tag:blogger.com,1999:blog-4474580574529252327.post3212781601419719816..comments2024-01-31T08:49:41.013+01:00Comments on Embedded Engineering : Microchip PIC Serial Port ProgrammerGaurav Singhhttp://www.blogger.com/profile/17880871396648321687noreply@blogger.comBlogger72125tag:blogger.com,1999:blog-4474580574529252327.post-3891540548185961162018-04-06T20:59:19.427+02:002018-04-06T20:59:19.427+02:00Can I use this circuit on Laptop Serial Port?
Can I use this circuit on Laptop Serial Port?<br />vhafuwihttps://www.blogger.com/profile/01854704354647236401noreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-2943889831363950392016-08-02T01:44:02.542+02:002016-08-02T01:44:02.542+02:002-row 15-pin ports are generally game ports. The ...2-row 15-pin ports are generally game ports. The signalling is diferent on game ports than on 9-pin serial ports. Todd Stevenshttps://www.blogger.com/profile/10089714021356400004noreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-85246679473486423932016-08-02T01:25:07.337+02:002016-08-02T01:25:07.337+02:00Most usb to serial converters only support rx and ...Most usb to serial converters only support rx and tx, pins 2 and 3 on the serial port. The rest of the pins are generally not broken out, so not available on the 9-pin port.Todd Stevenshttps://www.blogger.com/profile/10089714021356400004noreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-5536983986932731622016-07-11T08:05:30.150+02:002016-07-11T08:05:30.150+02:00Pls help me for solving this error for LCD16X2 int...Pls help me for solving this error for LCD16X2 interfacing with atmega32<br /><br />c:/winavr-20070525/bin/../avr/include/util/delay.h:89:3: warning: #warning "Compiler optimizations disabled; functions from won't work as designed"<br />../lcd_lib.c: In function 'LCDshiftLeft':<br />../lcd_lib.c:257: error: 'for' loop initial declaration used outside C99 mode<br />../lcd_lib.c: In function 'LCDshiftRight':<br />../lcd_lib.c:264: error: 'for' loop initial declaration used outside C99 mode<br />make: *** [lcd_lib.o] Error 1<br />Build failed with 2 errors and 1 warnings...<br />manishhttps://www.blogger.com/profile/17887991001953948911noreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-57670494827440312262016-04-04T09:45:03.009+02:002016-04-04T09:45:03.009+02:00I assembled the circuit. But my PC doesn't hav...I assembled the circuit. But my PC doesn't have 9 Pin D connector. So I bought a USB to 9 pin D connector adapter. Now the mikroPrgram doesn't detect the MCU. It shows always 'Disconnected' Status. Now how to program the chip. Plz help<br />Salimhttps://www.blogger.com/profile/12596633364040102116noreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-4462334044546572582015-06-10T11:49:12.384+02:002015-06-10T11:49:12.384+02:00hello
great simple circuit... i haven't thougt...hello<br />great simple circuit... i haven't thougt to find some good alternative to the pikkit3, because my company don't want to buy one since i'm the only one able to use it. But am i able to programm my pic 18f46k22?Anonymoushttps://www.blogger.com/profile/17393411528018133542noreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-80764554460148297362015-05-24T19:10:56.662+02:002015-05-24T19:10:56.662+02:00Gaurav Chaudhary
you not mention the external powe...Gaurav Chaudhary<br />you not mention the external power supply in practical circuit<br />please tell me where the ground of the external power supply is connected<br />Haroon Iqbalhttps://www.blogger.com/profile/04504613575261551881noreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-38749637246200725612015-04-10T13:03:44.843+02:002015-04-10T13:03:44.843+02:00by the way I'm trying to programming PIC16F84A...by the way I'm trying to programming PIC16F84AAnonymoushttps://www.blogger.com/profile/16081380482346031209noreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-12723666360478675972015-04-10T02:02:10.365+02:002015-04-10T02:02:10.365+02:00thanks for circuit diagram,
Pls I've made the ...thanks for circuit diagram,<br />Pls I've made the circuit on a breadboard,but when i connect the power to the circuit the led doesn't lit(doesn't glow) and thewinpic app doesn't detect my hardware,<br />when i measured the TX signal Pin 3 on the serial port i found it -10V and when start programming it doesn't change,<br />pls adviceAnonymoushttps://www.blogger.com/profile/16081380482346031209noreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-19923230974878831862015-01-01T19:27:16.195+01:002015-01-01T19:27:16.195+01:00This schematic was connected directly to COM2 on A...This schematic was connected directly to COM2 on ASUS Motherboard K8V-MX/S. But neither "Winpic800" no "ICProg" can't programm PIC18F2550. I can do it so only through "PICPgm Dev.Prog. v.1.7.9.3". <br /><br />Thank you so much Gaurav Chaudhary!Anonymoushttps://www.blogger.com/profile/02957442699454127139noreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-39162027893431301042015-01-01T19:16:46.170+01:002015-01-01T19:16:46.170+01:00It's realy work.It's realy work.Anonymoushttps://www.blogger.com/profile/02957442699454127139noreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-79172097056572384452014-10-14T23:34:55.293+02:002014-10-14T23:34:55.293+02:00hello someone kindly would send a simplified diagr...hello someone kindly would send a simplified diagram to ' the email nicola.capo87@gmail.com I can not program the pic thanks to all I ask kindlyAnonymoushttps://www.blogger.com/profile/16004930042338253549noreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-74808093952169625452014-09-09T19:38:01.561+02:002014-09-09T19:38:01.561+02:00yes you need a external power supplyyes you need a external power supplyGaurav Singhhttps://www.blogger.com/profile/17880871396648321687noreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-26131943216393501422014-09-09T19:08:32.844+02:002014-09-09T19:08:32.844+02:00Hello everyone
are a beginner and want to know if...Hello everyone <br />are a beginner and want to know if you should use an external power supply. I have to program a 18f2550 thanks to allAnonymoushttps://www.blogger.com/profile/16004930042338253549noreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-51304155578984524022014-04-04T10:03:01.445+02:002014-04-04T10:03:01.445+02:00I have made this circuit ..... it works nice &...I have made this circuit ..... it works nice & perfect :) !!<br />WinPic800 has detected the programmer and the PIC18F2550<br />Thank you very much for your effort .... now I am going to make the PICKit 2 CircuitAnonymoushttps://www.blogger.com/profile/02775487005248055802noreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-40587928916017245792014-01-22T10:08:28.535+01:002014-01-22T10:08:28.535+01:00I have assembled this circuit and, after some init...I have assembled this circuit and, after some initial difficulties, It´s working fine.<br />But, I only had success using another program.<br /><br />This program is named PICPgm. It not only has worked well but also was able to identify hardware and the PIC appropriately.<br /><br />In my testing I used a PIC16F84a and a power supply with 16 Volts.<br /><br />If you want to test the PICPgm the site to download is:<br />http://picpgm.picprojects.net/<br /><br />Hope this helps! :)J. Martinhttps://www.blogger.com/profile/17573672847856926211noreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-15637251430868684792014-01-06T17:11:47.813+01:002014-01-06T17:11:47.813+01:00Gaurav Chaudhary
I've assembled your JDM prog...Gaurav Chaudhary<br /><br />I've assembled your JDM programmer but I cannot seem to make it work properly after PC connection is made, perhaps you could enlighten me?<br /><br />When using WinPIC800: <br /> - at *detect PIC* it says "DETECTED -> unknown" on the status log window<br /> - at *hardware test* it says "ERROR -> hardware is not responding"<br />erasing works without error messages, also read works but LED does not give away any light in WinPIC800 (It did when performing any action but I found out I had bad connection in 10k resistor [after MCLR] to ground and it just stays off since connection was fixed)<br /><br />I have double-checked and confirmed that all connections are correct.<br /><br />I have also tried other JDM-compatible programming software such as ICprog, althogh it does not have 18F2550 support, I wanted to make sure the circuitry was ok, and the LED gives light when performing actions but result is the same: it fails writing operation.<br /><br />Thank you very much for your time,<br />Best regards,<br /><br />DavidAnonymousnoreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-75503333824828925562013-11-16T07:57:26.349+01:002013-11-16T07:57:26.349+01:00Now I got it, thanks again Mr. :) ,,, now i'm ...Now I got it, thanks again Mr. :) ,,, now i'm going to built oneAnonymoushttps://www.blogger.com/profile/07219968148778075921noreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-52840017037471868852013-11-16T05:25:15.320+01:002013-11-16T05:25:15.320+01:00the serial port pin-out image is just to give you...the serial port pin-out image is just to give you brief idea how the pins of the serial port on the back of the PC looks like this image give only the pinouts, the term "not used" does not concern to this application. that image is given in general, only for the pinouts thats all . Gaurav Singhhttps://www.blogger.com/profile/17880871396648321687noreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-87810972626937334952013-11-16T03:53:26.892+01:002013-11-16T03:53:26.892+01:00have a view on this picture sir, that is what i...have a view on this picture sir, that is what i'm trying to say, sorry for my english<br />thanks in advance<br /><br />http://www.mediafire.com/view/vhh42579676t41x/Untitled.pngAnonymoushttps://www.blogger.com/profile/07219968148778075921noreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-22520664977428526442013-11-14T13:00:59.937+01:002013-11-14T13:00:59.937+01:00i am not getting what exactly you are trying to sa...i am not getting what exactly you are trying to say <br />pin 4 is DTR , and as per the "PIN Configuration window" it is used as DATA ,<br /><br />Gaurav Singhhttps://www.blogger.com/profile/17880871396648321687noreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-14805838235246123542013-11-14T09:59:27.880+01:002013-11-14T09:59:27.880+01:00Gaurav Chaudhary
I notice that your schematic and...Gaurav Chaudhary<br /><br />I notice that your schematic and the picture of "Pin Configuration of a serial port" have seen something error and confusing my mind, the "Pin Configuration of a serial port" said that the "pin 4" is not used, but on your "schematic" is having a connection on the "pin 4" may you please clarify this error/s<br /><br />thanks for making and posting of this very useful project,Anonymoushttps://www.blogger.com/profile/07219968148778075921noreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-54163800325163168752013-09-22T23:13:13.935+02:002013-09-22T23:13:13.935+02:00could I use a pc power supply. to supply the volt...could I use a pc power supply. to supply the voltage have no regulators or money stylxhttps://www.blogger.com/profile/00920043483463969698noreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-59680016247762441352013-07-31T12:06:44.256+02:002013-07-31T12:06:44.256+02:00Kindly give me your mail id, i need your help in o...Kindly give me your mail id, i need your help in one of my project<br /><br />or mail me on -- bhalodiahardik@yahoo.in<br /><br />Hardik BhalodiaAnonymoushttps://www.blogger.com/profile/08960195166201706917noreply@blogger.comtag:blogger.com,1999:blog-4474580574529252327.post-16137545921411987072013-05-28T22:31:20.788+02:002013-05-28T22:31:20.788+02:00hellow sir I am using a laptop of 15pin com port b...hellow sir I am using a laptop of 15pin com port but ur design is for 9 pin, I have tried it using a 15pin com port to 9 pin com port cable but it dosent work can u please help me???? I am trying it from so many months but still failed.Anonymoushttps://www.blogger.com/profile/10870484514513850787noreply@blogger.com