use hexadecimal chipid

1 files changed, 1 insertions, 2 deletions

diff --git a/init.lua b/init.lua
index dd01070..7fbfb1e 100644
--- a/init.lua
+++ b/init.lua
@@ -2,12 +2,11 @@ station_cfg = {}
 dofile("config.lua")
 
 delayed_restart = tmr.create()
-chip_id = node.chipid()
+chip_id = string.format("%06X", node.chipid())
 device_id = "esp8266_" .. chip_id
 mqtt_prefix = "sensor/" .. device_id
 mqttclient = mqtt.Client(device_id, 120)
 
-
 print("ESP8266 " .. chip_id)
 
 ledpin = 4