In SX Microcontrollers, SX/B Compiler and SX-Key Tool, John Kauffman wrote:

<SPAN style="FONT-FAMILY: Arial">[3]I've put together various posts and downloads to get info on the USB2SER working with my Hyperterminal and SX Tech Tool. [/3]

<SPAN style="FONT-FAMILY: Arial">[3]I'm close, but hypertext is showing me garbage instead of a message. <?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: Arial"><o:p>[3] [/3]</o:p>

<SPAN style="FONT-FAMILY: Arial">[3]Note that I<SPAN style="mso-spacerun: yes"> for programming and debug I use the Parallax USB to Serial convertor which then goes to a serial cable to my SX for programming and debugging (COM4). That stays plugged in while running the program.<SPAN style="mso-spacerun: yes">  For the USB2SER I use a second USB port and cable to COM5.<SPAN style="mso-spacerun: yes">  <o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: Arial"><o:p>[3] [/3]</o:p>

<SPAN style="FONT-FAMILY: Arial"><o:p>[3]Here is what I did:[/3]</o:p>

<SPAN style="FONT-FAMILY: Arial"><o:p> </o:p>

<SPAN style="FONT-FAMILY: Arial">[3]Plug the USB2Ser via cable into PC <o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: Arial">[3]Driver was found and message that the hardware is ready to use<o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: Arial">[3]Check COM assignment = COM5<o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: Arial">[3]Change com5 latency from 16 mSec to 1mSec<o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: Arial">[3][/3] 

<SPAN style="FONT-FAMILY: Arial">[3]SX breadboard connectsion from USB2SER to SX[/3]

<SPAN style="FONT-FAMILY: Arial">[3]RES to 20k resistor to RB.0 <SPAN style="BACKGROUND: yellow; mso-highlight: yellow">necessary or optional?<o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: Arial">[3]TX to 20k resistor to RB.2<SPAN style="mso-tab-count: 1">   <SPAN style="BACKGROUND: yellow; mso-highlight: yellow">resistors necessary?<SPAN style="mso-tab-count: 1">            <o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: Arial">[3]RX to 20k resistor to RB.1<o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: Arial">[3]Vss direct to Vss<o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: Arial">[3]Set up hyperterminal<o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: Arial">[3]New connection, give name<o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: Arial">[3]Connect Using COM5<o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: Arial">[3]Set Post settings to defaults<o:p></o:p>[/3]

<SPAN style="BACKGROUND: yellow; FONT-FAMILY: Arial; mso-highlight: yellow">[3]Bits per second = 2400<o:p></o:p>[/3]

<SPAN style="BACKGROUND: yellow; FONT-FAMILY: Arial; mso-highlight: yellow">[3]Data bits = 8<o:p></o:p>[/3]

<SPAN style="BACKGROUND: yellow; FONT-FAMILY: Arial; mso-highlight: yellow">[3]Parity = none<o:p></o:p>[/3]

<SPAN style="BACKGROUND: yellow; FONT-FAMILY: Arial; mso-highlight: yellow">[3]Stop bits = 1<o:p></o:p>[/3]

[3]<SPAN style="BACKGROUND: yellow; FONT-FAMILY: Arial; mso-highlight: yellow">Flow content = Hardware<SPAN style="FONT-FAMILY: Arial"><o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: Arial">[3]session is automatically started.<o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: Arial"><o:p>[3] [/3]</o:p>

<SPAN style="FONT-FAMILY: Arial">[3]&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;<o:p> </o:p>[/3]

<SPAN style="FONT-FAMILY: Arial"><o:p>[3] [/3]</o:p>

<SPAN style="FONT-FAMILY: Arial">[3]Test #1 Program in SX/B<o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: 'Courier New'">[3]DEVICE<SPAN style="mso-spacerun: yes">          SX28, OSC4MHZ, TURBO, STACKX, OPTIONX<o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: 'Courier New'">[3]FREQ<SPAN style="mso-spacerun: yes">            4_000_000<o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: 'Courier New'">[3]PROGRAM <?xml:namespace prefix = st1 ns = "urn:schemas-microsoft-com:office:smarttags" /><st1:place w:st="on">Main</st1:place><o:p></o:p>[/3]

[3]<st1:place w:st="on"><SPAN style="FONT-FAMILY: 'Courier New'">Main</st1:place><SPAN style="FONT-FAMILY: 'Courier New'">:<o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: 'Courier New'">[3]<SPAN style="mso-tab-count: 1">  <SPAN style="mso-spacerun: yes">  SEROUT <SPAN style="BACKGROUND: yellow; mso-highlight: yellow">RB.2, <SPAN style="BACKGROUND: yellow; mso-highlight: yellow">N2400, "hello"<o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: Arial"><o:p>[3] [/3]</o:p>

<SPAN style="FONT-FAMILY: Arial">[3]Load and run the program, view Hyperterminal<o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: Arial">[3]Observed: continious flow onto hyperterminal screen of an ASCII character (like an F - probably a double lined-border character)<o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: Arial"><o:p>[3] [/3]</o:p>

<SPAN style="FONT-FAMILY: Arial">[3]&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;&gt;<o:p> </o:p>[/3]

<SPAN style="FONT-FAMILY: Arial"><o:p>[3] [/3]</o:p>

<SPAN style="FONT-FAMILY: Arial">[3]Test #2 Program in SX/B<o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: 'Courier New'">[3]DEVICE<SPAN style="mso-spacerun: yes">          SX28, OSC4MHZ, TURBO, STACKX, OPTIONX<o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: 'Courier New'">[3]FREQ<SPAN style="mso-spacerun: yes">            4_000_000<o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: 'Courier New'">[3]PROGRAM <st1:place w:st="on">Main</st1:place><o:p></o:p>[/3]

[3]<st1:place w:st="on"><SPAN style="FONT-FAMILY: 'Courier New'">Main</st1:place><SPAN style="FONT-FAMILY: 'Courier New'">:<o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: 'Courier New'">[3]<SPAN style="mso-tab-count: 1">  DO<o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: 'Courier New'">[3]<SPAN style="mso-spacerun: yes">  <SPAN style="mso-tab-count: 1">SEROUT <SPAN style="BACKGROUND: yellow; mso-highlight: yellow">RB.2, <SPAN style="BACKGROUND: yellow; mso-highlight: yellow">N2400, "hello"<o:p></o:p>[/3]

[3]<st1:place w:st="on"><SPAN style="FONT-FAMILY: 'Courier New'">LOOP</st1:place><SPAN style="FONT-FAMILY: 'Courier New'"><o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: Arial"><o:p>[3] [/3]</o:p><SPAN style="FONT-FAMILY: Arial">[3]Load and run the program, view Hyperterminal<o:p></o:p>[/3]

<SPAN style="FONT-FAMILY: Arial">[3]Observed: one random character appear after each press od SX Tech Tool reset button<o:p></o:p>[/3]

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