USB power information

PC connector history

Printer, LPT port (Centronics)

Serial, COM port (RS232)

Keyboard port

Mouse port

Joystick/game port

Summary

USB history, very simplified and focused on power

Usb connectors

How to get faster charging

Increase current

Increase voltage

Increase current and voltage

Decrease voltage, increase current

Other tricks

Batteries and fast charging

Overview of "standards"

USB battery charging (BC 1.2), DCP

USB power delivery

USB connector type C

Apple

Sony

Samsung

Qualcomm Quick Charge 2.0 A

Qualcomm Quick Charge 2.0 B

Qualcomm Quick Charge 3.0

Pump express by Mediatek

Pump express+ by Mediatek

Pump express+ by Mediatek V1.1

Pump express+ by Mediatek V2.0

Pump express by Mediatek V3.0

Samsung AFC, Adaptive Fast Charging

Hisilicon FCP, Fast Charger Protocol

Hisilicon AFC, Advanced Fast Charger Protocol

Huawei FCP, Fast Charging Protocol

Huawei SCP, Smart Charging Protocol

Spreadtrum Fast Charge Protocol

VOOC Flash Charging

Dash Charging

iPower, iSmart, AiPower, VoltIQ, PowerIQ, sPower, etc.

How to handle all the standards

Conclusion

Notes