diff --git a/create_boiler_display.lua b/create_boiler_display.lua
index d37a633..296d484 100644
--- a/create_boiler_display.lua
+++ b/create_boiler_display.lua
@@ -34,10 +34,21 @@ local function center(y, text, foreground, background)
   monitor.write(text)
 end
 
-local function getPeripheralsByType(wantedType)
+local function hasMethod(name, wantedMethod)
+  local methods = peripheral.getMethods(name) or {}
+  for _, method in ipairs(methods) do
+    if method == wantedMethod then return true end
+  end
+  return false
+end
+
+local function getPeripherals(wantedType, requiredMethod)
   local names = {}
   for _, name in ipairs(peripheral.getNames()) do
-    if peripheral.getType(name) == wantedType then
+    local peripheralType = peripheral.getType(name)
+    local typeMatches = type(peripheralType) == "string"
+      and peripheralType:lower() == wantedType:lower()
+    if typeMatches or (requiredMethod and hasMethod(name, requiredMethod)) then
       names[#names + 1] = name
     end
   end
@@ -139,10 +150,12 @@ end
 
 local function readMainShaft(stressometerName)
   if not stressometerName then return nil, nil, nil end
-  local okCapacity, capacity = pcall(peripheral.call,
-    stressometerName, "getNetworkCapacity")
-  local okUsage, usage = pcall(peripheral.call,
-    stressometerName, "getNetworkStress")
+  local capacityMethod = hasMethod(stressometerName, "getStressCapacity")
+    and "getStressCapacity" or "getNetworkCapacity"
+  local usageMethod = hasMethod(stressometerName, "getStress")
+    and "getStress" or "getNetworkStress"
+  local okCapacity, capacity = pcall(peripheral.call, stressometerName, capacityMethod)
+  local okUsage, usage = pcall(peripheral.call, stressometerName, usageMethod)
   if not okCapacity or not okUsage then return nil, nil, nil end
   capacity = tonumber(capacity) or 0
   usage = tonumber(usage) or 0
@@ -152,9 +165,9 @@ end
 
 local function render()
   local _, height = monitor.getSize()
-  local speedometers = getPeripheralsByType(SPEEDOMETER_TYPE)
-  local stressometers = getPeripheralsByType(STRESSOMETER_TYPE)
-  local readers = getPeripheralsByType(BLOCK_READER_TYPE)
+  local speedometers = getPeripherals(SPEEDOMETER_TYPE, "getSpeed")
+  local stressometers = getPeripherals(STRESSOMETER_TYPE, "getStress")
+  local readers = getPeripherals(BLOCK_READER_TYPE, "getBlockData")
 
   monitor.setBackgroundColor(colors.black)
   monitor.clear()
diff --git a/create_peripheral_debug.lua b/create_peripheral_debug.lua
new file mode 100644
index 0000000..90ee7a5
--- /dev/null
+++ b/create_peripheral_debug.lua
@@ -0,0 +1,43 @@
+-- Writes all attached peripheral types, methods and Block Reader data to a file.
+
+local outputName = "create_debug.txt"
+local output = assert(fs.open(outputName, "w"))
+
+local function writeLine(text)
+  text = tostring(text or "")
+  output.writeLine(text)
+  print(text)
+end
+
+local names = peripheral.getNames()
+table.sort(names)
+
+writeLine("CREATE PERIPHERAL DEBUG")
+writeLine("Computer ID: " .. os.getComputerID())
+writeLine("Peripherals: " .. #names)
+writeLine("")
+
+for _, name in ipairs(names) do
+  local types = { peripheral.getType(name) }
+  local methods = peripheral.getMethods(name) or {}
+  table.sort(methods)
+
+  writeLine(("[%s]"):format(name))
+  writeLine("Types: " .. table.concat(types, ", "))
+  writeLine("Methods: " .. table.concat(methods, ", "))
+
+  local hasBlockData = false
+  for _, method in ipairs(methods) do
+    if method == "getBlockData" then hasBlockData = true end
+  end
+
+  if hasBlockData then
+    local ok, data = pcall(peripheral.call, name, "getBlockData")
+    writeLine("getBlockData OK: " .. tostring(ok))
+    writeLine(ok and textutils.serialize(data) or tostring(data))
+  end
+  writeLine("")
+end
+
+output.close()
+print("Fertig: " .. outputName)
diff --git a/manifest.lua b/manifest.lua
index 43477a7..7df3138 100644
--- a/manifest.lua
+++ b/manifest.lua
@@ -5,6 +5,7 @@ return {
   files = {
     "startup.lua",
     "create_boiler_display.lua",
+    "create_peripheral_debug.lua",
     "core/constants.lua",
     "core/log.lua",
     "core/protocol.lua",