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pinout

I2C

https://en.wikipedia.org/wiki/I%C2%B2C

  • differential driver: 20-100m

    VCC - 3V–5V GND - GND SDA - Data SCL - Clock

RS232

RS232簡單接法(3線)

RS485

Line Termination Resistor Calculator: http://www.alciro.org/tools/RS-485/RS485-resistor-termination-calculator.jsp

USB3

VBUS/GND: shared by USB2/3; D-/D+: USB2 only.

https://en.wikipedia.org/wiki/USB_3.0

Type-C

  • Receptacles: 12+12 Pins

  • Plugs: 12+10 Pins: B6/7 n/a & CC2 -> VCONN

Pin
Name
Description

A1/B12

GND

Ground return

A2

SSTXp1 ("TX1+")

SuperSpeed differential pair #1, transmit, positive

A3

SSTXn1 ("TX1−")

SuperSpeed differential pair #1, transmit, negative

A4

VBUS

Bus power

A5

CC1

Configuration channel

A6

D+

USB 2.0 differential pair, position 1, positive

A7

D−

USB 2.0 differential pair, position 1, negative

A8

SBU1

Sideband use (SBU)

A9

VBUS

Bus power

A10

SSRXn2 ("RX2−")

SuperSpeed differential pair #4, receive, negative

A11

SSRXp2 ("RX2+")

SuperSpeed differential pair #4, receive, positive

A12

GND

Ground return

PCI-E

https://en.wikipedia.org/wiki/PCI_Express#Pinout

side A: PRSNT1# shorter than the rest | side B: component side
×1/4/8/16 cards end at pin 18/32/49/82  
+12 V power: 75 W (6-pin) or 150 W (8-pin) | 300 W total (2 × 75 W + 1 × 150 W)

HDMI

https://en.wikipedia.org/wiki/HDMI

Type
Name
-

A

Std

C

Mini

D

Micro

E

Automotive

locking

19 Pins

Pin 17	Ground for ARC, CEC, DDC and HEC
Pin 18	+5 V (up to 50 mA)

Pin 1	TMDS data 2 (+)
Pin 2	TMDS data 2 ground
Pin 3	TMDS data 2 (−)

Pin 4	TMDS data 1 (+)
Pin 5	TMDS data 1 ground
Pin 6	TMDS data 1 (−)

Pin 7	TMDS data 0 (+)
Pin 8	TMDS data 0 ground
Pin 9	TMDS data 0 (−)

Pin 10	TMDS clock (+)
Pin 11	TMDS clock ground
Pin 12	TMDS clock (−)

Pin 15	SCL (I2C clock for DDC)
Pin 16	SDA (I2C data for DDC)

Pin 13	CEC / Consumer Electronic Control

Pin 14
        HDMI 1.0–1.3a: Unused
        HDMI 1.4+: ARC (+) or HEC (+)
Pin 19
        All versions: Hot plug detect
        HDMI 1.4+: ARC (−) or HEC (−)

Channel

  • Audio Return Channel (ARC): supports stereo PCM

  • HDMI Ethernet Channel (HEC): IP-based @ 100 Mbit/s

DVI/HMDI

DVI: http://www.alciro.org/alciro/conectores_26/conector-DVI-interfaz-visual-digital_269_en.htm

C1	Red analog	
C2	Green analog	
C3	Blue analog	
C4	Analog horizontal sync	
C5	Ground (analog)	Return for analog signals

HDMI to DVI-D: http://www.alciro.org/alciro/conectores_26/patillas-cable-HDMI-a-DVI-D_274_en.htm

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