Flash.asm source code for a simple led flash  program

serial.asm code for a simple serial comms. This program will display a 
           message, wait for you to type some info (upto 32 chars), then
           echo it back to you. It will then go into echo mode echoing back your keypresses
           Use with a terminal emulation program 
           e.g. HyperTerminal  in WIN95 (in accessories)
           *select hyperterminal 
           *select direct to com1 (in the connect using box)
           * setup for 4800 baud, 8 data bit 1 stop bit, parity none flow cont none
           
           This program shows how to define storage & relocate the stack. It shows 
           safe locations for code and data.     
      

lcd.asm    Example code showing how to initialise and write data to the lcd via a 4-bit interface.
           Note the bottom 4 bits of port 1 can only be used as inputs.
           The example prints "Hello world! I work" on the LCD (assumes a 20 char display)