do uart.setup(0, 9600, 8, 0, 1, 0) local sv = net.createServer(net.TCP, 60) local global_c = nil sv:listen(9999, function(c) if global_c~=nil then global_c:close() end global_c = c c:on("receive",function(_, pl) uart.write(0, pl) end) end) uart.on("data", 4, function(data) if global_c ~= nil then global_c:send(data) end end, 0) end