NEW 1 DELAY 100 10 A=KEY 11 IF A=0 20 12 DELAY 20 13 GOTO 10 20 P3.7=0 21 DELAY 30 22 P3.7=1 23 GOTO 1 this line and the lines below are comments and can be removed with a text editor or the errors caused by trying to upload them can be ignored ------------------------------- serialwd.tmb for the T51 serial watchdog program that delays 10 seconds, then requires receiving a character at least every 2 seconds or else it sets P3.7 low for 3 seconds to activate a circuit to power cycle the device being monitored. P3.7 is connected to the relay on the T51-RSL