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   REPLYADDR brain@jbrain.com   
   REPLYTO 3:770/3.0 UUCP   
   MSGID:  57a049f9   
   REPLY: <20211125-235704.195.0@George.ssl-us.astraweb.com> fc1d9b5a   
   PID: SoupGate-Win32 v1.05   
   On 11/25/2021 5:57 PM, George wrote:   
   > Just to bring this to a conclusion, I've written alternative IRQ servicing   
   > code that bypasses the "BEQ" error in rom, and a BASIC program that   
   > installs the new code into the tape buffer.  It's 120 bytes of ML that does   
   > the ACIA processing and then jumps back into ROM for the rest of the IRQ   
   > routine.  The BASIC program and the source code for the ML portion are   
   > shown below. The actual .PRG file can be downloaded from my Github CBM   
   > repo:   
   >   
   > https://github.com/gbhug5a/My_CBM_stuff   
   >   
   > Since I no longer have a +4, I have no way to test the new code.   
      
   Do you have the VICE emulator?  It supports the +4 and the built in   
   6551, and can tie that 6551 ACIA to a real or virtual serial port.  You   
   could test it there if desired.   
      
   Jim   
   --- SoupGate-Win32 v1.05   
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