startup

modem = peripheral.wrap("back")
modem.open(3)
modem.open(20)
modem.open(55)

function sendMessage()
print("send what")
message = read()
print ("what channel")
channel = read()
channel_number = tonumber(channel)
modem.transmit(channel_number_number.message)
print("message sent")
sleep(1)
os.reboot()
end

print("what do you want")
while true do
local event,p1,p2,p3,p4 = os.pullEvent()

if event == "modem_message" then
print(event)
print(p1)
print(p2)
print(p3)
print(p4)
sleep(8)

print("Send a reply?")
reply = read()
if reply == "y" then
sendMessage()
else
os.reboot()
end
end

if event == "key" then
if p1 == keys.s then
sendMessage()
end
end
end