DC Connectors

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This is a reference chart for Common Connector Pinouts. New Connectors will be added we work on more projects


DC Barrel Plugs

  • 2.1mm

USB

USB TYPE A

USB TYPE B

Mini USB

Micro USB

RS232

DB9

DB9.JPG

RS232 DB-9 Male Pinout (PC Side DTE)

RS232 DB-9 Female Pinout (Device Side DCE)

Pin Signal Signal Name DTE Direction
1 (DCD) Data Carrier Detect IN
2 (RXD) Receive Data IN
3 (TXD) Transmit Data OUT
4 (DTR) Data Terminal Ready OUT
5 (GND) Signal Ground
6 (DSR) Data Set Ready IN
7 (RTS) Request to Send OUT
8 (CTS) Clear to Send IN
9 (RI) Ring Indicator IN

Automotive

12V Car Plug (Cigarette Lighter)

  • Center Pin: 12V
  • Outer Shell: Ground


Radio Control

Servos

Servo Pinouts
Brand Signal Power Ground
Futaba White Red Black
Hitec Yellow Red Black

Servos operate by detecting a pulse. The width of the pulse determines the position. The pulse needs to be updated every 20 ms.

  • 1.0 ms = 0 degree
  • 1.5 ms = 90 degree
  • 2.0 ms = 180 degree

Molex Connectors

Gaming

Nunchuck Pinout
Nunchuck Dimensions

Wii Nunchuck

  • Cable Colors
    • Red: 3.3V
    • Yellow: SCL
    • Red: Present
    • NC:No Connect
    • Green: SDA
    • White: Ground
  • I2C (400kHz) Slave Address 0x52


























Screw Terminals

These terminals are commonly found on test boards and laboratory equipment

Pitch : 2.54mm(0.1in), 3.5mm*, 5mm

Rectangular Housing and Terminal Pins

These are commonly used on most connector. A female terminal pin is either crimped or soldered at the end of a wire. Then all the terminals are placed inside a connector housing.

Common Pitch: 2.54mm(0.1in)

iPod Dock Connector

iPod dock Pinout