<div dir="ltr">It belatedly occurs to me that inverted TTL serial probably looks just like non-inverted TTL serial except the data will be garbled. So most likely you have it hooked up to the right pins but you somehow need to invert the signal.<div><br></div><div>I found an article, which shows almost exactly the same result that you have:Β <a href="https://www.sparkfun.com/news/2461">https://www.sparkfun.com/news/2461</a></div><div><br></div><div><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, 5 Apr 2019 at 20:05, Nick Griffin <<a href="mailto:span1922@live.com">span1922@live.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
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<div>ItsΒ still getting garbled text with CP 2102. 15200 was a typo on here.. π in Putty its 115200.</div>
<div>I thought I try my FTDI 232,its text is garbled too⦠it does it on both of them.??</div>
<div>I am connecting it to pc then to FTDI232 or CP 2102Β they connect toΒ E3 then running Putty on PC and unplugging the E3 to restart it and garbled textΒ on Putty. I canβt see the bootΒ log text is unreadableβ¦?<br>
<br>
I have only one more thing I can try, I have a USB to RS232 Cable that's Prolific USB to Serial and see if that works.<br>
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<div>Spanner..</div>
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<div><font face="'Calibri', 'Segoe UI', 'Meiryo', 'Microsoft YaHei UI', 'Microsoft JhengHei UI', 'Malgun Gothic', 'sans-serif'" style="line-height:15pt;letter-spacing:0.02em;font-family:Calibri,"Segoe UI",Meiryo,"Microsoft YaHei UI","Microsoft JhengHei UI","Malgun Gothic",sans-serif;font-size:12pt"><b>From:</b>Β <a href="mailto:dg@cowlark.com" target="_blank">David
Given</a><br>
<b>Sent:</b>Β βThursdayβ, β4β βAprilβ β2019 β17β:β57<br>
<b>To:</b>Β <a href="mailto:e3-hacking@earth.li" target="_blank">Discussion of the Amstrad E3 emailer hardware/software</a></font></div>
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<div dir="auto">It's probably a typo, but just to check: you said 15200, but it should be 115200?</div>
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<div class="gmail_quote">
<div class="gmail_attr" dir="ltr">On Thu, 4 Apr 2019, 18:52 Nick Griffin, <<a href="mailto:span1922@live.com" target="_blank">span1922@live.com</a>> wrote:<br>
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<div>Could it be that I might have the RX and TX round there wrong way..? red is TX (Ring) so it connected to TX pin on CP 2102,White is RX (Tip)Β so it connected to RX pin on CP 2102,black isΒ GroundΒ (Sleeve) connected to GND pin on CP 2102..??<br>
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<div>Spanner..</div>
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<div><font face="'Calibri', 'Segoe UI', 'Meiryo', 'Microsoft YaHei UI', 'Microsoft JhengHei UI', 'Malgun Gothic', 'sans-serif'" style="line-height:15pt;letter-spacing:0.02em;font-family:Calibri,"Segoe UI",Meiryo,"Microsoft YaHei UI","Microsoft JhengHei UI","Malgun Gothic",sans-serif;font-size:12pt"><b>From:</b>Β <a href="mailto:span1922@live.com" rel="noreferrer" target="_blank">Nick
Griffin</a><br>
<b>Sent:</b>Β βThursdayβ, β4β βAprilβ β2019 β17β:β38<br>
<b>To:</b>Β <a href="mailto:e3-hacking@earth.li" rel="noreferrer" target="_blank">Discussion of the Amstrad E3 emailer hardware/software</a></font></div>
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<div style="font-family:Calibri,"Segoe UI",Meiryo,"Microsoft YaHei UI","Microsoft JhengHei UI","Malgun Gothic",sans-serif;font-size:12pt" dir="ltr">
<div>This is my settings in putty, <span style="color:rgb(0,0,0);text-transform:none;text-indent:0px;letter-spacing:normal;font-family:Arial,"Lucida Grande",sans-serif;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;white-space:normal;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;display:inline">
15200, 8 bits, no parity and 1 stop bit. And no flow control.<br>
</span>from <a href="https://nam03.safelinks.protection.outlook.com/?url=https://wiki.earth.li/E3_Getting_Started&data=02%7c01%7c%7cf0dec062bb9b4f39405408d6b91eacb8%7c84df9e7fe9f640afb435aaaaaaaaaaaa%7c1%7c0%7c636899938727285441&sdata=6mx9RKhkgvgpcoK8%2Bg%2BHvDpWdaW5jbBVujdVKbfL2Ao%3D&reserved=0" rel="noreferrer" target="_blank">
https://wiki.earth.li/E3_Getting_Started</a> website.<br>
</div>
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<div><br>
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<div>Spanner..</div>
<div><br>
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<div style="padding-top:5px;border-top:1px solid rgb(229,229,229)">
<div><font face="'Calibri', 'Segoe UI', 'Meiryo', 'Microsoft YaHei UI', 'Microsoft JhengHei UI', 'Malgun Gothic', 'sans-serif'" style="line-height:15pt;letter-spacing:0.02em;font-family:Calibri,"Segoe UI",Meiryo,"Microsoft YaHei UI","Microsoft JhengHei UI","Malgun Gothic",sans-serif;font-size:12pt"><b>From:</b>Β <a href="mailto:Antony.Stone@e3.open.source.it" rel="noreferrer" target="_blank">Antony
Stone</a><br>
<b>Sent:</b>Β βThursdayβ, β4β βAprilβ β2019 β16β:β51<br>
<b>To:</b>Β <a href="mailto:e3-hacking@earth.li" rel="noreferrer" target="_blank">Discussion of the Amstrad E3 emailer hardware/software</a></font></div>
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<div dir="">
<div id="gmail-m_-3151401476107833587m_-7399299289960009257readingPaneBodyContent">On Thursday 04 April 2019 at 17:47:21, Antony Stone wrote:<br>
<br>
> On Thursday 04 April 2019 at 17:44:13, Nick Griffin wrote:<br>
> > I have connected the CP2102 and I am getting garbage text in Putty..<br>
> <br>
> That suggests the wrong baud rate to me.<br>
<br>
<a href="https://nam03.safelinks.protection.outlook.com/?url=http://www.cambridgewargames.org.uk/members/andy/emailer/&data=02%7c01%7c%7cf0dec062bb9b4f39405408d6b91eacb8%7c84df9e7fe9f640afb435aaaaaaaaaaaa%7c1%7c0%7c636899938727295446&sdata=er/vonGJwLudAOVY%2BLEH4%2BkvsIZ1HKDuvk97AHfTbEs%3D&reserved=0" rel="noreferrer" target="_blank">https://eur01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fwww.cambridgewargames.org.uk%2Fmembers%2Fandy%2Femailer%2F&data=02%7C01%7C%7C1582cfe263ef4d5cdbde08d6b915666b%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C636899898889909349&sdata=zjSspT0Ft5FobfMYnBdrxtc6MvEywB4MRky%2B6hHxkaY%3D&reserved=0</a>
and <br>
<a href="https://nam03.safelinks.protection.outlook.com/?url=http://www.earth.li/~noodles/hardware-e3.html&data=02%7c01%7c%7cf0dec062bb9b4f39405408d6b91eacb8%7c84df9e7fe9f640afb435aaaaaaaaaaaa%7c1%7c0%7c636899938727305457&sdata=9LGKgveQXDSG5hLVHsdK3s1C9bbqDLH3GLgzW16oE80%3D&reserved=0" rel="noreferrer" target="_blank">https://eur01.safelinks.protection.outlook.com/?url=http:%2F%2Fwww.earth.li%2F~noodles%2Fhardware-e3.html&data=02%7C01%7C%7C1582cfe263ef4d5cdbde08d6b915666b%7C84df9e7fe9f640afb435aaaaaaaaaaaa%7C1%7C0%7C636899898889919354&sdata=rOH%2Fb0v1uOAfmesV3LLdYH3lctIkFptlTV4wZlWHIWU%3D&reserved=0</a>
say 115,200 8n1 no handshake.<br>
<br>
<br>
Antony.<br>
<br>
> >Β βββββyββ7βw5'=βββ_{gβSββββ{-'7ββββββ}5w5;1βmyuβββββββe{βc}cwββββVβββββii<br>
> >Β βV<br>
> > <br>
> > Wβββ6βg-%βββββββββ/βy!75u#7βββββββββ/βββββ_{gββββββββββββββgYββββββββββββ<br>
> > ββ<br>
> > ββββββββββyββ/β5%β%!7'5β'!=75ββgw[βSββββ{-'7ββββββ}5βe!7β9=#ββββββββββ!β<br>
> > βββ<br>
> > βββββββeueβββββββββββββ3'=/ββββββββββββ_}[eYβββββββββββββ3'=/βββββββββββ<br>
> > βgw [βββββββββββββ3'=/ββββββββββββgmcUOβββββββββββββ3'=/βββββββββββββQβ+<br>
> > ββ'5βββββ9/59)-#1βgw[βSββ=βββββββββββ='-5ββββ'!=7βββββββββββ9/59)-#1βgmc<br>
> > UO<br>
> > βSββ=βββββββββββ='-5ββββ'!=7βββββββββββ9/59)-#1βeueβSββ=βββββββββββ='-5β<br>
> > βββ<br>
> > '!=7βββsβββββββ9/59)-#1β_}[eYβSββ=βββββββββββ='-5ββββ'!=7ββββββββββλΏe!7'<br>
> > 5β5<br>
> > 57ββββ=β='-7βββgw[β/-#)β1'!;='β#%;53!/5%β-βββββs!#7β%!7ββgmcUOββSβββ=βββ<br>
> > βββ<br>
> > βββββs!#7β%!7ββ_}[eYββSβββ=βββββββββββg-#β9!%%=#7β'-#β!β57-ββββs!#7β%!7β<br>
> > βgm cUOββSβββ=βββββββββββUβ!#7βββg-#β=β=%ββ}# *β-#1βg-#βββββ<br>
> > <br>
> >Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β β:ββ<br>
> > <br>
> > β-#1β/5β)5'βββViββ5ββββββA%'βββ=%β75'=ββ75ββ'-#ββββW-7β;ββ--!#βββββ=9/-#5<br>
> > β<br>
> > β}eYβwugW}βae}_ββββββJ!75%β5#=;'5βββββa#β#!75βββ!='=15ββββββββ!#5βββββββ<br>
> > βββ =15βββ!#5βββββββ=15βββ!#5βββ5β9%3ββββ#ββ-#-ββ=9%3β-#5ββ9!#!'5β<br>
> > β75β737;ββ=%A%%!7A;=5ββββsssββββ=%A%%!7A-<br>
> > <br>
> >Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β 5ββsssβ%5%βββeβ=%A%!7A5<br>
> > <br>
> > β'!!ββββdΩββ{!1!em_YββYMIHβhββββββββββββββββ!#!'5ββ9!'!7%%<br>
> > β9!#3-17ββV]βββββ[S[ββVMββ:ββ-55ββββ9ββββββββββββββ-/β#!β5'β!-!#β5#=;'57β<br>
> > ββ<br>
> > Q(βββλΊΏβ333;ββββββ-ββββββ-β=βae}_βU}[WβββQ(βββλΊΏβ5;ββββββββ-ββββββ-β=~Y%=Y<br>
> > eyβ<br>
> > βHIOTβ9ββ[Wyβ!5β5β755957βββ*ββββu#=;'-#1β[WyββββS:β%5βy'!9)βwββββββRβJZβ<br>
> > βββ '!β555ββ;=9/βββββββέ΅eββ7-#--='- 57βββββ[}eβ7-)β!3βββββiβ-<br>
> > <br>
> >Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β Β 5ββββββ;'!9)-<br>
> > <br>
> > 5ββWβuβ#βs{ββ9βββββββ[-715[#ββm#9βββV Jjββ<br>
<br>
-- <br>
Police have found a cartoonist dead in his house.Β They say that details are <br>
currently sketchy.<br>
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</blockquote></div><br clear="all"><div><br></div>-- <br><div dir="ltr" class="gmail_signature"><div dir="ltr"><div>ββββ <a href="http://www.cowlark.com" target="_blank">http://www.cowlark.com</a> βββ<br>β "I have always wished for my computer to be as easy to use as my<br>β telephone; my wish has come true because I can no longer figure out<br>β how to use my telephone." --- Bjarne Stroustrup</div></div></div>