# Section 1: Development Process for DoitCar
When you get the DoitCar, can develop it by the following steps
Step 1) Hardware: one computer, one piece of MicroUSB cable (not MiniUSB);
Step 2) Software:
(a) DoitRobo is designed based on NodeMCU. The newest version of NodeMCU firmware can be downloaded from https://github.com/nodemcu/nodemcu-firmware/releases.
Tips: firmware can be devided Float version and Integer version. To minus the power consume as soos as possible, Interger version is generally used.
(b) Firmware download tools: Two types: nodemcu_flasher32bit.exe/nodemcu_flasher64bit.exe, can be chosen by the system Win32 or Win64. The newest version is https://github.com/nodemcu/nodemcu-flasher.
(d) other tools:internet debug tool, serial tool, ect.
Step 3): Burnthe firmware by Section 2;
Step 4): Debug by Section 3;
Step 5): Program the Lua file. Then, download and debug.