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				<copyright>2008 Rickey's World</copyright>
				<managingEditor>contact@nospam.com (Ajay Bhargav)</managingEditor>
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						<title>T610 interface with PIC16F877</title>
<link>http://www.8051projects.net/forum-t14695.html</link>
<description><![CDATA[Hello I have been trying to interface PIC16F877 with Sony Ericsson T610 but i cant. For a start up Iam just sending AT to the phone but i dont receive "OK"  Iam using the serial data cable for the phone directly connected to the serial of the PIC]]></description>
<pubDate>Fri, 21 Nov 2008 03:39:10 -0800</pubDate>
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						<title>Re: T610 interface with PIC16F877</title>
<link>http://www.8051projects.net/forum-t14695.html</link>
<description><![CDATA[Hi Izzal, Please provide the code <img src='http://www.8051projects.net/e107_images/emotes/yahoo/1.gif' alt='' style='vertical-align:middle; border:0' />  will be easy to help..]]></description>
<author>contact@nospam.com (Ajay Bhargav)</author>
<pubDate>Sat, 22 Nov 2008 11:03:57 -0800</pubDate>
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						<title>Re: T610 interface with PIC16F877</title>
<link>http://www.8051projects.net/forum-t14695.html</link>
<description><![CDATA[According to Wikipedia and others,the 610 has Bluetooth ,Infrared and USB.<br />None of which are practical to connect to a PIC16F877.<br /><br />I have seen no mention of  a serial connection able to connect  to a PC's serial port.<br />]]></description>
<author>contact@nospam.com (Ajay Bhargav)</author>
<pubDate>Sat, 22 Nov 2008 17:29:19 -0800</pubDate>
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						<title>Re: T610 interface with PIC16F877</title>
<link>http://www.8051projects.net/forum-t14695.html</link>
<description><![CDATA[Hello Ajay thanks for your reply<br /><br />I have attached the code]]></description>
<author>contact@nospam.com (Ajay Bhargav)</author>
<pubDate>Sun, 23 Nov 2008 13:06:23 -0800</pubDate>
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						<title>Re: T610 interface with PIC16F877</title>
<link>http://www.8051projects.net/forum-t14695.html</link>
<description><![CDATA[ExperimenterUK, PC has got all that where as a tiny 8051 has just got a serial port <img src='http://www.8051projects.net/e107_images/emotes/yahoo/1.gif' alt='' style='vertical-align:middle; border:0' />  so thats the only available option <img src='http://www.8051projects.net/e107_images/emotes/yahoo/3.gif' alt='' style='vertical-align:middle; border:0' />]]></description>
<author>contact@nospam.com (Ajay Bhargav)</author>
<pubDate>Sun, 23 Nov 2008 12:52:24 -0800</pubDate>
<guid isPermaLink="true">http://www.8051projects.net/forum-t14695.html</guid>
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						<item>
						<title>Re: T610 interface with PIC16F877</title>
<link>http://www.8051projects.net/forum-t14695.html</link>
<description><![CDATA[Sorry the code is as follows<br /><br /><div class='code_box'>CODE:</div><div class='code_highlight' style='unicode-bidi: embed; direction: ltr'><div class="c" style="font-family: monospace;"><span style="color: #339933;">#include &lt;16F877.h&gt;#device *=16 // This allows auto variables over location 0xFF and set</span><br /><span style="color: #339933;">#use delay(clock=4000000)</span><br /><span style="color: #339933;">#fuses XT,NoWDT</span><br /><span style="color: #339933;">#use rs232 (baud = 9600, BITS = 8, parity = N, rcv = PIN_c6, xmit = PIN_c7)</span><br /><span style="color: #339933;">#opt 9</span><br /><span style="color: #339933;">#include &quot;lcd_driver.c&quot;</span><br /><span style="color: #339933;">#include&lt;string.h&gt;main (){</span><br /><br /><span style="color: #993333;">char</span> str<span style="color: #66cc66;">&#91;</span><span style="color: #cc66cc;">3</span><span style="color: #66cc66;">&#93;</span>, okay<span style="color: #66cc66;">&#91;</span><span style="color: #cc66cc;">10</span><span style="color: #66cc66;">&#93;</span>;<br /><span style="color: #993333;">char</span> c<span style="color: #66cc66;">&#91;</span><span style="color: #cc66cc;">2</span><span style="color: #66cc66;">&#93;</span>;<br /><span style="color: #993333;">int</span> i;<br /><br />&nbsp;lcd_init<span style="color: #66cc66;">&#40;</span><span style="color: #66cc66;">&#41;</span>; &nbsp;<span style="color: #808080; font-style: italic;">// Initialise the LCD</span><br />&nbsp;lcd_putc<span style="color: #66cc66;">&#40;</span><span style="color: #ff0000;">'<span style="color: #000099; font-weight: bold;">\f</span>'</span><span style="color: #66cc66;">&#41;</span>; &nbsp;<span style="color: #808080; font-style: italic;">// clear the screen</span><br /><br />&nbsp; lcd_putc<span style="color: #66cc66;">&#40;</span><span style="color: #ff0000;">&quot;WELCOME&quot;</span><span style="color: #66cc66;">&#41;</span>; <span style="color: #808080; font-style: italic;">// to test for LCD</span><br />&nbsp; delay_ms<span style="color: #66cc66;">&#40;</span><span style="color: #cc66cc;">2000</span><span style="color: #66cc66;">&#41;</span>;<br />&nbsp; lcd_putc<span style="color: #66cc66;">&#40;</span><span style="color: #ff0000;">'<span style="color: #000099; font-weight: bold;">\f</span>'</span><span style="color: #66cc66;">&#41;</span>;<br /><br /><a href="http://www.opengroup.org/onlinepubs/009695399/functions/printf.html"><span style="color: #000066;">printf</span></a><span style="color: #66cc66;">&#40;</span><span style="color: #ff0000;">&quot;AT&quot;</span><span style="color: #66cc66;">&#41;</span>;<br />putc<span style="color: #66cc66;">&#40;</span><span style="color: #cc66cc;">13</span><span style="color: #66cc66;">&#41;</span>;<br />putc<span style="color: #66cc66;">&#40;</span><span style="color: #cc66cc;">10</span><span style="color: #66cc66;">&#41;</span>;<br /><br /><br /><span style="color: #b1b100;">for</span> <span style="color: #66cc66;">&#40;</span>i=<span style="color: #cc66cc;">0</span> ; i&lt;<span style="color: #cc66cc;">4</span> ; i++<span style="color: #66cc66;">&#41;</span><br /><span style="color: #66cc66;">&#123;</span> &nbsp; c<span style="color: #66cc66;">&#91;</span>i<span style="color: #66cc66;">&#93;</span> = getc<span style="color: #66cc66;">&#40;</span><span style="color: #66cc66;">&#41;</span>;<br />&nbsp; &nbsp; delay_ms<span style="color: #66cc66;">&#40;</span><span style="color: #cc66cc;">5</span><span style="color: #66cc66;">&#41;</span>;<br /><br /><span style="color: #66cc66;">&#125;</span><br /><br /><br />delay_ms<span style="color: #66cc66;">&#40;</span><span style="color: #cc66cc;">100</span><span style="color: #66cc66;">&#41;</span>;<br /><br />&nbsp;<span style="color: #b1b100;">for</span><span style="color: #66cc66;">&#40;</span>i=<span style="color: #cc66cc;">0</span>; i &lt; <span style="color: #cc66cc;">4</span> ; i++<span style="color: #66cc66;">&#41;</span><br />&nbsp; &nbsp; <span style="color: #66cc66;">&#123;</span><br />&nbsp; &nbsp; &nbsp;lcd_putc<span style="color: #66cc66;">&#40;</span>c<span style="color: #66cc66;">&#91;</span>i<span style="color: #66cc66;">&#93;</span><span style="color: #66cc66;">&#41;</span>; &nbsp; &nbsp; <span style="color: #808080; font-style: italic;">// Show what the phone sends on LCD</span><br />&nbsp; &nbsp; &nbsp;delay_ms<span style="color: #66cc66;">&#40;</span><span style="color: #cc66cc;">100</span><span style="color: #66cc66;">&#41;</span>;<br />&nbsp; &nbsp; <span style="color: #66cc66;">&#125;</span><br /><span style="color: #66cc66;">&#125;</span><br />&nbsp;</div></div>]]></description>
<author>contact@nospam.com (Ajay Bhargav)</author>
<pubDate>Sun, 23 Nov 2008 13:06:56 -0800</pubDate>
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</item>
						<item>
						<title>Re: T610 interface with PIC16F877</title>
<link>http://www.8051projects.net/forum-t14695.html</link>
<description><![CDATA[<div class='quote_top'>Ajay wrote ...</div><div class='quote'><br />ExperimenterUK, PC has got all that where as a tiny 8051 has just got a serial port <img src='http://www.8051projects.net/e107_images/emotes/yahoo/1.gif' alt='' style='vertical-align:middle; border:0' />  so thats the only available option <img src='http://www.8051projects.net/e107_images/emotes/yahoo/3.gif' alt='' style='vertical-align:middle; border:0' /> <br /></div><br />I meant was that as far as I can see this phone has no serial port meant for AT command<br />type communication.<br />It may have a serial link for flashing and special purposes, but that is not clear from what I have seen.<br /><br />Of course  Izzal's method may be fine, but it is worth checking before going further.<br /><br /><br />]]></description>
<author>contact@nospam.com (Ajay Bhargav)</author>
<pubDate>Sun, 23 Nov 2008 13:09:17 -0800</pubDate>
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						<item>
						<title>Re: T610 interface with PIC16F877</title>
<link>http://www.8051projects.net/forum-t14695.html</link>
<description><![CDATA[Pinouts says it has serial output, and my friends have used that phone in a project. Also people on forum like Abbas has used it too. So probably it has serial output <img src='http://www.8051projects.net/e107_images/emotes/yahoo/1.gif' alt='' style='vertical-align:middle; border:0' />]]></description>
<author>contact@nospam.com (Ajay Bhargav)</author>
<pubDate>Sun, 23 Nov 2008 23:15:50 -0800</pubDate>
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						<item>
						<title>Re: T610 interface with PIC16F877</title>
<link>http://www.8051projects.net/forum-t14695.html</link>
<description><![CDATA[Hello.. Thanks for your reply..<br /><br />Therefore I have to try with a lower voltage MAX232. I think MAX232 also inverts the data bit. Please correct me if i'am wrong. Thanks I am working on it now]]></description>
<author>contact@nospam.com (Ajay Bhargav)</author>
<pubDate>Tue, 25 Nov 2008 03:37:34 -0800</pubDate>
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						<title>Re: T610 interface with PIC16F877</title>
<link>http://www.8051projects.net/forum-t14695.html</link>
<description><![CDATA[The Phone has serial output. I have already tested the AT-Commands using PC (Tera Term software) and it works fine. So after that I tried it with PIC16F877 but i could not communicate. I used MAX232 between the phone and PIC communication when it didnt work I used Transistor circuit but both methods failed. <img src='http://www.8051projects.net/e107_images/emotes/yahoo/2.gif' alt='' style='vertical-align:middle; border:0' />]]></description>
<author>contact@nospam.com (Ajay Bhargav)</author>
<pubDate>Mon, 24 Nov 2008 02:37:43 -0800</pubDate>
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						<item>
						<title>Re: T610 interface with PIC16F877</title>
<link>http://www.8051projects.net/forum-t14695.html</link>
<description><![CDATA[OK I'm convinced <img src='http://www.8051projects.net/e107_images/emotes/yahoo/1.gif' alt='' style='vertical-align:middle; border:0' /> <br /><br />A couple of points to consider, (actually three).<br />The 610 interface is 3 volts so may need a low voltage MAX232.<br />The data bits may need to be inverted.<br />I have seen  the baud rate for the 610 given as 9600 and 115200.<br />An XP  "9600" baud modem actually defaults to a com port speed  of 115200.<br /><br />]]></description>
<author>contact@nospam.com (Ajay Bhargav)</author>
<pubDate>Mon, 24 Nov 2008 13:28:03 -0800</pubDate>
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						<title>Re: T610 interface with PIC16F877</title>
<link>http://www.8051projects.net/forum-t14695.html</link>
<description><![CDATA[Max232 do not involve data inversion, but its just a bus driver.<br /><br />for lower voltage you can make use of Max3232 works on 3V check datasheet for more info]]></description>
<author>contact@nospam.com (Ajay Bhargav)</author>
<pubDate>Tue, 25 Nov 2008 06:45:47 -0800</pubDate>
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</item>
						<item>
						<title>Re: T610 interface with PIC16F877</title>
<link>http://www.8051projects.net/forum-t14695.html</link>
<description><![CDATA[I have designed MAX 232 circuit still the same thing.. What to do now Ajay , Experiment UK ..]]></description>
<author>contact@nospam.com (Ajay Bhargav)</author>
<pubDate>Thu, 27 Nov 2008 20:35:22 -0800</pubDate>
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						<title>Re: T610 interface with PIC16F877</title>
<link>http://www.8051projects.net/forum-t14695.html</link>
<description><![CDATA[OK no problem <img src='http://www.8051projects.net/e107_images/emotes/yahoo/1.gif' alt='' style='vertical-align:middle; border:0' /> <br /><br />Have you got the PIC to talk to the PC using Hyperterminal.<br />I'd rather you used Hyperterminal as we all have that.<br /><br />If no.. then please  do that now <img src='http://www.8051projects.net/e107_images/emotes/yahoo/1.gif' alt='' style='vertical-align:middle; border:0' /> <br />If yes, were the settings identical to those used to talk to the T610 ?<br /><br /><br />]]></description>
<author>contact@nospam.com (Ajay Bhargav)</author>
<pubDate>Fri, 28 Nov 2008 12:04:01 -0800</pubDate>
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						<title>Re: T610 interface with PIC16F877</title>
<link>http://www.8051projects.net/forum-t14695.html</link>
<description><![CDATA[are you using a datacable? to connect your phone with PIC?]]></description>
<author>contact@nospam.com (Ajay Bhargav)</author>
<pubDate>Sat, 29 Nov 2008 02:46:04 -0800</pubDate>
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						<title>Re: T610 interface with PIC16F877</title>
<link>http://www.8051projects.net/forum-t14695.html</link>
<description><![CDATA[plz help me out<br />i m new in this field <br />i want to interface mobile to controller<br />can u tell me how<br />]]></description>
<author>contact@nospam.com (Ajay Bhargav)</author>
<pubDate>Sat, 29 Nov 2008 11:27:23 -0800</pubDate>
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						<title>Re: T610 interface with PIC16F877</title>
<link>http://www.8051projects.net/forum-t14695.html</link>
<description><![CDATA[Yes Iam using the data cable for the phone to connect to the PIC. My PIC can talk with PC, and also Phone to PC, but not PIC to Phone.<br /><br />Hey gambler i will let u know if mine is working<br /><br />Thanks]]></description>
<author>contact@nospam.com (Ajay Bhargav)</author>
<pubDate>Sat, 29 Nov 2008 17:46:36 -0800</pubDate>
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						<title>Re: T610 interface with PIC16F877</title>
<link>http://www.8051projects.net/forum-t14695.html</link>
<description><![CDATA[My setting are Identical to the one with hyperterminal. <br /><br />What else could be the problem. <img src='http://www.8051projects.net/e107_images/emotes/yahoo/102.gif' alt='' style='vertical-align:middle; border:0' />]]></description>
<author>contact@nospam.com (Ajay Bhargav)</author>
<pubDate>Mon, 01 Dec 2008 19:42:50 -0800</pubDate>
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						<item>
						<title>Re: T610 interface with PIC16F877</title>
<link>http://www.8051projects.net/forum-t14695.html</link>
<description><![CDATA[<div class='quote_top'>Izzal wrote ...</div><div class='quote'><br />Yes Iam using the data cable for the phone to connect to the PIC. My PIC can talk with PC, and also Phone to PC, but not PIC to Phone.<br /><br />Hey gambler i will let u know if mine is working<br /><br />Thanks<br /></div><br /><br />OK there must be something you are missing here.<br />If things were as you see them the system would work <img src='http://www.8051projects.net/e107_images/emotes/yahoo/1.gif' alt='' style='vertical-align:middle; border:0' /> <br /><br />When connecting the PIC to the PC  does the PIC   send ATcr/lf  and <br />what happens when you send OK cr/lf back.<br /><br />Using hyperterminal can you be talking to the phone, then unplug the <br />phone, connect the PIC and carry on with no other changes.<br /><br />Install the trial version of port logging software from here to see the details<br />of what is happening.<br />http://www.hhdsoftware.com/Products/home/serial-monitor.html<br /><br />If you can do all these things, make up a back to back crossover connector for the D9 <br />plugs.<br /><br /><br />Your data cable may have a built in MAX232 which draws its power from the PC serial port.<br />You will have to supply this power when looped back or connected to the PIC board.<br />Generally PC output pins such as DTR etc are expected to be at +12 volts<br />]]></description>
<author>contact@nospam.com (Ajay Bhargav)</author>
<pubDate>Tue, 02 Dec 2008 12:49:50 -0800</pubDate>
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						<title>Re: T610 interface with PIC16F877</title>
<link>http://www.8051projects.net/forum-t14695.html</link>
<description><![CDATA[Thanks very much Experiment UK!! I really appreciate it.. Currently iam working on what you that told me.. thanks again. Will let you know the results]]></description>
<author>contact@nospam.com (Ajay Bhargav)</author>
<pubDate>Fri, 05 Dec 2008 16:28:02 -0800</pubDate>
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						<title>Re: T610 interface with PIC16F877</title>
<link>http://www.8051projects.net/forum-t14695.html</link>
<description><![CDATA[Hello using the software Experiment UK advised me to use I have noticed the phone sends ..OK.. not straight OK . So i tried changing my codes to get in ..OK.. however I cant get. Still the same problem. what now..]]></description>
<author>contact@nospam.com (Ajay Bhargav)</author>
<pubDate>Wed, 17 Dec 2008 20:57:20 -0800</pubDate>
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