111111" );
//date_default_timezone_set ("Europe/London");
$runForSeconds = new DateInterval("PT10S");
//10 seconds
$endTime = (new DateTime())->add($runForSeconds);
echoFlush("Waiting for {$runForSeconds->format('%S')} seconds to recieve data on serial port");
while (new DateTime() < $endTime) {
dio_write($bbSerialPort, $command);
$data = dio_read($bbSerialPort, 10);
//this is a blocking call
if ($data) {
echoFlush("Data Recieved: " . $data);
}
}
echoFlush("Closing Port");
dio_close($bbSerialPort);
} catch (Exception $e) {
echoFlush($e->getMessage());
exit(1);
}
public function read($length = self::DEFAULT_LENGTH)
{
$bytes = dio_read($this->serial, $length);
return $bytes;
}
function callAT($cmd, $modem, $log = false, $end = 0xd)
{
$cmd = trim($cmd);
$cmd = $cmd . chr($end);
if ($log) {
webLog($cmd, ">", true);
}
dio_write($modem, $cmd);
//sleep(1);
usleep(500000);
$cmd = dio_read($modem);
$cmd = trim($cmd);
if ($log) {
webLog($cmd, "<");
}
return $cmd;
}
