- mieux rangé les dossiers en particulier pour le minid1 OLED

- terminé enfin le script disp_oled.lua

OS_utils/cat.lua

@@ -0,0 +1,17 @@
+-- fonction cat() pour afficher le contenu d'un fichier dans la flash
+print("\n cat.lua   zf180826.1109   \n")
+
+function cat(zfile)
+    print("\n"..zfile.."\n-------------------------------")
+
+    zfilei = file.open(zfile, "r")
+    i=1
+    zline=file.readline()
+    repeat
+      print(i..": "..string.sub(zline,1,string.len(zline)-1))
+      i=i+1   zline=file.readline()
+    until zline== nil
+    file.close(zfilei)
+
+    print("-------------------------------")
+end

OS_utils/dir.lua

@@ -0,0 +1,15 @@
+-- fonction dir() pour afficher les fichiers dans la flash
+print("\n dir.lua   zf180826.1019   \n")
+
+function dir()
+    print("\n-------------------------------")
+    l=file.list() i=0
+    for k,v in pairs(l) do
+        i=i+v
+        print(k..string.rep(" ",19-string.len(k)).." : "..v.." bytes")
+    end
+    print("-------------------------------")
+    print('\nUsed: '..i..' bytes\nusage: dofile("file.lua")\n')
+end
+
+dir()

OS_utils/telnet_srv.lua

@@ -0,0 +1,44 @@
+-- Serveur telnet pour connexion en remote WIFI
+print("\n telnet_srv.lua   zf180826.1020   \n")
+
+-- restart server if needed
+if telnet_srv ~= nil then
+    telnet_srv:close()
+end
+telnet_srv = net.createServer(net.TCP, 180)
+
+telnet_srv:listen(23, function(socket)
+    local fifo = {}
+    local fifo_drained = true
+
+    local function sender(c)
+        if #fifo > 0 then
+            c:send(table.remove(fifo, 1))
+        else
+            fifo_drained = true
+        end
+    end
+
+    local function s_output(str)
+        table.insert(fifo, str)
+        if socket ~= nil and fifo_drained then
+            fifo_drained = false
+            sender(socket)
+        end
+    end
+
+    node.output(s_output, 0)   -- re-direct output to function s_ouput.
+
+    socket:on("receive", function(c, l)
+        node.input(l)           -- works like pcall(loadstring(l)) but support multiple separate line
+    end)
+    socket:on("disconnection", function(c)
+        node.output(nil)        -- un-regist the redirect output function, output goes to serial
+    end)
+    socket:on("sent", sender)
+
+    print("Welcome to NodeMCU world.")
+end)
+
+print("Telnet server running...\nUsage: telnet -r ip\n")
+