User Manual for WiFi Car by NodeMCU (DoitCar)

Technical Specifications

  • Power Input

    1) Motor Power(VM): 4.5~36V, can power separately;

    2) Control Power (VIM): 4.5~9V(10V MAX), can power separately;

    3) Module having shortcut module (connect VM and VIM), thus can use one-way power publicly (4.5~9V) to power control board and motor shield board;

  • Logic Working Current (Iss):≤60mA (Vi=L), ≤22mA(Vi=H);

  • Driving Working Current (Io): Io:≤1.2A;
  • Max Dissipation Power: 4W(T=90℃);
  • Control Signal Input Voltage: High voltage (2.3V≤VIH≤VIN); Lower voltage (-0.3V≤VIL≤1.5V);
  • Working Temperature: -25℃~+125℃
  • Driven Mode: Double-way large power H-bridge driven;
  • Support wireless 802.11 b/g/n standard;
  • Support STA/AP/STA+AP 3-types working mode;
  • Built-in TCP/IP protocol stack; Support multi-way TCP Client connection (5 MAX);
  • D0~D8, SD1~SD3: used as GPIO, PWM, IIC, and etc., Port-driven ability 15mA;
  • AD0: 1-channel ADC;
  • Power Input: 4.5V~9V (10VMAX); Support powered-USB; Provide USB-debug interface;
  • Working Current: continual send:≈70mA (200mA MAX) standby:<200uA;
  • Transmission Data:110-460800bps;
  • Support UART/GPIO data communication interface;
  • Support firmware by remote update;
  • Support Smart Link;
  • Working Temperature: -40℃~+125℃;
  • Driven Mode: double-way big-power H-bridge driven;
  • Weight: about 310g (not including battery).