fixed and adaptions

proto/firmware.proto

@@ -8,6 +8,8 @@ enum UsbPackageType {
   FIRMWAREPACKAGE = 3842;      // 0xF02
   FIRMWAREDONE = 3843;         // 0xF03
   FIRMWAREPACKAGEACK = 3844;   // 0xF04
+  REQUEST_DEVICE_LIST = 1000;
+  RESPONSE_DEVICE_LIST = 1001;
 }
 
 message FirmwareStart {
@@ -38,3 +40,18 @@ message FirmwareDone {
   required uint32 device_id = 3;
 }
 
+
+message RequestDeviceList {
+  required uint32 msg =1;
+}
+
+message Device {
+  required bool  available =1;
+  required uint32 canid = 2;
+  required uint32 device = 3;
+  required uint32 counter = 4;
+}
+
+message ResponseDeviceList {
+  repeated Device devices = 1 [(nanopb).max_count = 18];
+}