+ def do_prompt(self):
+ self.do_send("# ")
+
+ def do_help(self):
+ help = """
+
+Valid commands are:
+ ABOUT ROM information
+ B[S][nn] beep [synchronously] for a duration nn (optional)
+ C[S][nn] silence [synchronously] for a duration nn (optional)
+ Dxxxxxxxxxx show a message on the display
+ ECHO {ON|OFF} turn echo on or off
+ GETROM download the ROM source code using xmodem
+ H[...] this help screen
+*JUMPxxxx jumps to a subroutine at location xxxx
+*PEEKxxxx returns the value of the byte at location xxxx
+*POKExxxxyy sets the value of location xxxx to yy
+ PING pongs
+ S[...] query all internal switch states
++Vnn vend an item
++VALL vend all items
+*Wxxxxxxxxxxxx set a new password for authenticated vends. xxx=16 chars
+ password will be converted to uppercase
+
+Very few functions are available when the machine is in standalone
+mode (DIP SW 1 is set)
++ denotes that this item requires authentication if DIP SW 2 is set
+* denotes that DIP SW 3 must be set to use these
+Commands starting with # are ignored (comments)
+"""
+ self.do_send(help)
+
+ def do_about(self):
+ about = """
+
+The Virtual Vending Machine Company
+
+Mark Tearle, June 2004
+"""
+ self.do_send(about)
+
+ def do_vend_all(self):
+ for i in range(11,99):
+ self.do_send("101 Vending "+str(i)+"\n")
+ self.do_send("153 Home sensors failing\n")
+ self.do_send("102 Vend all motors complete\n")
+
+ def do_vend(self,command):
+ fail = None
+ if fail:
+ self.do_send("153 Home sensors failing\n")
+ else:
+ self.insert("Vending "+command)
+ self.do_send("100 Vend successful\n")
+
+ def do_display(self,string):
+ display = self.wTree.get_widget("label1")
+ display.set_text("%-10.10s" % (string))
+ self.do_send('300 Written\n')
+
+ def do_beep(self,command):
+ sys.stdout.write("\a")
+ self.do_send('500 Beeped\n')
+
+ def do_silence(self,command):
+ pass
+
+ def do_switches(self):
+ self.do_send("600 3F 3F\n")
+
+ def do_pong(self):
+ self.do_send("000 PONG!\n")
+
+ def handle_command(self, command):
+ command = string.upper(command)
+ print command
+ if string.find(command, "HELP",0) == 0:
+ self.do_help()
+ elif string.find(command, "ABOUT",0) == 0:
+ self.do_about()
+ elif string.find(command, "PING",0) == 0:
+ self.do_pong()
+ elif string.find(command, "VALL",0) == 0:
+ self.do_vend_all()
+ elif string.find(command, "V",0) == 0:
+ self.do_vend(command)
+ elif string.find(command, "B",0) == 0:
+ self.do_beep(command)
+ elif string.find(command, "C",0) == 0:
+ self.do_silence(command)
+ elif string.find(command, "S",0) == 0:
+ self.do_switches()
+ elif string.find(command, "D",0) == 0:
+ self.do_display(command[1:])
+ self.do_prompt()
+
+