test frame motor

a=read()
if(a==0) then

while true do
 e=os.pullEvent("redstone")

if redstone.getInput("back") then
    if redstone.getInput("top") then
    redstone.setOutput("left",true)
    sleep(0.1)
    redstone.setOutput("left",false)
    else
    redstone.setOutput("right",true)
    sleep(0.1)
    redstone.setOutput("right",false)
    end

end

end

else
--- master mode
while true do
e,k=os.pullEvent("key")
if      k==18  then
redstone.setOutput("right",true)
sleep(0.1)
redstone.setOutput("right",false)
elseif  k==46 then
print('c')
    redstone.setOutput("left",true)
    sleep(0.1)
    redstone.setOutput("left",false)
elseif  k==31 then
print('s')
redstone.setOutput("top",true)
redstone.setOutput("back",true)
sleep(0.1)
redstone.setOutput("top",false)
redstone.setOutput("back",false)

elseif  k==17 then
print('w')
redstone.setOutput("top",false)
redstone.setOutput("back",true)
sleep(0.1)
redstone.setOutput("top",false)
redstone.setOutput("back",false)
elseif  k==30 then
print('a')
redstone.setOutput("top",true)
redstone.setOutput("front",true)
sleep(0.1)
redstone.setOutput("top",false)
redstone.setOutput("front",false)

elseif  k==32 then
print('d')
redstone.setOutput("top",false)
redstone.setOutput("front",true)
sleep(0.1)
redstone.setOutput("top",false)
redstone.setOutput("front",false)
else
print (k)
print("what?")
end

end
end